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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 20:09:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 20:09:20 +0000
commit029f72b1a93430b24b88eb3a72c6114d9f149737 (patch)
tree765d5c2041967f9c6fef195fe343d9234a030e90 /src/testdir/test_vim9_expr.vim
parentInitial commit. (diff)
downloadvim-029f72b1a93430b24b88eb3a72c6114d9f149737.tar.xz
vim-029f72b1a93430b24b88eb3a72c6114d9f149737.zip
Adding upstream version 2:9.1.0016.upstream/2%9.1.0016
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/testdir/test_vim9_expr.vim')
-rw-r--r--src/testdir/test_vim9_expr.vim4160
1 files changed, 4160 insertions, 0 deletions
diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
new file mode 100644
index 0000000..6285ba1
--- /dev/null
+++ b/src/testdir/test_vim9_expr.vim
@@ -0,0 +1,4160 @@
+" Tests for Vim9 script expressions
+
+source check.vim
+import './vim9.vim' as v9
+
+let g:cond = v:false
+def FuncOne(arg: number): string
+ return 'yes'
+enddef
+def FuncTwo(arg: number): number
+ return 123
+enddef
+
+" test cond ? expr : expr
+def Test_expr1_ternary()
+ var lines =<< trim END
+ assert_equal('one', true ? 'one' : 'two')
+ assert_equal('one', 1 ?
+ 'one' :
+ 'two')
+ assert_equal('one', !!0.1 ? 'one' : 'two')
+ assert_equal('one', !!'x' ? 'one' : 'two')
+ assert_equal('one', !!'x'
+ ? 'one'
+ : 'two')
+ assert_equal('one', !!0z1234 ? 'one' : 'two')
+ assert_equal('one', !![0] ? 'one' : 'two')
+ assert_equal('one', !!{x: 0} ? 'one' : 'two')
+ var name = 1
+ assert_equal('one', name ? 'one' : 'two')
+
+ assert_equal('two', false ? 'one' : 'two')
+ assert_equal('two', 0 ? 'one' : 'two')
+ assert_equal('two', !!0.0 ? 'one' : 'two')
+ assert_equal('two', !!'' ? 'one' : 'two')
+ assert_equal('two', !!0z ? 'one' : 'two')
+ assert_equal('two', !![] ? 'one' : 'two')
+ assert_equal('two', !!{} ? 'one' : 'two')
+ name = 0
+ assert_equal('two', name ? 'one' : 'two')
+
+ echo ['a'] + (1 ? ['b'] : ['c']
+ )
+ echo ['a'] + (1 ? ['b'] : ['c'] # comment
+ )
+
+ # with constant condition expression is not evaluated
+ assert_equal('one', 1 ? 'one' : xxx)
+
+ var Some: func = function('len')
+ var Other: func = function('winnr')
+ var Res: func = g:atrue ? Some : Other
+ assert_equal(function('len'), Res)
+
+ var RetOne: func(string): number = function('len')
+ var RetTwo: func(string): number = function('strlen')
+ var RetThat: func = g:atrue ? RetOne : RetTwo
+ assert_equal(function('len'), RetThat)
+
+ var X = g:FuncOne
+ var Y = g:FuncTwo
+ var Z = g:cond ? g:FuncOne : g:FuncTwo
+ assert_equal(123, Z(3))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var Z = g:cond ? FuncOne : FuncTwo
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1001: Variable not found: FuncOne', 'E121: Undefined variable: FuncTwo'])
+enddef
+
+def Test_expr1_ternary_vimscript()
+ # check line continuation
+ var lines =<< trim END
+ var name = 1
+ ? 'yes'
+ : 'no'
+ assert_equal('yes', name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false
+ ? 'yes'
+ : 'no'
+ assert_equal('no', name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false ?
+ 'yes' :
+ 'no'
+ assert_equal('no', name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false ? # comment
+ 'yes' :
+ # comment
+ 'no' # comment
+ assert_equal('no', name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # check white space
+ lines =<< trim END
+ var name = v:true?1:2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''?'' at "?1:2"', 1)
+
+ lines =<< trim END
+ var name = v:true? 1 : 2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ var name = v:true ?1 : 2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ var name = v:true ? 1: 2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after '':'' at ": 2"', 1)
+
+ lines =<< trim END
+ var name = v:true ? 1 :2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ var name = 'x' ? 1 : 2
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1135:', 1)
+
+ lines =<< trim END
+ var name = [] ? 1 : 2
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E745:', 1)
+
+ lines =<< trim END
+ var name = {} ? 1 : 2
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E728:', 1)
+
+ # check after failure eval_flags is reset
+ lines =<< trim END
+ try
+ eval('0 ? 1: 2')
+ catch
+ endtry
+ assert_equal(v:true, eval(string(v:true)))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ try
+ eval('0 ? 1 :2')
+ catch
+ endtry
+ assert_equal(v:true, eval(string(v:true)))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+func Test_expr1_ternary_fails()
+ call v9.CheckDefAndScriptFailure(["var x = 1 ? 'one'"], "Missing ':' after '?'", 1)
+
+ let msg = "White space required before and after '?'"
+ call v9.CheckDefAndScriptFailure(["var x = 1? 'one' : 'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 ?'one' : 'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1?'one' : 'two'"], msg, 1)
+ let lines =<< trim END
+ var x = 1
+ ?'one' : 'two'
+ # comment
+ END
+ call v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''?'' at "?''one'' : ''two''"', 2)
+
+ let msg = "White space required before and after ':'"
+ call v9.CheckDefAndScriptFailure(["var x = 1 ? 'one': 'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 ? 'one' :'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 ? 'one':'two'"], msg, 1)
+ let lines =<< trim END
+ var x = 1 ? 'one'
+ :'two'
+ # Comment
+ END
+ call v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after '':'' at ":''two''"', 2)
+
+ call v9.CheckDefAndScriptFailure(["var x = 'x' ? 'one' : 'two'"], 'E1135:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0z1234 ? 'one' : 'two'"], 'E974:', 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = [] ? 'one' : 'two'"], 'E745:', 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = {} ? 'one' : 'two'"], 'E728:', 1)
+
+ call v9.CheckDefExecFailure(["var x = false ? "], 'E1097:', 3)
+ call v9.CheckScriptFailure(['vim9script', "var x = false ? "], 'E15:', 2)
+ call v9.CheckDefExecFailure(["var x = false ? 'one' : "], 'E1097:', 3)
+ call v9.CheckScriptFailure(['vim9script', "var x = false ? 'one' : "], 'E15:', 2)
+
+ call v9.CheckDefExecAndScriptFailure(["var x = true ? xxx : 'foo'"], ['E1001:', 'E121:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = false ? 'foo' : xxx"], ['E1001:', 'E121:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 0.1 ? 'one' : 'two'"], 'E805:', 1)
+
+ " missing argument detected even when common type is used
+ call v9.CheckDefAndScriptFailure([
+ \ 'var X = g:FuncOne',
+ \ 'var Y = g:FuncTwo',
+ \ 'var Z = g:cond ? g:FuncOne : g:FuncTwo',
+ \ 'Z()'], 'E119:', 4)
+endfunc
+
+def Test_expr1_falsy()
+ var lines =<< trim END
+ assert_equal(v:true, v:true ?? 456)
+ assert_equal(123, 123 ?? 456)
+ assert_equal('yes', 'yes' ?? 456)
+ assert_equal([1], [1] ?? 456)
+ assert_equal({one: 1}, {one: 1} ?? 456)
+ assert_equal(0.1, 0.1 ?? 456)
+
+ assert_equal(456, v:false ?? 456)
+ assert_equal(456, 0 ?? 456)
+ assert_equal(456, '' ?? 456)
+ assert_equal(456, [] ?? 456)
+ assert_equal(456, {} ?? 456)
+ assert_equal(456, 0.0 ?? 456)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ var msg = "White space required before and after '??'"
+ call v9.CheckDefAndScriptFailure(["var x = 1?? 'one' : 'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 ??'one' : 'two'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1??'one' : 'two'"], msg, 1)
+ lines =<< trim END
+ var x = 1
+ ??'one' : 'two'
+ #comment
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''??'' at "??''one'' : ''two''"', 2)
+enddef
+
+def g:Record(val: any): any
+ g:vals->add(val)
+ return val
+enddef
+
+" test ||
+def Test_expr2()
+ var lines =<< trim END
+ assert_equal(true, 1 || 0)
+ assert_equal(true, 0 ||
+ 0 ||
+ 1)
+ assert_equal(true, 0 ||
+ 0 ||
+ !!7)
+ assert_equal(false, 0 || 0)
+ assert_equal(false, 0
+ || 0)
+ assert_equal(false, 0 || false)
+
+ g:vals = []
+ assert_equal(true, g:Record(1) || g:Record(3))
+ assert_equal([1], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(0) || g:Record(1))
+ assert_equal([0, 1], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(0) || g:Record(true))
+ assert_equal([0, true], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(0)
+ || g:Record(1)
+ || g:Record(0))
+ assert_equal([0, 1], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(0)
+ || g:Record(true)
+ || g:Record(0))
+ assert_equal([0, true], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(true) || g:Record(false))
+ assert_equal([true], g:vals)
+
+ g:vals = []
+ assert_equal(false, g:Record(0) || g:Record(false) || g:Record(0))
+ assert_equal([0, false, 0], g:vals)
+
+ g:vals = []
+ var x = 1
+ if x || true
+ g:vals = [1]
+ endif
+ assert_equal([1], g:vals)
+
+ g:vals = []
+ x = 3
+ if true || x
+ g:vals = [1]
+ endif
+ assert_equal([1], g:vals)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr2_vimscript()
+ # check line continuation
+ var lines =<< trim END
+ var name = 0
+ || 1
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false
+ || v:true
+ || v:false
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false ||
+ v:true ||
+ v:false
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:false || # comment
+ # comment
+ v:true ||
+ # comment
+ v:false # comment
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # check white space
+ lines =<< trim END
+ var name = v:true||v:true
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E1004: White space required before and after ''||'' at "||v:true"', 1)
+
+ lines =<< trim END
+ var name = v:true ||v:true
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ var name = v:true|| v:true
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+enddef
+
+def Test_expr2_fails()
+ var msg = "White space required before and after '||'"
+ v9.CheckDefAndScriptFailure(["var x = 1||0"], msg, 1)
+ v9.CheckDefAndScriptFailure(["var x = 1 ||0"], msg, 1)
+ v9.CheckDefAndScriptFailure(["var x = 1|| 0"], msg, 1)
+
+ v9.CheckDefFailure(["var x = false || "], 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script', "var x = false || "], 'E15:', 2)
+
+ # script does not fail, the second expression is skipped
+ v9.CheckDefFailure(["var x = 1 || xxx"], 'E1001:', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = [] || false"], ['E1012:', 'E745:'], 1)
+
+ v9.CheckDefAndScriptFailure(["if 'yes' || 0", 'echo 0', 'endif'], ['E1012: Type mismatch; expected bool but got string', 'E1135: Using a String as a Bool'], 1)
+
+ v9.CheckDefAndScriptFailure(["var x = 3 || false"], ['E1012:', 'E1023:'], 1)
+ v9.CheckDefAndScriptFailure(["var x = false || 3"], ['E1012:', 'E1023:'], 1)
+
+ v9.CheckDefAndScriptFailure(["if 3"], 'E1023:', 1)
+ v9.CheckDefExecAndScriptFailure(['var x = 3', 'if x', 'endif'], 'E1023:', 2)
+
+ v9.CheckDefAndScriptFailure(["var x = [] || false"], ['E1012: Type mismatch; expected bool but got list<any>', 'E745:'], 1)
+
+ var lines =<< trim END
+ vim9script
+ echo false
+ ||true
+ # comment
+ END
+ v9.CheckScriptFailure(lines, 'E1004: White space required before and after ''||'' at "||true"', 3)
+
+ lines =<< trim END
+ var x = false
+ || false
+ || a.b
+ END
+ v9.CheckDefFailure(lines, 'E1001:', 3)
+enddef
+
+" test &&
+def Test_expr3()
+ var lines =<< trim END
+ assert_equal(false, 1 && 0)
+ assert_equal(false, 0 &&
+ 0 &&
+ 1)
+ assert_equal(true, 1
+ && true
+ && 1)
+ assert_equal(false, 0 && 0)
+ assert_equal(false, 0 && false)
+ assert_equal(true, 1 && true)
+
+ g:vals = []
+ assert_equal(true, g:Record(true) && g:Record(1))
+ assert_equal([true, 1], g:vals)
+
+ g:vals = []
+ assert_equal(true, g:Record(1) && g:Record(true))
+ assert_equal([1, true], g:vals)
+
+ g:vals = []
+ assert_equal(false, g:Record(0) && g:Record(1))
+ assert_equal([0], g:vals)
+
+ g:vals = []
+ assert_equal(false, g:Record(0) && g:Record(1) && g:Record(0))
+ assert_equal([0], g:vals)
+
+ g:vals = []
+ assert_equal(false, g:Record(0) && g:Record(4) && g:Record(0))
+ assert_equal([0], g:vals)
+
+ g:vals = []
+ assert_equal(false, g:Record(1) && g:Record(true) && g:Record(0))
+ assert_equal([1, true, 0], g:vals)
+
+ var failed = false
+ if false && g:a == g:b.c
+ failed = true
+ endif
+ assert_false(failed)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr3_vimscript()
+ # check line continuation
+ var lines =<< trim END
+ var name = 0
+ && 1
+ assert_equal(false, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:true
+ && v:true
+ && v:true
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:true &&
+ v:true &&
+ v:true
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = v:true && # comment
+ # comment
+ v:true &&
+ # comment
+ v:true
+ assert_equal(v:true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # check white space
+ lines =<< trim END
+ var name = v:true&&v:true
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ var name = v:true &&v:true
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''&&'' at "&&v:true"', 1)
+
+ lines =<< trim END
+ var name = v:true&& v:true
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+enddef
+
+def Test_expr3_fails()
+ var msg = "White space required before and after '&&'"
+ v9.CheckDefAndScriptFailure(["var x = 1&&0"], msg, 1)
+ v9.CheckDefAndScriptFailure(["var x = 1 &&0"], msg, 1)
+ v9.CheckDefAndScriptFailure(["var x = 1&& 0"], msg, 1)
+ var lines =<< trim END
+ var x = 1
+ &&0
+ # comment
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''&&'' at "&&0"', 2)
+
+ g:vals = []
+ v9.CheckDefAndScriptFailure(["if 'yes' && 0", 'echo 0', 'endif'], ['E1012: Type mismatch; expected bool but got string', 'E1135: Using a String as a Bool'], 1)
+
+ v9.CheckDefExecAndScriptFailure(['assert_equal(false, g:Record(1) && g:Record(4) && g:Record(0))'], 'E1023: Using a Number as a Bool: 4', 1)
+
+ lines =<< trim END
+ if 3
+ && true
+ endif
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012:', 'E1023:'], 1)
+
+ lines =<< trim END
+ if true
+ && 3
+ endif
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012:', 'E1023:'], 2)
+
+ lines =<< trim END
+ if 'yes'
+ && true
+ endif
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012:', 'E1135: Using a String as a Bool'], 1)
+
+ lines =<< trim END
+ var s = 'asdf'
+ echo true && s
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012: Type mismatch; expected bool but got string', 'E1135: Using a String as a Bool: "asdf"'])
+enddef
+
+" global variables to use for tests with the "any" type
+let atrue = v:true
+let afalse = v:false
+let anone = v:none
+let anull = v:null
+let anint = 10
+let theone = 1
+let thefour = 4
+let afloat = 0.1
+let astring = 'asdf'
+let ablob = 0z01ab
+let alist = [2, 3, 4]
+let adict = #{aaa: 2, bbb: 8}
+
+" test == comparator
+def Test_expr4_equal()
+ var lines =<< trim END
+ var trueVar = true
+ var falseVar = false
+ assert_equal(true, true == true)
+ assert_equal(false, true ==
+ false)
+ assert_equal(true, true
+ == trueVar)
+ assert_equal(false, true == falseVar)
+ assert_equal(true, true == g:atrue)
+ assert_equal(false, g:atrue == false)
+
+ assert_equal(true, v:none == v:none)
+ assert_equal(false, v:none == v:null)
+ assert_equal(true, g:anone == v:none)
+ assert_equal(true, null == v:null)
+ assert_equal(true, null == g:anull)
+ assert_equal(false, v:none == g:anull)
+
+ var nr0 = 0
+ var nr61 = 61
+ assert_equal(false, 2 == 0)
+ assert_equal(false, 2 == nr0)
+ assert_equal(true, 61 == 61)
+ assert_equal(true, 61 == nr61)
+ assert_equal(true, g:anint == 10)
+ assert_equal(false, 61 == g:anint)
+
+ var ff = 0.3
+ assert_equal(true, ff == 0.3)
+ assert_equal(false, 0.4 == ff)
+ assert_equal(true, 0.1 == g:afloat)
+ assert_equal(false, g:afloat == 0.3)
+
+ ff = 3.0
+ assert_equal(true, ff == 3)
+ assert_equal(true, 3 == ff)
+ ff = 3.1
+ assert_equal(false, ff == 3)
+ assert_equal(false, 3 == ff)
+
+ assert_equal(true, 'abc' == 'abc')
+ assert_equal(false, 'xyz' == 'abc')
+ assert_equal(true, g:astring == 'asdf')
+ assert_equal(false, 'xyz' == g:astring)
+
+ assert_equal(false, 'abc' == 'aBc')
+ assert_equal(false, 'abc' ==# 'aBc')
+ assert_equal(true, 'abc' ==? 'aBc')
+
+ assert_equal(false, 'abc' == 'ABC')
+ set ignorecase
+ assert_equal(false, 'abc' == 'ABC')
+ assert_equal(false, 'abc' ==# 'ABC')
+ assert_equal(true, 'abc' ==? 'ABC')
+ set noignorecase
+
+ var bb = 0z3f
+ assert_equal(true, 0z3f == bb)
+ assert_equal(false, bb == 0z4f)
+ assert_equal(true, g:ablob == 0z01ab)
+ assert_equal(false, 0z3f == g:ablob)
+
+ assert_equal(true, [1, 2, 3] == [1, 2, 3])
+ assert_equal(false, [1, 2, 3] == [2, 3, 1])
+ assert_equal(true, [2, 3, 4] == g:alist)
+ assert_equal(false, g:alist == [2, 3, 1])
+ assert_equal(false, [1, 2, 3] == [])
+ assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
+
+ assert_equal(true, {one: 1, two: 2} == {one: 1, two: 2})
+ assert_equal(false, {one: 1, two: 2} == {one: 2, two: 2})
+ assert_equal(false, {one: 1, two: 2} == {two: 2})
+ assert_equal(false, {one: 1, two: 2} == {})
+ assert_equal(true, g:adict == {bbb: 8, aaa: 2})
+ assert_equal(false, {ccc: 9, aaa: 2} == g:adict)
+
+ assert_equal(true, function('g:Test_expr4_equal') == function('g:Test_expr4_equal'))
+ assert_equal(false, function('g:Test_expr4_equal') == function('g:Test_expr4_is'))
+
+ assert_equal(true, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [123]))
+ assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_is', [123]))
+ assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [999]))
+
+ if true
+ var OneFunc: func
+ var TwoFunc: func
+ OneFunc = function('len')
+ TwoFunc = function('len')
+ assert_equal(true, OneFunc('abc') == TwoFunc('123'))
+ endif
+
+ # check this doesn't fail when skipped
+ if false
+ var OneFunc: func
+ var TwoFunc: func
+ OneFunc = function('len')
+ TwoFunc = function('len')
+ assert_equal(true, OneFunc('abc') == TwoFunc('123'))
+ endif
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = 'a' == xxx"], ['E1001:', 'E121:'], 1)
+ v9.CheckDefFailure(["var x = 'a' == "], 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script', "var x = 'a' == "], 'E15:', 2)
+
+ v9.CheckDefExecAndScriptFailure(['var items: any', 'eval 1 + 1', 'eval 2 + 2', 'if items == []', 'endif'], ['E691:', 'E1072:'], 4)
+
+ v9.CheckDefExecAndScriptFailure(['var x: any = "a"', 'echo x == true'], 'E1072: Cannot compare string with bool', 2)
+ v9.CheckDefExecAndScriptFailure(["var x: any = true", 'echo x == ""'], 'E1072: Cannot compare bool with string', 2)
+ v9.CheckDefExecAndScriptFailure(["var x: any = 99", 'echo x == true'], ['E1138', 'E1072:'], 2)
+ v9.CheckDefExecAndScriptFailure(["var x: any = 'a'", 'echo x == 99'], ['E1030:', 'E1072:'], 2)
+
+ lines =<< trim END
+ vim9script
+ var n: any = 2
+ def Compare()
+ eval n == '3'
+ g:notReached = false
+ enddef
+ g:notReached = true
+ Compare()
+ END
+ v9.CheckScriptFailure(lines, 'E1030: Using a String as a Number: "3"')
+ assert_true(g:notReached)
+
+ lines =<< trim END
+ vim9script
+ var n: any = 2.2
+ def Compare()
+ eval n == '3'
+ g:notReached = false
+ enddef
+ g:notReached = true
+ Compare()
+ END
+ v9.CheckScriptFailure(lines, 'E892: Using a String as a Float')
+ assert_true(g:notReached)
+
+ unlet g:notReached
+enddef
+
+def Test_expr4_compare_null()
+ g:null_dict = test_null_dict()
+ g:not_null_list = []
+ var lines =<< trim END
+ assert_false(true == null)
+ assert_false(false == null)
+ assert_false(null == true)
+ assert_false(null == false)
+ assert_true(true != null)
+ assert_true(false != null)
+ assert_true(null != true)
+ assert_true(null != false)
+
+ assert_false(123 == null)
+ assert_false(0 == null)
+ assert_false(null == 123)
+ assert_false(null == 0)
+ assert_true(123 != null)
+ assert_true(0 != null)
+ assert_true(null != 123)
+ assert_true(null != 0)
+
+ assert_false(12.3 == null)
+ assert_false(0.0 == null)
+ assert_false(null == 12.3)
+ assert_false(null == 0.0)
+ assert_true(12.3 != null)
+ assert_true(0.0 != null)
+ assert_true(null != 12.3)
+ assert_true(null != 0.0)
+
+ assert_true(test_null_blob() == v:null)
+ assert_true(null_blob == null)
+ assert_true(v:null == test_null_blob())
+ assert_true(null == null_blob)
+ assert_false(test_null_blob() != v:null)
+ assert_false(null_blob != null)
+ assert_false(v:null != test_null_blob())
+ assert_false(null != null_blob)
+
+ var nb = null_blob
+ assert_true(nb == null_blob)
+ assert_true(nb == null)
+ assert_true(null_blob == nb)
+ assert_true(null == nb)
+
+ if has('channel')
+ assert_true(test_null_channel() == v:null)
+ assert_true(null_channel == null)
+ assert_true(v:null == test_null_channel())
+ assert_true(null == null_channel)
+ assert_false(test_null_channel() != v:null)
+ assert_false(null_channel != null)
+ assert_false(v:null != test_null_channel())
+ assert_false(null != null_channel)
+
+ var nc = null_channel
+ assert_true(nc == null_channel)
+ assert_true(nc == null)
+ assert_true(null_channel == nc)
+ assert_true(null == nc)
+ endif
+
+ assert_true(test_null_dict() == v:null)
+ assert_true(null_dict == null)
+ assert_true(v:null == test_null_dict())
+ assert_true(null == null_dict)
+ assert_false(test_null_dict() != v:null)
+ assert_false(null_dict != null)
+ assert_false(v:null != test_null_dict())
+ assert_false(null != null_dict)
+
+ assert_true(g:null_dict == v:null)
+ assert_true(v:null == g:null_dict)
+ assert_false(g:null_dict != v:null)
+ assert_false(v:null != g:null_dict)
+
+ var nd = null_dict
+ assert_true(nd == null_dict)
+ assert_true(nd == null)
+ assert_true(null_dict == nd)
+ assert_true(null == nd)
+
+ assert_true(test_null_function() == v:null)
+ assert_true(null_function == null)
+ assert_true(v:null == test_null_function())
+ assert_true(null == null_function)
+ assert_false(test_null_function() != v:null)
+ assert_false(null_function != null)
+ assert_false(v:null != test_null_function())
+ assert_false(null != null_function)
+
+ var Nf = null_function
+ assert_true(Nf == null_function)
+ assert_true(Nf == null)
+ assert_true(null_function == Nf)
+ assert_true(null == Nf)
+
+ if has('job')
+ assert_true(test_null_job() == v:null)
+ assert_true(null_job == null)
+ assert_true(v:null == test_null_job())
+ assert_true(null == null_job)
+ assert_false(test_null_job() != v:null)
+ assert_false(null_job != null)
+ assert_false(v:null != test_null_job())
+ assert_false(null != null_job)
+
+ var nj = null_job
+ assert_true(nj == null_job)
+ assert_true(nj == null)
+ assert_true(null_job == nj)
+ assert_true(null == nj)
+ endif
+
+ assert_true(test_null_list() == v:null)
+ assert_true(null_list == null)
+ assert_true(v:null == test_null_list())
+ assert_true(null == null_list)
+ assert_false(test_null_list() != v:null)
+ assert_false(null_list != null)
+ assert_false(v:null != test_null_list())
+ assert_false(null != null_list)
+
+ assert_false(g:not_null_list == v:null)
+ assert_false(v:null == g:not_null_list)
+ assert_true(g:not_null_list != v:null)
+ assert_true(v:null != g:not_null_list)
+
+ var nl = null_list
+ assert_true(nl == null_list)
+ assert_true(nl == null)
+ assert_true(null_list == nl)
+ assert_true(null == nl)
+
+ assert_true(test_null_partial() == v:null)
+ assert_true(null_partial == null)
+ assert_true(v:null == test_null_partial())
+ assert_true(null == null_partial)
+ assert_false(test_null_partial() != v:null)
+ assert_false(null_partial != null)
+ assert_false(v:null != test_null_partial())
+ assert_false(null != null_partial)
+
+ var Np = null_partial
+ assert_true(Np == null_partial)
+ assert_true(Np == null)
+ assert_true(null_partial == Np)
+ assert_true(null == Np)
+
+ assert_true(test_null_string() == v:null)
+ assert_true(null_string == null)
+ assert_true(v:null == test_null_string())
+ assert_true(null == null_string)
+ assert_false(test_null_string() != v:null)
+ assert_false(null_string != null)
+ assert_false(v:null != test_null_string())
+ assert_false(null != null_string)
+
+ assert_true(null_string is test_null_string())
+ assert_false(null_string is '')
+ assert_false('' is null_string)
+ assert_false(null_string isnot test_null_string())
+ assert_true(null_string isnot '')
+ assert_true('' isnot null_string)
+
+ var ns = null_string
+ assert_true(ns == null_string)
+ assert_true(ns == null)
+ assert_true(null_string == ns)
+ assert_true(null == ns)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+ unlet g:null_dict
+ unlet g:not_null_list
+
+ # variables declared at script level used in a :def function
+ lines =<< trim END
+ vim9script
+
+ var l_decl: list<number>
+ var l_empty = []
+ var l_null = null_list
+
+ def TestList()
+ assert_false(l_decl == null)
+ assert_false(l_decl is null_list)
+ assert_false(l_empty == null)
+ assert_false(l_empty is null_list)
+ assert_true(l_null == null)
+ assert_true(l_null is null_list)
+ assert_true(l_null == null_list)
+
+ add(l_decl, 6)
+ assert_equal([6], l_decl)
+ add(l_empty, 7)
+ assert_equal([7], l_empty)
+ var caught = false
+ try
+ add(l_null, 9)
+ catch /E1130:/
+ caught = true
+ endtry
+ assert_true(caught)
+ enddef
+ TestList()
+
+ var b_decl: blob
+ var b_empty = 0z
+ var b_null = null_blob
+
+ def TestBlob()
+ assert_false(b_decl == null)
+ assert_false(b_decl is null_blob)
+ assert_false(b_empty == null)
+ assert_false(b_empty is null_blob)
+ assert_true(b_null == null)
+ assert_true(b_null is null_blob)
+ assert_true(b_null == null_blob)
+
+ add(b_decl, 6)
+ assert_equal(0z06, b_decl)
+ add(b_empty, 7)
+ assert_equal(0z07, b_empty)
+ var caught = false
+ try
+ add(b_null, 9)
+ catch /E1131:/
+ caught = true
+ endtry
+ assert_true(caught)
+ enddef
+ TestBlob()
+
+ var d_decl: dict<number>
+ var d_empty = {}
+ var d_null = null_dict
+
+ def TestDict()
+ assert_false(d_decl == null)
+ assert_false(d_decl is null_dict)
+ assert_false(d_empty == null)
+ assert_false(d_empty is null_dict)
+ assert_true(d_null == null)
+ assert_true(d_null is null_dict)
+ assert_true(d_null == null_dict)
+
+ d_decl['a'] = 6
+ assert_equal({a: 6}, d_decl)
+ d_empty['b'] = 7
+ assert_equal({b: 7}, d_empty)
+ var caught = false
+ try
+ d_null['c'] = 9
+ catch /E1103:/
+ caught = true
+ endtry
+ assert_true(caught)
+ enddef
+ TestDict()
+ END
+ v9.CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ var d: dict<func> = {f: null_function}
+ assert_equal(null_function, d.f)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr4_compare_none()
+ var lines =<< trim END
+ assert_false('' == v:none)
+ assert_false('text' == v:none)
+ assert_true(v:none == v:none)
+ assert_false(v:none == '')
+ assert_false(v:none == 'text')
+ assert_true(v:none == v:none)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(['echo [] == v:none'], 'E1072: Cannot compare list with special')
+ v9.CheckDefAndScriptFailure(['echo 123 == v:none'], 'E1072: Cannot compare number with special')
+ v9.CheckDefAndScriptFailure(['echo 0z00 == v:none'], 'E1072: Cannot compare blob with special')
+
+ lines =<< trim END
+ echo [] == v:none
+
+ eval 0 + 0
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1072:', 1)
+enddef
+
+def Test_expr4_wrong_type()
+ for op in ['>', '>=', '<', '<=', '=~', '!~']
+ v9.CheckDefExecAndScriptFailure([
+ "var a: any = 'a'",
+ 'var b: any = true',
+ 'echo a ' .. op .. ' b'], 'E1072:', 3)
+ endfor
+ for op in ['>', '>=', '<', '<=']
+ v9.CheckDefExecAndScriptFailure([
+ "var n: any = 2",
+ 'echo n ' .. op .. ' "3"'], ['E1030:', 'E1072:'], 2)
+ endfor
+ for op in ['=~', '!~']
+ v9.CheckDefExecAndScriptFailure([
+ "var n: any = 2",
+ 'echo n ' .. op .. ' "3"'], 'E1072:', 2)
+ endfor
+
+ v9.CheckDefAndScriptFailure([
+ 'echo v:none == true'], 'E1072:', 1)
+ v9.CheckDefAndScriptFailure([
+ 'echo false >= true'], 'E1072:', 1)
+ v9.CheckDefExecAndScriptFailure([
+ "var n: any = v:none",
+ 'echo n == true'], 'E1072:', 2)
+ v9.CheckDefExecAndScriptFailure([
+ "var n: any = v:none",
+ 'echo n < true'], 'E1072:', 2)
+enddef
+
+" test != comparator
+def Test_expr4_notequal()
+ var lines =<< trim END
+ var trueVar = true
+ var falseVar = false
+ assert_equal(false, true != true)
+ assert_equal(true, true !=
+ false)
+ assert_equal(false, true
+ != trueVar)
+ assert_equal(true, true != falseVar)
+ assert_equal(false, true != g:atrue)
+ assert_equal(true, g:atrue != false)
+
+ assert_equal(false, v:none != v:none)
+ assert_equal(true, v:none != v:null)
+ assert_equal(false, g:anone != v:none)
+ assert_equal(true, v:none != g:anull)
+
+ var nr55 = 55
+ var nr0 = 55
+ assert_equal(true, 2 != 0)
+ assert_equal(true, 2 != nr0)
+ assert_equal(false, 55 != 55)
+ assert_equal(false, 55 != nr55)
+ assert_equal(false, g:anint != 10)
+ assert_equal(true, 61 != g:anint)
+
+ var ff = 0.3
+ assert_equal(false, 0.3 != ff)
+ assert_equal(true, 0.4 != ff)
+ assert_equal(false, 0.1 != g:afloat)
+ assert_equal(true, g:afloat != 0.3)
+
+ ff = 3.0
+ assert_equal(false, ff != 3)
+ assert_equal(false, 3 != ff)
+ ff = 3.1
+ assert_equal(true, ff != 3)
+ assert_equal(true, 3 != ff)
+
+ assert_equal(false, 'abc' != 'abc')
+ assert_equal(true, 'xyz' != 'abc')
+ assert_equal(false, g:astring != 'asdf')
+ assert_equal(true, 'xyz' != g:astring)
+
+ assert_equal(true, 'abc' != 'ABC')
+ set ignorecase
+ assert_equal(true, 'abc' != 'ABC')
+ assert_equal(true, 'abc' !=# 'ABC')
+ assert_equal(false, 'abc' !=? 'ABC')
+ set noignorecase
+
+ var bb = 0z3f
+ assert_equal(false, 0z3f != bb)
+ assert_equal(true, bb != 0z4f)
+ assert_equal(false, g:ablob != 0z01ab)
+ assert_equal(true, 0z3f != g:ablob)
+
+ assert_equal(false, [1, 2, 3] != [1, 2, 3])
+ assert_equal(true, [1, 2, 3] != [2, 3, 1])
+ assert_equal(false, [2, 3, 4] != g:alist)
+ assert_equal(true, g:alist != [2, 3, 1])
+ assert_equal(true, [1, 2, 3] != [])
+ assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
+
+ assert_equal(false, {one: 1, two: 2} != {one: 1, two: 2})
+ assert_equal(true, {one: 1, two: 2} != {one: 2, two: 2})
+ assert_equal(true, {one: 1, two: 2} != {two: 2})
+ assert_equal(true, {one: 1, two: 2} != {})
+ assert_equal(false, g:adict != {bbb: 8, aaa: 2})
+ assert_equal(true, {ccc: 9, aaa: 2} != g:adict)
+
+ assert_equal(false, function('g:Test_expr4_equal') != function('g:Test_expr4_equal'))
+ assert_equal(true, function('g:Test_expr4_equal') != function('g:Test_expr4_is'))
+
+ assert_equal(false, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [123]))
+ assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_is', [123]))
+ assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [999]))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test > comparator
+def Test_expr4_greater()
+ var lines =<< trim END
+ assert_true(2 > 0)
+ assert_true(2 >
+ 1)
+ assert_false(2 > 2)
+ assert_false(2 > 3)
+ var nr2 = 2
+ assert_true(nr2 > 0)
+ assert_true(nr2 >
+ 1)
+ assert_false(nr2 > 2)
+ assert_false(nr2
+ > 3)
+ var ff = 2.0
+ assert_true(ff > 0.0)
+ assert_true(ff > 1.0)
+ assert_false(ff > 2.0)
+ assert_false(ff > 3.0)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test >= comparator
+def Test_expr4_greaterequal()
+ var lines =<< trim END
+ assert_true(2 >= 0)
+ assert_true(2 >=
+ 2)
+ assert_false(2 >= 3)
+ var nr2 = 2
+ assert_true(nr2 >= 0)
+ assert_true(nr2 >= 2)
+ assert_false(nr2 >= 3)
+ var ff = 2.0
+ assert_true(ff >= 0.0)
+ assert_true(ff >= 2.0)
+ assert_false(ff >= 3.0)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test < comparator
+def Test_expr4_smaller()
+ var lines =<< trim END
+ assert_false(2 < 0)
+ assert_false(2 <
+ 2)
+ assert_true(2
+ < 3)
+ var nr2 = 2
+ assert_false(nr2 < 0)
+ assert_false(nr2 < 2)
+ assert_true(nr2 < 3)
+ var ff = 2.0
+ assert_false(ff < 0.0)
+ assert_false(ff < 2.0)
+ assert_true(ff < 3.0)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test <= comparator
+def Test_expr4_smallerequal()
+ var lines =<< trim END
+ assert_false(2 <= 0)
+ assert_false(2 <=
+ 1)
+ assert_true(2
+ <= 2)
+ assert_true(2 <= 3)
+ var nr2 = 2
+ assert_false(nr2 <= 0)
+ assert_false(nr2 <= 1)
+ assert_true(nr2 <= 2)
+ assert_true(nr2 <= 3)
+ var ff = 2.0
+ assert_false(ff <= 0.0)
+ assert_false(ff <= 1.0)
+ assert_true(ff <= 2.0)
+ assert_true(ff <= 3.0)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test =~ comparator
+def Test_expr4_match()
+ var lines =<< trim END
+ assert_equal(false, '2' =~ '0')
+ assert_equal(false, ''
+ =~ '0')
+ assert_equal(true, '2' =~
+ '[0-9]')
+ set ignorecase
+ assert_equal(false, 'abc' =~ 'ABC')
+ assert_equal(false, 'abc' =~# 'ABC')
+ assert_equal(true, 'abc' =~? 'ABC')
+ set noignorecase
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test !~ comparator
+def Test_expr4_nomatch()
+ var lines =<< trim END
+ assert_equal(true, '2' !~ '0')
+ assert_equal(true, ''
+ !~ '0')
+ assert_equal(false, '2' !~
+ '[0-9]')
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test is comparator
+def Test_expr4_is()
+ var lines =<< trim END
+ var mylist = [2]
+ assert_false(mylist is [2])
+ var other = mylist
+ assert_true(mylist is
+ other)
+
+ var myblob = 0z1234
+ assert_false(myblob
+ is 0z1234)
+ var otherblob = myblob
+ assert_true(myblob is otherblob)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test isnot comparator
+def Test_expr4_isnot()
+ var lines =<< trim END
+ var mylist = [2]
+ assert_true('2' isnot '0')
+ assert_true(mylist isnot [2])
+ var other = mylist
+ assert_false(mylist isnot
+ other)
+
+ var myblob = 0z1234
+ assert_true(myblob
+ isnot 0z1234)
+ var otherblob = myblob
+ assert_false(myblob isnot otherblob)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def g:RetVoid()
+ var x = 1
+enddef
+
+def Test_expr4_vim9script()
+ # check line continuation
+ var lines =<< trim END
+ var name = 0
+ < 1
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 123
+ # comment
+ != 123
+ assert_equal(false, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 123 ==
+ 123
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var list = [1, 2, 3]
+ var name = list
+ is list
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var list = [1, 2, 3]
+ var name = list # comment
+ # comment
+ is list
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var myblob = 0z1234
+ var name = myblob
+ isnot 0z11
+ assert_equal(true, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # spot check mismatching types
+ lines =<< trim END
+ echo '' == 0
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1072:', 1)
+
+ lines =<< trim END
+ echo v:true > v:false
+ END
+ v9.CheckDefAndScriptFailure(lines, 'Cannot compare bool with bool', 1)
+
+ lines =<< trim END
+ echo 123 is 123
+ END
+ v9.CheckDefAndScriptFailure(lines, 'Cannot use "is" with number', 1)
+
+ # check missing white space
+ lines =<< trim END
+ echo 2>3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''>'' at ">3"', 1)
+
+ lines =<< trim END
+ echo 2 >3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 2> 3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 2!=3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 2 !=3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''!='' at "!=3"', 1)
+
+ lines =<< trim END
+ echo 2!= 3
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ for op in ['==', '>', '>=', '<', '<=', '=~', '!~', 'is', 'isnot']
+ lines = ["echo 'aaa'", op .. "'bbb'", '# comment']
+ var msg = printf("E1004: White space required before and after '%s'", op)
+ v9.CheckDefAndScriptFailure(lines, msg, 2)
+ endfor
+
+ lines =<< trim END
+ echo len('xxx') == 3
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var line = 'abc'
+ echo line[1] =~ '\w'
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+func Test_expr4_fails()
+ let msg = "White space required before and after '>'"
+ call v9.CheckDefAndScriptFailure(["var x = 1>2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 >2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1> 2"], msg, 1)
+
+ let msg = "White space required before and after '=='"
+ call v9.CheckDefAndScriptFailure(["var x = 1==2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 ==2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1== 2"], msg, 1)
+
+ let msg = "White space required before and after 'is'"
+ call v9.CheckDefAndScriptFailure(["var x = '1'is'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' is'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1'is '2'"], msg, 1)
+
+ let msg = "White space required before and after 'isnot'"
+ call v9.CheckDefAndScriptFailure(["var x = '1'isnot'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' isnot'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1'isnot '2'"], msg, 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 1 is# 2"], 'E15:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 is? 2"], 'E15:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 isnot# 2"], 'E15:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 isnot? 2"], 'E15:', 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 1 == '2'"], 'Cannot compare number with string', 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' == 2"], 'Cannot compare string with number', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 == g:RetVoid()"], 'Cannot compare number with void', 1)
+ call v9.CheckDefAndScriptFailure(["var x = g:RetVoid() == 1"], 'Cannot compare void with number', 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = true > false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true >= false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true < false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true <= false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true =~ false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true !~ false"], 'Cannot compare bool with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true is false"], 'Cannot use "is" with bool', 1)
+ call v9.CheckDefAndScriptFailure(["var x = true isnot false"], 'Cannot use "isnot" with bool', 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = v:none is v:null"], 'Cannot use "is" with special', 1)
+ call v9.CheckDefAndScriptFailure(["var x = v:none isnot v:null"], 'Cannot use "isnot" with special', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 123 is 123"], 'Cannot use "is" with number', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 123 isnot 123"], 'Cannot use "isnot" with number', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1.3 is 1.3"], 'Cannot use "is" with float', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1.3 isnot 1.3"], 'Cannot use "isnot" with float', 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 > 0z34"], 'Cannot compare blob with blob', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 >= 0z34"], 'Cannot compare blob with blob', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 < 0z34"], 'Cannot compare blob with blob', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 <= 0z34"], 'Cannot compare blob with blob', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 =~ 0z34"], 'Cannot compare blob with blob', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0za1 !~ 0z34"], 'Cannot compare blob with blob', 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = [13] > [88]"], 'Cannot compare list with list', 1)
+ call v9.CheckDefAndScriptFailure(["var x = [13] >= [88]"], 'Cannot compare list with list', 1)
+ call v9.CheckDefAndScriptFailure(["var x = [13] < [88]"], 'Cannot compare list with list', 1)
+ call v9.CheckDefAndScriptFailure(["var x = [13] <= [88]"], 'Cannot compare list with list', 1)
+ call v9.CheckDefAndScriptFailure(["var x = [13] =~ [88]"], 'Cannot compare list with list', 1)
+ call v9.CheckDefAndScriptFailure(["var x = [13] !~ [88]"], 'Cannot compare list with list', 1)
+
+ if has('job')
+ call v9.CheckDefAndScriptFailure(['var j: job', 'var chan: channel', 'var r = j == chan'], 'Cannot compare job with channel', 3)
+ call v9.CheckDefAndScriptFailure(['var j: job', 'var x: list<any>', 'var r = j == x'], 'Cannot compare job with list', 3)
+ call v9.CheckDefAndScriptFailure(['var j: job', 'var Xx: func', 'var r = j == Xx'], 'Cannot compare job with func', 3)
+ call v9.CheckDefAndScriptFailure(['var j: job', 'var Xx: func', 'var r = j == Xx'], 'Cannot compare job with func', 3)
+ endif
+endfunc
+
+" test bitwise left and right shift operators
+" The tests for this is in test_expr.vim (Test_bitwise_shift)
+" def Test_expr5()
+" enddef
+
+" test addition, subtraction, concatenation
+def Test_expr6()
+ var lines =<< trim END
+ assert_equal(66, 60 + 6)
+ assert_equal(70, 60 +
+ g:anint)
+ assert_equal(9, g:thefour
+ + 5)
+ assert_equal(14, g:thefour + g:anint)
+ assert_equal([1, 2, 3, 4], [1] + g:alist)
+
+ assert_equal(54, 60 - 6)
+ assert_equal(50, 60 -
+ g:anint)
+ assert_equal(-1, g:thefour
+ - 5)
+ assert_equal(-6, g:thefour - g:anint)
+
+ assert_equal('hello', 'hel' .. 'lo')
+ assert_equal('hello 123', 'hello ' ..
+ 123)
+ assert_equal('hello 123', 'hello '
+ .. 123)
+ assert_equal('123 hello', 123 .. ' hello')
+ assert_equal('123456', 123 .. 456)
+
+ assert_equal('atrue', 'a' .. true)
+ assert_equal('afalse', 'a' .. false)
+ assert_equal('anull', 'a' .. v:null)
+ assert_equal('av:none', 'a' .. v:none)
+ assert_equal('a0.123', 'a' .. 0.123)
+
+ assert_equal(3, 1 + [2, 3, 4][0])
+ assert_equal(5, 2 + {key: 3}['key'])
+
+ set digraph
+ assert_equal('val: true', 'val: ' .. &digraph)
+ set nodigraph
+ assert_equal('val: false', 'val: ' .. &digraph)
+
+ assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
+ assert_equal(0z11223344, 0z1122 + 0z3344)
+ assert_equal(0z112201ab, 0z1122
+ + g:ablob)
+ assert_equal(0z01ab3344, g:ablob + 0z3344)
+ assert_equal(0z01ab01ab, g:ablob + g:ablob)
+
+ # concatenate non-constant to constant
+ var save_path = &path
+ &path = 'b'
+ assert_equal('ab', 'a' .. &path)
+ &path = save_path
+
+ @b = 'b'
+ assert_equal('ab', 'a' .. @b)
+
+ $ENVVAR = 'env'
+ assert_equal('aenv', 'a' .. $ENVVAR)
+
+ assert_equal('val', '' .. {key: 'val'}['key'])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr6_vim9script()
+ # check line continuation
+ var lines =<< trim END
+ var name = 11
+ + 77
+ - 22
+ assert_equal(66, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 11 +
+ 77 -
+ 22
+ assert_equal(66, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 11 + # comment
+ 77 -
+ # comment
+ 22
+ assert_equal(66, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 'one'
+ .. 'two'
+ assert_equal('onetwo', name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ echo 'abc' is# 'abc'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:', 1)
+
+ lines =<< trim END
+ echo {} - 22
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1036:', 'E728:'], 1)
+
+ lines =<< trim END
+ echo [] - 33
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1036:', 'E745:'], 1)
+
+ lines =<< trim END
+ echo 0z1234 - 44
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1036', 'E974:'], 1)
+
+ lines =<< trim END
+ echo 'abc' is? 'abc'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:', 1)
+
+ lines =<< trim END
+ echo 'abc' isnot# 'abc'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:', 1)
+
+ lines =<< trim END
+ echo 'abc' isnot? 'abc'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:', 1)
+
+ # check white space
+ lines =<< trim END
+ echo 5+6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+ lines =<< trim END
+ echo 5 +6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 5+ 6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 'a'..'b'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''..'' at "..''b''"', 1)
+
+ lines =<< trim END
+ echo 'a' ..'b'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 'a'.. 'b'
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''..'' at ".. ''b''"', 1)
+
+ lines =<< trim END
+ echo 'a'
+ ..'b'
+ # comment
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004: White space required before and after ''..'' at "..''b''"', 2)
+
+ # check invalid string concatenation
+ lines =<< trim END
+ echo 'a' .. [1]
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E730:'], 1)
+
+ lines =<< trim END
+ echo 'a' .. {a: 1}
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E731:'], 1)
+
+ lines =<< trim END
+ echo 'a' .. test_void()
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E908:'], 1)
+
+ lines =<< trim END
+ echo 'a' .. 0z33
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E976:'], 1)
+
+ lines =<< trim END
+ echo 'a' .. function('len')
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E729:'], 1)
+
+ lines =<< trim END
+ new
+ ['']->setline(1)
+ /pattern
+
+ eval 0
+ bwipe!
+ END
+ v9.CheckDefAndScriptFailure(lines, "E1004: White space required before and after '/' at \"/pattern", 3)
+
+ for op in ['+', '-']
+ lines = ['var x = 1', op .. '2', '# comment']
+ var msg = printf("E1004: White space required before and after '%s' at \"%s2\"", op, op)
+ v9.CheckDefAndScriptFailure(lines, msg, 2)
+ endfor
+enddef
+
+def Test_expr6_vim9script_channel()
+ if !has('channel')
+ MissingFeature 'channel'
+ else
+ var lines =<< trim END
+ echo 'a' .. test_null_job()
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E908:'], 1)
+ lines =<< trim END
+ echo 'a' .. test_null_channel()
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1105:', 'E908:'], 1)
+ endif
+enddef
+
+def Test_expr6_float()
+ var lines =<< trim END
+ assert_equal(66.0, 60.0 + 6.0)
+ assert_equal(66.0, 60.0 + 6)
+ assert_equal(66.0, 60 +
+ 6.0)
+ assert_equal(5.1, g:afloat
+ + 5)
+ assert_equal(8.1, 8 + g:afloat)
+ assert_equal(10.1, g:anint + g:afloat)
+ assert_equal(10.1, g:afloat + g:anint)
+
+ assert_equal(54.0, 60.0 - 6.0)
+ assert_equal(54.0, 60.0
+ - 6)
+ assert_equal(54.0, 60 - 6.0)
+ assert_equal(-4.9, g:afloat - 5)
+ assert_equal(7.9, 8 - g:afloat)
+ assert_equal(9.9, g:anint - g:afloat)
+ assert_equal(-9.9, g:afloat - g:anint)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+func Test_expr6_fails()
+ let msg = "White space required before and after '+'"
+ call v9.CheckDefAndScriptFailure(["var x = 1+2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 +2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1+ 2"], msg, 1)
+
+ let msg = "White space required before and after '-'"
+ call v9.CheckDefAndScriptFailure(["var x = 1-2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 -2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1- 2"], msg, 1)
+
+ let msg = "White space required before and after '..'"
+ call v9.CheckDefAndScriptFailure(["var x = '1'..'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' ..'2'"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1'.. '2'"], msg, 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 0z1122 + 33"], ['E1051:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0z1122 + [3]"], ['E1051:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0z1122 + 'asd'"], ['E1051:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 33 + 0z1122"], ['E1051:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = [3] + 0z1122"], ['E1051:', 'E745:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'asdf' + 0z1122"], ['E1051:', 'E1030:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 6 + xxx"], ['E1001:', 'E121:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. [1]"], ['E1105:', 'E730:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. {a: 1}"], ['E1105:', 'E731:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. test_void()"], ['E1105:', 'E908:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. 0z32"], ['E1105:', 'E976:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. function('len')"], ['E1105:', 'E729:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. function('len', ['a'])"], ['E1105:', 'E729:'], 1)
+
+ call v9.CheckDefAndScriptFailure(['var x = 1 + v:none'], ['E1051:', 'E611:'], 1)
+ call v9.CheckDefAndScriptFailure(['var x = 1 + v:null'], ['E1051:', 'E611:'], 1)
+ call v9.CheckDefAndScriptFailure(['var x = 1 + v:true'], ['E1051:', 'E1138:'], 1)
+ call v9.CheckDefAndScriptFailure(['var x = 1 + v:false'], ['E1051:', 'E1138:'], 1)
+ call v9.CheckDefAndScriptFailure(['var x = 1 + true'], ['E1051:', 'E1138:'], 1)
+ call v9.CheckDefAndScriptFailure(['var x = 1 + false'], ['E1051:', 'E1138:'], 1)
+endfunc
+
+func Test_expr6_fails_channel()
+ CheckFeature channel
+
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. test_null_job()"], ['E1105:', 'E908:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 'a' .. test_null_channel()"], ['E1105:', 'E908:'], 1)
+endfunc
+
+def Test_expr6_list_add()
+ var lines =<< trim END
+ # concatenating two lists with same member types is OK
+ var d = {}
+ for i in ['a'] + ['b']
+ d = {[i]: 0}
+ endfor
+
+ # concatenating two lists with different member types results in "any"
+ var dany = {}
+ for i in ['a'] + [12]
+ dany[i] = i
+ endfor
+ assert_equal({a: 'a', 12: 12}, dany)
+
+ # result of glob() is "any", runtime type check
+ var sl: list<string> = glob('*.txt', false, true) + ['']
+
+ var lln: list<list<number>> = [[1] + [2]]
+ assert_equal([[1, 2]], lln)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var ln: list<number> = [0]
+ var lln: list<list<number>> = [ln + []]
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+" test multiply, divide, modulo
+def Test_expr7()
+ var lines =<< trim END
+ assert_equal(36, 6 * 6)
+ assert_equal(24, 6 *
+ g:thefour)
+ assert_equal(24, g:thefour
+ * 6)
+ assert_equal(40, g:anint * g:thefour)
+
+ assert_equal(10, 60 / 6)
+ assert_equal(6, 60 /
+ g:anint)
+ assert_equal(1, g:anint / 6)
+ assert_equal(2, g:anint
+ / g:thefour)
+
+ assert_equal(5, 11 % 6)
+ assert_equal(4, g:anint % 6)
+ assert_equal(3, 13 %
+ g:anint)
+ assert_equal(2, g:anint
+ % g:thefour)
+
+ assert_equal(4, 6 * 4 / 6)
+
+ var x = [2]
+ var y = [3]
+ assert_equal(5, x[0] + y[0])
+ assert_equal(6, x[0] * y[0])
+ var xf = [2.0]
+ var yf = [3.0]
+ assert_equal(5.0, xf[0]
+ + yf[0])
+ assert_equal(6.0, xf[0]
+ * yf[0])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = 6 * xxx"], ['E1001:', 'E121:'], 1)
+ v9.CheckDefFailure(["var d = 6 * "], 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script', "var d = 6 * "], 'E15:', 2)
+
+ v9.CheckDefAndScriptFailure(['echo 1 / 0'], 'E1154', 1)
+ v9.CheckDefAndScriptFailure(['echo 1 % 0'], 'E1154', 1)
+
+ g:zero = 0
+ v9.CheckDefExecFailure(['echo 123 / g:zero'], 'E1154: Divide by zero')
+ v9.CheckDefExecFailure(['echo 123 % g:zero'], 'E1154: Divide by zero')
+
+ v9.CheckDefExecAndScriptFailure([
+ 'g:one = 1.0',
+ 'g:two = 2.0',
+ 'echo g:one % g:two',
+ ], 'E804', 3)
+
+ lines =<< trim END
+ var n = 0
+ eval 1 / n
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E1154', 2)
+
+ lines =<< trim END
+ var n = 0
+ eval 1 % n
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E1154', 2)
+enddef
+
+def Test_expr7_vim9script()
+ # check line continuation
+ var lines =<< trim END
+ var name = 11
+ * 22
+ / 3
+ assert_equal(80, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 25
+ % 10
+ assert_equal(5, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 25
+ # comment
+
+ # comment
+ % 10
+ assert_equal(5, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var name = 11 *
+ 22 /
+ 3
+ assert_equal(80, name)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # check white space
+ lines =<< trim END
+ echo 5*6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 5 *6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+
+ lines =<< trim END
+ echo 5* 6
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1004:', 1)
+enddef
+
+def Test_expr7_float()
+ var lines =<< trim END
+ assert_equal(36.0, 6.0 * 6)
+ assert_equal(36.0, 6 *
+ 6.0)
+ assert_equal(36.0, 6.0 * 6.0)
+ assert_equal(1.0, g:afloat * g:anint)
+
+ assert_equal(10.0, 60 / 6.0)
+ assert_equal(10.0, 60.0 /
+ 6)
+ assert_equal(10.0, 60.0 / 6.0)
+ assert_equal(0.01, g:afloat / g:anint)
+
+ assert_equal(4.0, 6.0 * 4 / 6)
+ assert_equal(4.0, 6 *
+ 4.0 /
+ 6)
+ assert_equal(4.0, 6 * 4 / 6.0)
+ assert_equal(4.0, 6.0 * 4.0 / 6)
+ assert_equal(4.0, 6 * 4.0 / 6.0)
+ assert_equal(4.0, 6.0 * 4 / 6.0)
+ assert_equal(4.0, 6.0 * 4.0 / 6.0)
+
+ assert_equal(4.0, 6.0 * 4.0 / 6.0)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+func Test_expr7_fails()
+ let msg = "White space required before and after '*'"
+ call v9.CheckDefAndScriptFailure(["var x = 1*2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 *2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1* 2"], msg, 1)
+
+ let msg = "White space required before and after '/'"
+ call v9.CheckDefAndScriptFailure(["var x = 1/2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 /2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1/ 2"], msg, 1)
+
+ let msg = "White space required before and after '%'"
+ call v9.CheckDefAndScriptFailure(["var x = 1%2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1 %2"], msg, 1)
+ call v9.CheckDefAndScriptFailure(["var x = 1% 2"], msg, 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = '1' * '2'"], ['E1036:', 'E1030:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' / '2'"], ['E1036:', 'E1030:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1' % '2'"], ['E1035:', 'E1030:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 0z01 * 0z12"], ['E1036:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0z01 / 0z12"], ['E1036:', 'E974:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0z01 % 0z12"], ['E1035:', 'E974:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = [1] * [2]"], ['E1036:', 'E745:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = [1] / [2]"], ['E1036:', 'E745:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = [1] % [2]"], ['E1035:', 'E745:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = {one: 1} * {two: 2}"], ['E1036:', 'E728:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = {one: 1} / {two: 2}"], ['E1036:', 'E728:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = {one: 1} % {two: 2}"], ['E1035:', 'E728:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = 0xff[1]"], ['E1107:', 'E1062:'], 1)
+ call v9.CheckDefAndScriptFailure(["var x = 0.7[1]"], ['E1107:', 'E806:'], 1)
+
+ for op in ['*', '/', '%']
+ let lines = ['var x = 1', op .. '2', '# comment']
+ let msg = printf("E1004: White space required before and after '%s' at \"%s2\"", op, op)
+ call v9.CheckDefAndScriptFailure(lines, msg, 2)
+ endfor
+endfunc
+
+func Test_expr7_float_fails()
+ call v9.CheckDefAndScriptFailure(["var x = 1.0 % 2"], ['E1035:', 'E804:'], 1)
+endfunc
+
+" define here to use old style parsing
+let g:float_zero = 0.0
+let g:float_neg = -9.8
+let g:float_big = 9.9e99
+
+let g:blob_empty = 0z
+let g:blob_one = 0z01
+let g:blob_long = 0z0102.0304
+
+let g:string_empty = ''
+let g:string_short = 'x'
+let g:string_long = 'abcdefghijklm'
+let g:string_special = "ab\ncd\ref\ekk"
+
+let g:special_true = v:true
+let g:special_false = v:false
+let g:special_null = v:null
+let g:special_none = v:none
+
+let g:list_empty = []
+let g:list_mixed = [1, 'b', v:false]
+
+let g:dict_empty = {}
+let g:dict_one = #{one: 1}
+
+let $TESTVAR = 'testvar'
+
+" type casts
+def Test_expr8()
+ var lines =<< trim END
+ var ls: list<string> = ['a', <string>g:string_empty]
+ var ln: list<number> = [<number>g:anint, <number>g:thefour]
+ var nr = <number>234
+ assert_equal(234, nr)
+ var b: bool = <bool>1
+ assert_equal(true, b)
+ var text =
+ <string>
+ 'text'
+ if false
+ text = <number>'xxx'
+ endif
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = <nr>123"], 'E1010:', 1)
+ v9.CheckDefFailure(["var x = <number>"], 'E1097:', 3)
+ v9.CheckDefFailure(["var x = <number>string(1)"], 'E1012:', 1)
+ v9.CheckScriptFailure(['vim9script', "var x = <number>"], 'E15:', 2)
+ v9.CheckDefAndScriptFailure(["var x = <number >123"], 'E1068:', 1)
+ v9.CheckDefAndScriptFailure(["var x = <number 123"], 'E1104:', 1)
+
+ lines =<< trim END
+ vim9script
+
+ def Sum(v: any): float
+ var sum = 0.0
+ sum += v
+ return sum
+ enddef
+
+ const kk = 1
+ echo Sum(kk)
+ END
+ v9.CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+
+ def Sum(v: any): float
+ var sum = 0.0
+ sum += <float>v
+ return sum
+ enddef
+
+ const kk = 1
+ Sum(kk)
+ END
+ v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected float but got number')
+enddef
+
+" test low level expression
+def Test_expr9_number()
+ # number constant
+ var lines =<< trim END
+ assert_equal(0, 0)
+ assert_equal(654, 0654)
+
+ assert_equal(6, 0x6)
+ assert_equal(15, 0xf)
+ assert_equal(255, 0xff)
+
+ const INFTY = 1.0 / 0.0
+ def Test()
+ assert_equal(1, isinf(INFTY))
+ assert_equal(-1, isinf(-INFTY))
+ enddef
+ Test()
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_float()
+ # float constant
+ var lines =<< trim END
+ assert_equal(g:float_zero, .0)
+ assert_equal(g:float_zero, 0.0)
+ assert_equal(g:float_neg, -9.8)
+ assert_equal(g:float_big, 9.9e99)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_blob()
+ # blob constant
+ var lines =<< trim END
+ assert_equal(g:blob_empty, 0z)
+ assert_equal(g:blob_one, 0z01)
+ assert_equal(g:blob_long, 0z0102.0304)
+
+ var testblob = 0z010203
+ assert_equal(0x01, testblob[0])
+ assert_equal(0x02, testblob[1])
+ assert_equal(0x03, testblob[-1])
+ assert_equal(0x02, testblob[-2])
+
+ assert_equal(0z01, testblob[0 : 0])
+ assert_equal(0z0102, testblob[0 : 1])
+ assert_equal(0z010203, testblob[0 : 2])
+ assert_equal(0z010203, testblob[0 : ])
+ assert_equal(0z0203, testblob[1 : ])
+ assert_equal(0z0203, testblob[1 : 2])
+ assert_equal(0z0203, testblob[1 : -1])
+ assert_equal(0z03, testblob[-1 : -1])
+ assert_equal(0z02, testblob[-2 : -2])
+
+ # blob slice accepts out of range
+ assert_equal(0z, testblob[3 : 3])
+ assert_equal(0z, testblob[0 : -4])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = 0z123"], 'E973:', 1)
+enddef
+
+def Test_expr9_string()
+ # string constant
+ var lines =<< trim END
+ assert_equal(g:string_empty, '')
+ assert_equal(g:string_empty, "")
+ assert_equal(g:string_short, 'x')
+ assert_equal(g:string_short, "x")
+ assert_equal(g:string_long, 'abcdefghijklm')
+ assert_equal(g:string_long, "abcdefghijklm")
+ assert_equal(g:string_special, "ab\ncd\ref\ekk")
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(['var x = "abc'], 'E114:', 1)
+ v9.CheckDefAndScriptFailure(["var x = 'abc"], 'E115:', 1)
+ v9.CheckDefFailure(["if 0", "echo 'xx", "endif"], 'E115', 2)
+
+ # interpolated string
+ var val = 'val'
+ var vv = $"some {val}"
+ assert_equal('some val', vv)
+ vv = $'other {val}'
+ assert_equal('other val', vv)
+
+ v9.CheckDefAndScriptFailure(['var x = $"foo'], 'E114:', 1)
+ v9.CheckDefAndScriptFailure(['var x = $"foo{xxx}"'], ['E1001: Variable not found: xxx', 'E121: Undefined variable: xxx'], 1)
+
+ var x = 'x'
+ var vl = 'foo xxx bar xxx baz'
+ ->split($'x{x}x')
+ ->map((_, v: string) => v =~ 'bar')
+ assert_equal([false, true, false], vl)
+
+ # interpolated string in a lambda
+ lines =<< trim END
+ assert_equal(['gnome-256color', 'xterm-256color'], ['gnome', 'xterm']
+ ->map((_, term: string) => $'{term}-256color'))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_vimvar()
+ v:errors = []
+ var errs: list<string> = v:errors
+ v9.CheckDefFailure(['var errs: list<number> = v:errors'], 'E1012:')
+
+ var old: list<string> = v:oldfiles
+ v9.CheckDefFailure(['var old: list<number> = v:oldfiles'], 'E1012:')
+
+ var compl: dict<string> = v:completed_item
+ v9.CheckDefFailure(['var compl: dict<number> = v:completed_item'], 'E1012:')
+
+ var args: list<string> = v:argv
+ v9.CheckDefFailure(['var args: list<number> = v:argv'], 'E1012:')
+
+ var colors: dict<string> = v:colornames
+ v9.CheckDefFailure(['var colors: dict<number> = v:colornames'], 'E1012:')
+
+ v9.CheckDefFailure(["var old: list<number> = v:oldfiles"], 'E1012: Type mismatch; expected list<number> but got list<string>', 1)
+ v9.CheckScriptFailure(['vim9script', 'v:oldfiles = ["foo"]', "var old: list<number> = v:oldfiles"], 'E1012: Type mismatch; expected list<number> but got list<string>', 3)
+ new
+ exec "normal! afoo fo\<C-N>\<Esc>"
+ v9.CheckDefExecAndScriptFailure(["var old: dict<number> = v:completed_item"], 'E1012: Type mismatch; expected dict<number> but got dict<string>', 1)
+ bwipe!
+enddef
+
+def Test_expr9_special()
+ # special constant
+ var lines =<< trim END
+ assert_equal(g:special_true, true)
+ assert_equal(g:special_false, false)
+ assert_equal(g:special_true, v:true)
+ assert_equal(g:special_false, v:false)
+ assert_equal(v:true, true)
+ assert_equal(v:false, false)
+
+ assert_equal(true, !false)
+ assert_equal(false, !true)
+ assert_equal(true, !0)
+ assert_equal(false, !1)
+ assert_equal(false, !!false)
+ assert_equal(true, !!true)
+ assert_equal(false, !!0)
+ assert_equal(true, !!1)
+
+ var t = true
+ var f = false
+ assert_equal(true, t)
+ assert_equal(false, f)
+
+ assert_equal(g:special_null, v:null)
+ assert_equal(g:special_null, null)
+ assert_equal(g:special_none, v:none)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(['v:true = true'], 'E46:', 1)
+ v9.CheckDefAndScriptFailure(['v:true = false'], 'E46:', 1)
+ v9.CheckDefAndScriptFailure(['v:false = true'], 'E46:', 1)
+ v9.CheckDefAndScriptFailure(['v:null = 11'], 'E46:', 1)
+ v9.CheckDefAndScriptFailure(['v:none = 22'], 'E46:', 1)
+enddef
+
+def Test_expr9_list()
+ # list
+ var lines =<< trim END
+ assert_equal(g:list_empty, [])
+ assert_equal(g:list_empty, [ ])
+
+ var numbers: list<number> = [1, 2, 3]
+ numbers = [1]
+ numbers = []
+
+ var strings: list<string> = ['a', 'b', 'c']
+ strings = ['x']
+ strings = []
+
+ var mixed: list<any> = [1, 'b', false,]
+ assert_equal(g:list_mixed, mixed)
+ assert_equal('b', mixed[1])
+
+ echo [1,
+ 2] [3,
+ 4]
+
+ var llstring: list<list<string>> = [['text'], []]
+ llstring = [[], ['text']]
+ llstring = [[], []]
+
+ var ls = [null_string]
+ assert_equal('list<string>', typename(ls))
+ var lb = [null_blob]
+ assert_equal('list<blob>', typename(lb))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ var rangelist: list<number> = range(3)
+ g:rangelist = range(3)
+ v9.CheckDefExecAndScriptFailure(["var x: list<string> = g:rangelist"], 'E1012: Type mismatch; expected list<string> but got list<number>', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = 1234[3]"], ['E1107:', 'E1062:'], 1)
+ v9.CheckDefExecAndScriptFailure(["var x = g:anint[3]"], 'E1062:', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = g:list_mixed[xxx]"], ['E1001:', 'E121:'], 1)
+
+ v9.CheckDefAndScriptFailure(["var x = [1,2,3]"], 'E1069:', 1)
+ v9.CheckDefAndScriptFailure(["var x = [1 ,2, 3]"], 'E1068:', 1)
+
+ v9.CheckDefExecAndScriptFailure(["echo 1", "var x = [][0]", "echo 3"], 'E684:', 2)
+
+ v9.CheckDefExecAndScriptFailure(["var x = g:list_mixed['xx']"], ['E1012:', 'E1030:'], 1)
+ v9.CheckDefFailure(["var x = g:list_mixed["], 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script', "var x = g:list_mixed["], 'E15:', 2)
+ v9.CheckDefFailure(["var x = g:list_mixed[0"], 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script', "var x = g:list_mixed[0"], 'E111:', 2)
+ v9.CheckDefExecAndScriptFailure(["var x = g:list_empty[3]"], 'E684:', 1)
+ v9.CheckDefExecAndScriptFailure(["var l: list<number> = [234, 'x']"], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(["var l: list<number> = ['x', 234]"], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(["var l: list<string> = [234, 'x']"], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(["var l: list<string> = ['x', 123]"], 'E1012:', 1)
+
+ lines =<< trim END
+ var datalist: list<string>
+ def Main()
+ datalist += ['x'.
+ enddef
+ Main()
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1127:')
+
+ lines =<< trim END
+ var numbers = [1, 2, 3, 4]
+ var a = 1
+ var b = 2
+ END
+ v9.CheckDefAndScriptFailure(lines + ['echo numbers[1:b]'],
+ 'E1004: White space required before and after '':'' at ":b]"', 4)
+ v9.CheckDefAndScriptFailure(lines + ['echo numbers[1: b]'], 'E1004:', 4)
+ v9.CheckDefAndScriptFailure(lines + ['echo numbers[a :b]'], 'E1004:', 4)
+enddef
+
+def Test_expr9_list_vim9script()
+ var lines =<< trim END
+ var l = [
+ 11,
+ 22,
+ ]
+ assert_equal([11, 22], l)
+
+ echo [1,
+ 2] [3,
+ 4]
+
+ echo [1, # comment
+ # comment
+ 2] [3,
+ # comment
+ 4]
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var l = [11,
+ 22]
+ assert_equal([11, 22], l)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var l = [11,22]
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1069:', 1)
+
+ lines =<< trim END
+ var l = [11 , 22]
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1068:', 1)
+
+ lines =<< trim END
+ var l: list<number> = [234, 'x']
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: list<number> = ['x', 234]
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: list<string> = ['x', 234]
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: list<string> = [234, 'x']
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ def Failing()
+ job_stop()
+ enddef
+ var list = [Failing]
+ END
+ if has('channel')
+ v9.CheckDefAndScriptFailure(lines, 'E119:', 0)
+ else
+ v9.CheckDefAndScriptFailure(lines, 'E117:', 0)
+ endif
+enddef
+
+def LambdaWithComments(): func
+ return (x) =>
+ # some comment
+ x == 1
+ # some comment
+ ||
+ x == 2
+enddef
+
+def LambdaUsingArg(x: number): func
+ return () =>
+ # some comment
+ x == 1
+ # some comment
+ ||
+ x == 2
+enddef
+
+def Test_expr9_lambda()
+ var lines =<< trim END
+ var La = () => 'result'
+ # comment
+ assert_equal('result', La())
+ assert_equal([1, 3, 5], [1, 2, 3]->map((key, val) => key + val))
+
+ # line continuation inside lambda with "cond ? expr : expr" works
+ var ll = range(3)
+ var dll = mapnew(ll, (k, v) => v % 2 ? {
+ ['111']: 111 } : {}
+ )
+ assert_equal([{}, {111: 111}, {}], dll)
+
+ # comment halfway an expression
+ var Ref = () => 4
+ # comment
+ + 6
+ assert_equal(10, Ref())
+
+ ll = range(3)
+ map(ll, (k, v) => v == 8 || v
+ == 9
+ || v % 2 ? 111 : 222
+ )
+ assert_equal([222, 111, 222], ll)
+
+ ll = range(3)
+ map(ll, (k, v) => v != 8 && v
+ != 9
+ && v % 2 == 0 ? 111 : 222
+ )
+ assert_equal([111, 222, 111], ll)
+
+ var dl = [{key: 0}, {key: 22}]->filter(( _, v) => !!v['key'] )
+ assert_equal([{key: 22}], dl)
+
+ dl = [{key: 12}, {['foo']: 34}]
+ assert_equal([{key: 12}], filter(dl,
+ (_, v) => has_key(v, 'key') ? v['key'] == 12 : 0))
+
+ assert_equal(false, g:LambdaWithComments()(0))
+ assert_equal(true, g:LambdaWithComments()(1))
+ assert_equal(true, g:LambdaWithComments()(2))
+ assert_equal(false, g:LambdaWithComments()(3))
+
+ assert_equal(false, g:LambdaUsingArg(0)())
+ assert_equal(true, g:LambdaUsingArg(1)())
+
+ var res = map([1, 2, 3], (i: number, v: number) => i + v)
+ assert_equal([1, 3, 5], res)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var Ref = (a)=>a + 1"], 'E1004:')
+ v9.CheckDefAndScriptFailure(["var Ref = (a)=> a + 1"], 'E1004: White space required before and after ''=>'' at "=> a + 1"')
+ v9.CheckDefAndScriptFailure(["var Ref = (a) =>a + 1"], 'E1004:')
+ v9.CheckDefAndScriptFailure(["var Ref = (a) =< a + 1"], ['E1001:', 'E121:'])
+ v9.CheckDefAndScriptFailure(["var Ref = (a: int) => a + 1"], 'E1010:')
+ v9.CheckDefAndScriptFailure(["var Ref = (a): int => a + 1"], 'E1010:')
+
+ v9.CheckDefAndScriptFailure(["filter([1, 2], (k,v) => 1)"], 'E1069:', 1)
+ # error is in first line of the lambda
+ v9.CheckDefAndScriptFailure(["var L = (a) => a + b"], 'E1001:', 0)
+
+ assert_equal('xxxyyy', 'xxx'->((a, b) => a .. b)('yyy'))
+
+ v9.CheckDefExecFailure(["var s = 'asdf'->((a) => a)('x')"], 'E118:')
+ v9.CheckDefExecFailure(["var s = 'asdf'->((a) => a)('x', 'y')"], 'E118:')
+ v9.CheckDefAndScriptFailure(["echo 'asdf'->((a) => a)(x)"], ['E1001:', 'E121:'], 1)
+
+ v9.CheckDefAndScriptSuccess(['var Fx = (a) => ({k1: 0,', ' k2: 1})'])
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => ({k1: 0', ' k2: 1})'], 'E722:', 2)
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => ({k1: 0,', ' k2 1})'], 'E720:', 2)
+
+ v9.CheckDefAndScriptSuccess(['var Fx = (a) => [0,', ' 1]'])
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => [0', ' 1]'], 'E696:', 2)
+ v9.CheckDefAndScriptFailure(['var l = [1 2]'], 'E696:', 1)
+
+ # no error for existing script variable when checking for lambda
+ lines =<< trim END
+ var name = 0
+ eval (name + 2) / 3
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_lambda_block()
+ var lines =<< trim END
+ var Func = (s: string): string => {
+ return 'hello ' .. s
+ }
+ assert_equal('hello there', Func('there'))
+
+ var ll = range(3)
+ var dll = mapnew(ll, (k, v): string => {
+ if v % 2
+ return 'yes'
+ endif
+ return 'no'
+ })
+ assert_equal(['no', 'yes', 'no'], dll)
+
+ # ignored_inline(0, (_) => {
+ # echo 'body'
+ # })
+
+ sandbox var Safe = (nr: number): number => {
+ return nr + 7
+ }
+ assert_equal(10, Safe(3))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ map([1, 2], (k, v) => { redrawt })
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E488')
+
+ lines =<< trim END
+ var Func = (nr: int) => {
+ echo nr
+ }
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1010', 1)
+
+ lines =<< trim END
+ var Func = (nr: number): int => {
+ return nr
+ }
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1010', 1)
+
+ lines =<< trim END
+ var Func = (nr: number): int => {
+ return nr
+ END
+ v9.CheckDefFailure(lines, 'E1171', 0) # line nr is function start
+ v9.CheckScriptFailure(['vim9script'] + lines, 'E1171', 2)
+
+ lines =<< trim END
+ var Func = (nr: number): int => {
+ var ll =<< ENDIT
+ nothing
+ END
+ v9.CheckDefFailure(lines, 'E1145: Missing heredoc end marker: ENDIT', 0)
+ v9.CheckScriptFailure(['vim9script'] + lines, 'E1145: Missing heredoc end marker: ENDIT', 2)
+enddef
+
+def NewLambdaWithComments(): func
+ return (x) =>
+ # some comment
+ x == 1
+ # some comment
+ ||
+ x == 2
+enddef
+
+def NewLambdaUsingArg(x: number): func
+ return () =>
+ # some comment
+ x == 1
+ # some comment
+ ||
+ x == 2
+enddef
+
+def Test_expr9_new_lambda()
+ var lines =<< trim END
+ var La = () => 'result'
+ assert_equal('result', La())
+ assert_equal([1, 3, 5], [1, 2, 3]->map((key, val) => key + val))
+
+ # line continuation inside lambda with "cond ? expr : expr" works
+ var ll = range(3)
+ var dll = mapnew(ll, (k, v) => v % 2 ? {
+ ['111']: 111 } : {}
+ )
+ assert_equal([{}, {111: 111}, {}], dll)
+
+ ll = range(3)
+ map(ll, (k, v) => v == 8 || v
+ == 9
+ || v % 2 ? 111 : 222
+ )
+ assert_equal([222, 111, 222], ll)
+
+ ll = range(3)
+ map(ll, (k, v) => v != 8 && v
+ != 9
+ && v % 2 == 0 ? 111 : 222
+ )
+ assert_equal([111, 222, 111], ll)
+
+ var dl = [{key: 0}, {key: 22}]->filter(( _, v) => !!v['key'] )
+ assert_equal([{key: 22}], dl)
+
+ dl = [{key: 12}, {['foo']: 34}]
+ assert_equal([{key: 12}], filter(dl,
+ (_, v) => has_key(v, 'key') ? v['key'] == 12 : 0))
+
+ assert_equal(false, g:NewLambdaWithComments()(0))
+ assert_equal(true, g:NewLambdaWithComments()(1))
+ assert_equal(true, g:NewLambdaWithComments()(2))
+ assert_equal(false, g:NewLambdaWithComments()(3))
+
+ assert_equal(false, g:NewLambdaUsingArg(0)())
+ assert_equal(true, g:NewLambdaUsingArg(1)())
+
+ var res = map([1, 2, 3], (i: number, v: number) => i + v)
+ assert_equal([1, 3, 5], res)
+
+ # Lambda returning a dict
+ var Lmb = () => ({key: 42})
+ assert_equal({key: 42}, Lmb())
+
+ var RefOne: func(number): string = (a: number): string => 'x'
+ var RefTwo: func(number): any = (a: number): any => 'x'
+
+ var Fx = (a) => ({k1: 0,
+ k2: 1})
+ var Fy = (a) => [0,
+ 1]
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var Ref = (a)=>a + 1"], 'E1004:')
+ v9.CheckDefAndScriptFailure(["var Ref = (a)=> a + 1"], 'E1004:')
+ v9.CheckDefAndScriptFailure(["var Ref = (a) =>a + 1"],
+ 'E1004: White space required before and after ''=>'' at " =>a + 1"')
+
+ v9.CheckDefAndScriptFailure(["var Ref: func(number): number = (a: number): string => 'x'"], 'E1012:')
+ v9.CheckDefAndScriptFailure(["var Ref: func(number): string = (a: number): string => 99"], 'E1012:')
+
+ v9.CheckDefAndScriptFailure(["filter([1, 2], (k,v) => 1)"], 'E1069:', 1)
+ # error is in first line of the lambda
+ v9.CheckDefAndScriptFailure(["var L = (a) -> a + b"], ['E1001:', 'E121:'], 1)
+
+ assert_equal('xxxyyy', 'xxx'->((a, b) => a .. b)('yyy'))
+
+ v9.CheckDefExecFailure(["var s = 'asdf'->((a) => a)('x')"],
+ 'E118: Too many arguments for function:')
+ v9.CheckDefExecFailure(["var s = 'asdf'->((a) => a)('x', 'y')"],
+ 'E118: Too many arguments for function:')
+ v9.CheckDefFailure(["echo 'asdf'->((a) => a)(x)"], 'E1001:', 1)
+
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => ({k1: 0', ' k2: 1})'], 'E722:', 2)
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => ({k1: 0,', ' k2 1})'], 'E720:', 2)
+
+ v9.CheckDefAndScriptFailure(['var Fx = (a) => [0', ' 1]'], 'E696:', 2)
+enddef
+
+def Test_expr9_lambda_vim9script()
+ var lines =<< trim END
+ var v = 10->((a) =>
+ a
+ + 2
+ )()
+ assert_equal(12, v)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # nested lambda with line breaks
+ lines =<< trim END
+ search('"', 'cW', 0, 0, () =>
+ synstack('.', col('.'))
+ ->mapnew((_, v) => synIDattr(v, 'name'))->len())
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9funcref()
+ var lines =<< trim END
+ def RetNumber(): number
+ return 123
+ enddef
+ var FuncRef = RetNumber
+ assert_equal(123, FuncRef())
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+ func g:GlobalFunc()
+ return 'global'
+ endfunc
+ func ScriptFunc()
+ return 'script'
+ endfunc
+ def Test()
+ var Ref = g:GlobalFunc
+ assert_equal('global', Ref())
+ Ref = g:GlobalFunc
+ assert_equal('global', Ref())
+
+ Ref = ScriptFunc
+ assert_equal('script', Ref())
+ Ref = ScriptFunc
+ assert_equal('script', Ref())
+ enddef
+ Test()
+ END
+ v9.CheckScriptSuccess(lines)
+
+ # using funcref in legacy script
+ lines =<< trim END
+ def s:Refme(): string
+ return 'yes'
+ enddef
+
+ def TestFunc()
+ var TheRef = s:Refme
+ assert_equal('yes', TheRef())
+ enddef
+
+ call TestFunc()
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+let g:test_space_dict = {'': 'empty', ' ': 'space'}
+let g:test_hash_dict = #{one: 1, two: 2}
+
+def Test_expr9_dict()
+ # dictionary
+ var lines =<< trim END
+ assert_equal(g:dict_empty, {})
+ assert_equal(g:dict_empty, { })
+ assert_equal(g:dict_one, {['one']: 1})
+ var key = 'one'
+ var val = 1
+ assert_equal(g:dict_one, {[key]: val})
+
+ var numbers: dict<number> = {a: 1, b: 2, c: 3}
+ numbers = {a: 1}
+ numbers = {}
+
+ var strings: dict<string> = {a: 'a', b: 'b', c: 'c'}
+ strings = {a: 'x'}
+ strings = {}
+
+ var dash = {xx-x: 8}
+ assert_equal({['xx-x']: 8}, dash)
+
+ var dnr = {8: 8}
+ assert_equal({['8']: 8}, dnr)
+
+ var mixed: dict<any> = {a: 'a', b: 42}
+ mixed = {a: 'x'}
+ mixed = {a: 234}
+ mixed = {}
+
+ var dictlist: dict<list<string>> = {absent: [], present: ['hi']}
+ dictlist = {absent: ['hi'], present: []}
+ dictlist = {absent: [], present: []}
+
+ var dictdict: dict<dict<string>> = {one: {a: 'text'}, two: {}}
+ dictdict = {one: {}, two: {a: 'text'}}
+ dictdict = {one: {}, two: {}}
+
+ assert_equal({['']: 0}, {[matchstr('string', 'wont match')]: 0})
+
+ assert_equal(g:test_space_dict, {['']: 'empty', [' ']: 'space'})
+ assert_equal(g:test_hash_dict, {one: 1, two: 2})
+
+ assert_equal({['a a']: 1, ['b/c']: 2}, {'a a': 1, "b/c": 2})
+
+ var d = {a: () => 3, b: () => 7}
+ assert_equal(3, d.a())
+ assert_equal(7, d.b())
+
+ var cd = { # comment
+ key: 'val' # comment
+ }
+
+ # different types used for the key
+ var dkeys = {['key']: 'string',
+ [12]: 'numberexpr',
+ 34: 'number',
+ [true]: 'bool'}
+ assert_equal('string', dkeys['key'])
+ assert_equal('numberexpr', dkeys[12])
+ assert_equal('number', dkeys[34])
+ assert_equal('bool', dkeys[true])
+ dkeys = {[1.2]: 'floatexpr', [3.4]: 'float'}
+ assert_equal('floatexpr', dkeys[1.2])
+ assert_equal('float', dkeys[3.4])
+
+ # automatic conversion from number to string
+ var n = 123
+ var dictnr = {[n]: 1}
+
+ # comment to start fold is OK
+ var x1: number #{{ fold
+ var x2 = 9 #{{ fold
+
+ var ds = {k: null_string}
+ assert_equal('dict<string>', typename(ds))
+ var dl = {a: null_list}
+ assert_equal('dict<list<any>>', typename(dl))
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ # legacy syntax doesn't work
+ v9.CheckDefAndScriptFailure(["var x = #{key: 8}"], 'E1170:', 1)
+ v9.CheckDefAndScriptFailure(["var x = 'a' #{a: 1}"], 'E1170:', 1)
+ v9.CheckDefAndScriptFailure(["var x = 'a' .. #{a: 1}"], 'E1170:', 1)
+ v9.CheckDefAndScriptFailure(["var x = true ? #{a: 1}"], 'E1170:', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = 'a'", " #{a: 1}"], 'E1170:', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = {a:8}"], 'E1069:', 1)
+ v9.CheckDefAndScriptFailure(["var x = {a : 8}"], 'E1068:', 1)
+ v9.CheckDefAndScriptFailure(["var x = {a :8}"], 'E1068:', 1)
+ v9.CheckDefAndScriptFailure(["var x = {a: 8 , b: 9}"], 'E1068:', 1)
+ v9.CheckDefAndScriptFailure(["var x = {a: 1,b: 2}"], 'E1069:', 1)
+
+ v9.CheckDefAndScriptFailure(["var x = {xxx}"], 'E720:', 1)
+ v9.CheckDefAndScriptFailure(["var x = {xxx: 1", "var y = 2"], 'E722:', 2)
+ v9.CheckDefFailure(["var x = {xxx: 1,"], 'E723:', 2)
+ v9.CheckScriptFailure(['vim9script', "var x = {xxx: 1,"], 'E723:', 2)
+ v9.CheckDefAndScriptFailure(["var x = {['a']: xxx}"], ['E1001:', 'E121:'], 1)
+ v9.CheckDefAndScriptFailure(["var x = {a: 1, a: 2}"], 'E721:', 1)
+ g:key = 'x'
+ v9.CheckDefExecAndScriptFailure(["var x = {[g:key]: 'text', [g:key]: 'text'}"], 'E721:', 1)
+ unlet g:key
+ v9.CheckDefExecAndScriptFailure(["var x = {[notexists]: 'text'}"], ['E1001:', 'E121: Undefined variable: notexists'], 1)
+ v9.CheckDefExecAndScriptFailure(["var x = g:anint.member"], ['E715:', 'E488:'], 1)
+ v9.CheckDefExecAndScriptFailure(["var x = g:dict_empty.member"], 'E716:', 1)
+
+ v9.CheckDefExecAndScriptFailure(['var x: dict<number> = {a: 234, b: "1"}'], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(['var x: dict<number> = {a: "x", b: 134}'], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(['var x: dict<string> = {a: 234, b: "1"}'], 'E1012:', 1)
+ v9.CheckDefExecAndScriptFailure(['var x: dict<string> = {a: "x", b: 134}'], 'E1012:', 1)
+
+ # invalid types for the key
+ v9.CheckDefAndScriptFailure(["var x = {[[1, 2]]: 0}"], ['E1105:', 'E730:'], 1)
+
+ v9.CheckDefFailure(['var x = ({'], 'E723:', 2)
+ v9.CheckScriptFailure(['vim9script', 'var x = ({'], 'E723:', 2)
+ v9.CheckDefExecAndScriptFailure(['{}[getftype("file")]'], 'E716: Key not present in Dictionary: ""', 1)
+enddef
+
+def Test_expr9_dict_vim9script()
+ var lines =<< trim END
+ var d = {
+ ['one']:
+ 1,
+ ['two']: 2,
+ }
+ assert_equal({one: 1, two: 2}, d)
+
+ d = { # comment
+ ['one']:
+ # comment
+
+ 1,
+ # comment
+ # comment
+ ['two']: 2,
+ }
+ assert_equal({one: 1, two: 2}, d)
+
+ var dd = {k: 123->len()}
+ assert_equal(3, dd.k)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var d = { ["one"]: "one", ["two"]: "two", }
+ assert_equal({one: 'one', two: 'two'}, d)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var d = {one: 1,
+ two: 2,
+ }
+ assert_equal({one: 1, two: 2}, d)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var d = {one:1, two: 2}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1069:', 1)
+
+ lines =<< trim END
+ var d = {one: 1,two: 2}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1069:', 1)
+
+ lines =<< trim END
+ var d = {one : 1}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1068:', 1)
+
+ lines =<< trim END
+ var d = {one:1}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1069:', 1)
+
+ lines =<< trim END
+ var d = {one: 1 , two: 2}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1068:', 1)
+
+ lines =<< trim END
+ var l: dict<number> = {a: 234, b: 'x'}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: dict<number> = {a: 'x', b: 234}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: dict<string> = {a: 'x', b: 234}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var l: dict<string> = {a: 234, b: 'x'}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1012:', 1)
+
+ lines =<< trim END
+ var d = {['a']: 234, ['b': 'x'}
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1139:', 1)
+
+ lines =<< trim END
+ def Func()
+ var d = {['a']: 234, ['b': 'x'}
+ enddef
+ defcompile
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E1139:', 0)
+
+ lines =<< trim END
+ var d = {'a':
+ END
+ v9.CheckDefFailure(lines, 'E723:', 2)
+ v9.CheckScriptFailure(['vim9script'] + lines, 'E15:', 2)
+
+ lines =<< trim END
+ def Func()
+ var d = {'a':
+ enddef
+ defcompile
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E723:', 0)
+
+ lines =<< trim END
+ def Failing()
+ job_stop()
+ enddef
+ var dict = {name: Failing}
+ END
+ if has('channel')
+ v9.CheckDefAndScriptFailure(lines, 'E119:', 0)
+ else
+ v9.CheckDefAndScriptFailure(lines, 'E117:', 0)
+ endif
+
+ lines =<< trim END
+ vim9script
+ var x = 99
+ assert_equal({x: 99}, s:)
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+def Test_expr9_dict_in_block()
+ var lines =<< trim END
+ vim9script
+ command MyCommand {
+ echo {
+ k: 0, }
+ }
+ MyCommand
+
+ command YourCommand {
+ g:global = {
+ key: 'value' }
+ }
+ YourCommand
+ assert_equal({key: 'value'}, g:global)
+ unlet g:global
+ END
+ v9.CheckScriptSuccess(lines)
+
+ delcommand MyCommand
+ delcommand YourCommand
+enddef
+
+def Test_expr9_call_2bool()
+ var lines =<< trim END
+ vim9script
+
+ def BrokenCall(nr: number, mode: bool, use: string): void
+ assert_equal(3, nr)
+ assert_equal(false, mode)
+ assert_equal('ab', use)
+ enddef
+
+ def TestBrokenCall(): void
+ BrokenCall(3, 0, 'ab')
+ enddef
+
+ TestBrokenCall()
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+let g:oneString = 'one'
+
+def Test_expr_member()
+ var lines =<< trim END
+ assert_equal(1, g:dict_one.one)
+ var d: dict<number> = g:dict_one
+ assert_equal(1, d['one'])
+ assert_equal(1, d[
+ 'one'
+ ])
+ assert_equal(1, d
+ .one)
+ d = {1: 1, _: 2}
+ assert_equal(1, d
+ .1)
+ assert_equal(2, d
+ ._)
+
+ # getting the one member should clear the dict after getting the item
+ assert_equal('one', {one: 'one'}.one)
+ assert_equal('one', {one: 'one'}[g:oneString])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = g:dict_one.#$!"], ['E1002:', 'E15:'], 1)
+ v9.CheckDefExecAndScriptFailure(["var d: dict<any>", "echo d['a']"], 'E716:', 2)
+ v9.CheckDefExecAndScriptFailure(["var d: dict<number>", "d = g:list_empty"], 'E1012: Type mismatch; expected dict<number> but got list<any>', 2)
+enddef
+
+def Test_expr9_any_index_slice()
+ var lines =<< trim END
+ # getting the one member should clear the list only after getting the item
+ assert_equal('bbb', ['aaa', 'bbb', 'ccc'][1])
+
+ # string is permissive, index out of range accepted
+ g:teststring = 'abcdef'
+ assert_equal('b', g:teststring[1])
+ assert_equal('f', g:teststring[-1])
+ assert_equal('', g:teststring[99])
+
+ assert_equal('b', g:teststring[1 : 1])
+ assert_equal('bcdef', g:teststring[1 :])
+ assert_equal('abcd', g:teststring[: 3])
+ assert_equal('cdef', g:teststring[-4 :])
+ assert_equal('abcdef', g:teststring[-9 :])
+ assert_equal('abcd', g:teststring[: -3])
+ assert_equal('', g:teststring[: -9])
+
+ # composing characters are included
+ g:teststring = 'àéû'
+ assert_equal('à', g:teststring[0])
+ assert_equal('é', g:teststring[1])
+ assert_equal('û', g:teststring[2])
+ assert_equal('', g:teststring[3])
+ assert_equal('', g:teststring[4])
+
+ assert_equal('û', g:teststring[-1])
+ assert_equal('é', g:teststring[-2])
+ assert_equal('à', g:teststring[-3])
+ assert_equal('', g:teststring[-4])
+ assert_equal('', g:teststring[-5])
+
+ assert_equal('à', g:teststring[0 : 0])
+ assert_equal('é', g:teststring[1 : 1])
+ assert_equal('àé', g:teststring[0 : 1])
+ assert_equal('àéû', g:teststring[0 : -1])
+ assert_equal('àé', g:teststring[0 : -2])
+ assert_equal('à', g:teststring[0 : -3])
+ assert_equal('', g:teststring[0 : -4])
+ assert_equal('', g:teststring[0 : -5])
+ assert_equal('àéû', g:teststring[ : ])
+ assert_equal('àéû', g:teststring[0 : ])
+ assert_equal('éû', g:teststring[1 : ])
+ assert_equal('û', g:teststring[2 : ])
+ assert_equal('', g:teststring[3 : ])
+ assert_equal('', g:teststring[4 : ])
+
+ # blob index cannot be out of range
+ g:testblob = 0z01ab
+ assert_equal(0x01, g:testblob[0])
+ assert_equal(0xab, g:testblob[1])
+ assert_equal(0xab, g:testblob[-1])
+ assert_equal(0x01, g:testblob[-2])
+
+ # blob slice accepts out of range
+ assert_equal(0z01ab, g:testblob[0 : 1])
+ assert_equal(0z01, g:testblob[0 : 0])
+ assert_equal(0z01, g:testblob[-2 : -2])
+ assert_equal(0zab, g:testblob[1 : 1])
+ assert_equal(0zab, g:testblob[-1 : -1])
+ assert_equal(0z, g:testblob[2 : 2])
+ assert_equal(0z, g:testblob[0 : -3])
+
+ # list index cannot be out of range
+ g:testlist = [0, 1, 2, 3]
+ assert_equal(0, g:testlist[0])
+ assert_equal(1, g:testlist[1])
+ assert_equal(3, g:testlist[3])
+ assert_equal(3, g:testlist[-1])
+ assert_equal(0, g:testlist[-4])
+ assert_equal(1, g:testlist[g:theone])
+
+ # list slice accepts out of range
+ assert_equal([0], g:testlist[0 : 0])
+ assert_equal([3], g:testlist[3 : 3])
+ assert_equal([0, 1], g:testlist[0 : 1])
+ assert_equal([0, 1, 2, 3], g:testlist[0 : 3])
+ assert_equal([0, 1, 2, 3], g:testlist[0 : 9])
+ assert_equal([], g:testlist[-1 : 1])
+ assert_equal([1], g:testlist[-3 : 1])
+ assert_equal([0, 1], g:testlist[-4 : 1])
+ assert_equal([0, 1], g:testlist[-9 : 1])
+ assert_equal([1, 2, 3], g:testlist[1 : -1])
+ assert_equal([1], g:testlist[1 : -3])
+ assert_equal([], g:testlist[1 : -4])
+ assert_equal([], g:testlist[1 : -9])
+
+ g:testdict = {a: 1, b: 2}
+ assert_equal(1, g:testdict['a'])
+ assert_equal(2, g:testdict['b'])
+ END
+
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+
+ def PosIdx(s: string): string
+ return s[1]
+ enddef
+ def NegIdx(s: string): string
+ return s[-1]
+ enddef
+
+ set enc=latin1
+ assert_equal("\xe4", PosIdx("a\xe4\xe5"))
+ assert_equal("\xe5", NegIdx("a\xe4\xe5"))
+ set enc=utf-8
+ END
+ v9.CheckScriptSuccess(lines)
+
+ v9.CheckDefExecAndScriptFailure(['echo g:testblob[2]'], 'E979:', 1)
+ v9.CheckDefExecAndScriptFailure(['echo g:testblob[-3]'], 'E979:', 1)
+
+ v9.CheckDefExecAndScriptFailure(['echo g:testlist[4]'], 'E684: List index out of range: 4', 1)
+ v9.CheckDefExecAndScriptFailure(['echo g:testlist[-5]'], 'E684:', 1)
+
+ v9.CheckDefExecAndScriptFailure(['echo g:testdict["a" : "b"]'], 'E719:', 1)
+ v9.CheckDefExecAndScriptFailure(['echo g:testdict[1]'], 'E716:', 1)
+
+ unlet g:teststring
+ unlet g:testblob
+ unlet g:testlist
+enddef
+
+def s:GetList(): list<string>
+ return ['a', 'b', 'z']
+enddef
+
+def Test_slice_const_list()
+ const list = GetList()
+ final sliced = list[0 : 1]
+ # OK to change the list after slicing, it is a copy now
+ add(sliced, 'Z')
+ assert_equal(['a', 'b', 'Z'], sliced)
+enddef
+
+def Test_expr9_const_any_index_slice()
+ var lines =<< trim END
+ vim9script
+
+ export def V(): dict<any>
+ return {a: [1, 43], b: 0}
+ enddef
+ END
+ writefile(lines, 'XexportDict.vim', 'D')
+
+ lines =<< trim END
+ vim9script
+
+ import './XexportDict.vim' as x
+
+ def Test()
+ const v = x.V()
+ assert_equal(43, v.a[1])
+ enddef
+ Test()
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+def Test_expr_member_vim9script()
+ var lines =<< trim END
+ var d = {one:
+ 'one',
+ two: 'two',
+ 1: 1,
+ _: 2}
+ assert_equal('one', d.one)
+ assert_equal('one', d
+ .one)
+ assert_equal(1, d
+ .1)
+ assert_equal(2, d
+ ._)
+ assert_equal('one', d[
+ 'one'
+ ])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var l = [1,
+ 2,
+ 3, 4
+ ]
+ assert_equal(2, l[
+ 1
+ ])
+ assert_equal([2, 3], l[1 : 2])
+ assert_equal([1, 2, 3], l[
+ :
+ 2
+ ])
+ assert_equal([3, 4], l[
+ 2
+ :
+ ])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def SetSomeVar()
+ b:someVar = &fdm
+enddef
+
+def Test_expr9_option()
+ var lines =<< trim END
+ # option
+ set ts=11
+ assert_equal(11, &ts)
+ &ts = 9
+ assert_equal(9, &ts)
+ set ts=8
+ set grepprg=some\ text
+ assert_equal('some text', &grepprg)
+ &grepprg = test_null_string()
+ assert_equal('', &grepprg)
+ set grepprg&
+
+ # check matching type
+ var bval: bool = &tgc
+ var nval: number = &ts
+ var sval: string = &path
+
+ # check v_lock is cleared (requires using valgrind, doesn't always show)
+ g:SetSomeVar()
+ b:someVar = 0
+ unlet b:someVar
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_environment()
+ var lines =<< trim END
+ # environment variable
+ assert_equal('testvar', $TESTVAR)
+ assert_equal('', $ASDF_ASD_XXX)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var x = $$$"], ['E1002:', 'E15:'], 1)
+ v9.CheckDefAndScriptFailure(["$"], ['E1002:', 'E15:'], 1)
+enddef
+
+def Test_expr9_register()
+ var lines =<< trim END
+ @a = 'register a'
+ assert_equal('register a', @a)
+
+ var fname = expand('%')
+ assert_equal(fname, @%)
+
+ feedkeys(":echo 'some'\<CR>", "xt")
+ assert_equal("echo 'some'", @:)
+
+ normal axyz
+ assert_equal("xyz", @.)
+
+ @/ = 'slash'
+ assert_equal('slash', @/)
+
+ @= = 'equal'
+ assert_equal('equal', @=)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["@. = 'yes'"], ['E354:', 'E488:'], 1)
+enddef
+
+" This is slow when run under valgrind.
+def Test_expr9_namespace()
+ var lines =<< trim END
+ g:some_var = 'some'
+ assert_equal('some', get(g:, 'some_var'))
+ assert_equal('some', get(g:, 'some_var', 'xxx'))
+ assert_equal('xxx', get(g:, 'no_var', 'xxx'))
+ unlet g:some_var
+
+ b:some_var = 'some'
+ assert_equal('some', get(b:, 'some_var'))
+ assert_equal('some', get(b:, 'some_var', 'xxx'))
+ assert_equal('xxx', get(b:, 'no_var', 'xxx'))
+ unlet b:some_var
+
+ w:some_var = 'some'
+ assert_equal('some', get(w:, 'some_var'))
+ assert_equal('some', get(w:, 'some_var', 'xxx'))
+ assert_equal('xxx', get(w:, 'no_var', 'xxx'))
+ unlet w:some_var
+
+ t:some_var = 'some'
+ assert_equal('some', get(t:, 'some_var'))
+ assert_equal('some', get(t:, 'some_var', 'xxx'))
+ assert_equal('xxx', get(t:, 'no_var', 'xxx'))
+ unlet t:some_var
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_namespace_loop_def()
+ var lines =<< trim END
+ # check using g: in a for loop more than DO_NOT_FREE_CNT times
+ var exists = 0
+ var exists_not = 0
+ for i in range(100000)
+ if has_key(g:, 'does-not-exist')
+ exists += 1
+ else
+ exists_not += 1
+ endif
+ endfor
+ assert_equal(0, exists)
+ assert_equal(100000, exists_not)
+ END
+ v9.CheckDefSuccess(lines)
+enddef
+
+" NOTE: this is known to be slow. To skip use:
+" :let $TEST_SKIP_PAT = 'Test_expr9_namespace_loop_script'
+def Test_expr9_namespace_loop_script()
+ var lines =<< trim END
+ vim9script
+ # check using g: in a for loop more than DO_NOT_FREE_CNT times
+ var exists = 0
+ var exists_not = 0
+ for i in range(100000)
+ if has_key(g:, 'does-not-exist')
+ exists += 1
+ else
+ exists_not += 1
+ endif
+ endfor
+ assert_equal(0, exists)
+ assert_equal(100000, exists_not)
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+def Test_expr9_parens()
+ # (expr)
+ var lines =<< trim END
+ assert_equal(4, (6 * 4) / 6)
+ assert_equal(0, 6 * ( 4 / 6 ))
+
+ assert_equal(6, +6)
+ assert_equal(-6, -6)
+ assert_equal(false, !-3)
+ assert_equal(true, !+0)
+
+ assert_equal(7, 5 + (
+ 2))
+ assert_equal(7, 5 + (
+ 2
+ ))
+ assert_equal(7, 5 + ( # comment
+ 2))
+ assert_equal(7, 5 + ( # comment
+ # comment
+ 2))
+
+ var s = (
+ 'one'
+ ..
+ 'two'
+ )
+ assert_equal('onetwo', s)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(['echo ('], ['E1097: Line incomplete', 'E15: Invalid expression: "("'])
+ v9.CheckDefAndScriptFailure(['echo (123]'], "E110: Missing ')'", 1)
+
+ # this uses up the ppconst stack
+ lines =<< eval trim END
+ vim9script
+ def F()
+ g:result = 1 + {repeat('(1 + ', 51)}1{repeat(')', 51)}
+ enddef
+ F()
+ END
+ v9.CheckScriptSuccess(lines)
+ assert_equal(g:result, 53)
+ unlet g:result
+enddef
+
+def Test_expr9_negate_add()
+ var lines =<< trim END
+ assert_equal(-99, -99)
+ assert_equal(-99, - 99)
+ assert_equal(99, +99)
+
+ var nr = 88
+ assert_equal(-88, -nr)
+ assert_equal(-88, - nr)
+ assert_equal(88, + nr)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var n = 12
+ echo ++n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+ lines =<< trim END
+ var n = 12
+ echo --n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+ lines =<< trim END
+ var n = 12
+ echo +-n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+ lines =<< trim END
+ var n = 12
+ echo -+n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+ lines =<< trim END
+ var n = 12
+ echo - -n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+ lines =<< trim END
+ var n = 12
+ echo + +n
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E15:')
+enddef
+
+def LegacyReturn(): string
+ legacy return #{key: 'ok'}.key
+enddef
+
+def Test_expr9_legacy_script()
+ var lines =<< trim END
+ let s:legacy = 'legacy'
+ def GetLocal(): string
+ return legacy
+ enddef
+ def GetLocalPrefix(): string
+ return s:legacy
+ enddef
+ call assert_equal('legacy', GetLocal())
+ call assert_equal('legacy', GetLocalPrefix())
+ END
+ v9.CheckScriptSuccess(lines)
+
+ assert_equal('ok', g:LegacyReturn())
+
+ lines =<< trim END
+ vim9script
+ def GetNumber(): number
+ legacy return notexists
+ enddef
+ echo GetNumber()
+ END
+ v9.CheckScriptFailure(lines, 'E121: Undefined variable: notexists')
+
+ lines =<< trim END
+ vim9script
+ def GetNumber(): number
+ legacy return range(3)->map('v:val + 1')
+ enddef
+ echo GetNumber()
+ END
+ v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected number but got list<number>')
+enddef
+
+def Echo(arg: any): string
+ return arg
+enddef
+
+def s:Echo4Arg(arg: any): string
+ return arg
+enddef
+
+def Test_expr9_call()
+ var lines =<< trim END
+ assert_equal('yes', 'yes'->g:Echo())
+ assert_equal(true, !range(5)->empty())
+ assert_equal([0, 1, 2], 3->range())
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ assert_equal('yes', 'yes'
+ ->s:Echo4Arg())
+
+ v9.CheckDefAndScriptFailure(["var x = 'yes'->g:Echo"], 'E107:', 1)
+ v9.CheckDefAndScriptFailure([
+ "var x = substitute ('x', 'x', 'x', 'x')"
+ ], ['E1001:', 'E121:'], 1)
+ v9.CheckDefAndScriptFailure(["var Ref = function('len' [1, 2])"], ['E1123:', 'E116:'], 1)
+ v9.CheckDefAndScriptFailure(["echo match(['foo'] , 'foo')"], 'E1068:', 1)
+enddef
+
+def g:ExistingGlobal(): string
+ return 'existing'
+enddef
+
+def Test_expr9_call_global()
+ assert_equal('existing', g:ExistingGlobal())
+
+ def g:DefinedLater(): string
+ return 'later'
+ enddef
+ assert_equal('later', g:DefinedLater())
+
+ var lines =<< trim END
+ echo ExistingGlobal()
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E117: Unknown function: ExistingGlobal')
+enddef
+
+def Test_expr9_autoload_var()
+ var auto_lines =<< trim END
+ let autofile#var = 'found'
+ END
+ mkdir('Xruntime/autoload', 'pR')
+ writefile(auto_lines, 'Xruntime/autoload/autofile.vim')
+ var save_rtp = &rtp
+ &rtp = getcwd() .. '/Xruntime,' .. &rtp
+
+ var lines =<< trim END
+ assert_equal('found', autofile#var)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ echo autofile#other
+ END
+ v9.CheckDefExecAndScriptFailure(lines, 'E121: Undefined variable: autofile#other')
+
+ &rtp = save_rtp
+enddef
+
+def Test_expr9_call_autoload()
+ var auto_lines =<< trim END
+ def g:some#func(): string
+ return 'found'
+ enddef
+ END
+ mkdir('Xruntime/autoload', 'pR')
+ writefile(auto_lines, 'Xruntime/autoload/some.vim')
+ var save_rtp = &rtp
+ &rtp = getcwd() .. '/Xruntime,' .. &rtp
+ assert_equal('found', g:some#func())
+ assert_equal('found', some#func())
+
+ &rtp = save_rtp
+enddef
+
+def Test_expr9_method_call()
+ var lines =<< trim END
+ new
+ setline(1, ['first', 'last'])
+ 'second'->append(1)
+ "third"->append(2)
+ $"fourth"->append(3)
+ $'fifth'->append(4)
+ assert_equal(['first', 'second', 'third', 'fourth', 'fifth', 'last'], getline(1, '$'))
+ bwipe!
+
+ var bufnr = bufnr()
+ var loclist = [{bufnr: bufnr, lnum: 42, col: 17, text: 'wrong'}]
+ loclist->setloclist(0)
+ assert_equal([{bufnr: bufnr,
+ lnum: 42,
+ end_lnum: 0,
+ col: 17,
+ end_col: 0,
+ text: 'wrong',
+ pattern: '',
+ valid: 1,
+ vcol: 0,
+ nr: 0,
+ type: '',
+ module: ''}
+ ], getloclist(0))
+
+ var result: bool = get({n: 0}, 'n', 0)
+ assert_equal(false, result)
+
+ assert_equal('+string+', 'string'->((s) => '+' .. s .. '+')())
+ assert_equal('-text-', 'text'->((s, c) => c .. s .. c)('-'))
+
+ var Join = (l) => join(l, 'x')
+ assert_equal('axb', ['a', 'b']->(Join)())
+
+ var sorted = [3, 1, 2]
+ -> sort()
+ assert_equal([1, 2, 3], sorted)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ def SetNumber(n: number)
+ g:number = n
+ enddef
+ const Setit = SetNumber
+ len('text')->Setit()
+ assert_equal(4, g:number)
+
+ const SetFuncref = funcref(SetNumber)
+ len('longer')->SetFuncref()
+ assert_equal(6, g:number)
+
+ const SetList = [SetNumber, SetFuncref]
+ len('xx')->SetList[0]()
+ assert_equal(2, g:number)
+ len('xxx')->SetList[1]()
+ assert_equal(3, g:number)
+
+ const SetDict = {key: SetNumber}
+ len('xxxx')->SetDict['key']()
+ assert_equal(4, g:number)
+ len('xxxxx')->SetDict.key()
+ assert_equal(5, g:number)
+
+ unlet g:number
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ def RetVoid()
+ enddef
+ RetVoid()->byteidx(3)
+ END
+ v9.CheckDefExecFailure(lines, 'E1013:')
+
+ lines =<< trim END
+ const SetList = [function('len')]
+ echo 'xx'->SetList[x]()
+ END
+ v9.CheckDefFailure(lines, 'E1001: Variable not found: x')
+
+ lines =<< trim END
+ const SetList = [function('len')]
+ echo 'xx'->SetList[0]x()
+ END
+ v9.CheckDefFailure(lines, 'E15: Invalid expression: "->SetList[0]x()"')
+enddef
+
+def Test_expr9_method_call_linebreak()
+ # this was giving an error when skipping over the expression
+ var lines =<< trim END
+ vim9script
+ def Test()
+ var a: dict<any> = {b: {}}
+ a.b->extend({f1: 1,
+ f2: 2})
+ echo a
+ enddef
+ defcompile
+ assert_equal('', v:errmsg)
+ END
+ v9.CheckScriptSuccess(lines)
+
+ # this was skipping over the expression without an error
+ lines =<< trim END
+ vim9script
+ def Test(s: string): string
+ return substitute(s, 'A', '\=toupper("x")', 'g')
+ ->tolower()
+ enddef
+ assert_equal('xbcd', Test('ABCD'))
+ END
+ v9.CheckScriptSuccess(lines)
+enddef
+
+def Test_expr9_method_call_import()
+ var lines =<< trim END
+ vim9script
+ export def Square(items: list<number>): list<number>
+ return map(items, (_, i) => i * i)
+ enddef
+ END
+ call writefile(lines, 'Xsquare.vim', 'D')
+
+ lines =<< trim END
+ vim9script
+ import './Xsquare.vim'
+
+ def Test(): list<number>
+ return range(5)
+ ->Xsquare.Square()
+ ->map((_, i) => i * 10)
+ enddef
+
+ assert_equal([0, 10, 40, 90, 160], Test())
+ END
+ v9.CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+ import './Xsquare.vim'
+
+ echo range(5)->Xsquare.NoSuchFunc()
+ END
+ v9.CheckScriptFailure(lines, 'E1048: Item not found in script: NoSuchFunc')
+enddef
+
+
+def Test_expr9_not()
+ var lines =<< trim END
+ assert_equal(true, !'')
+ assert_equal(true, ![])
+ assert_equal(false, !'asdf')
+ assert_equal(false, ![2])
+ assert_equal(true, !!'asdf')
+ assert_equal(true, !![2])
+
+ assert_equal(true, ! false)
+ assert_equal(true, !! true)
+ assert_equal(true, ! ! true)
+ assert_equal(true, !!! false)
+ assert_equal(true, ! ! ! false)
+
+ g:true = true
+ g:false = false
+ assert_equal(true, ! g:false)
+ assert_equal(true, !! g:true)
+ assert_equal(true, ! ! g:true)
+ assert_equal(true, !!! g:false)
+ assert_equal(true, ! ! ! g:false)
+ unlet g:true
+ unlet g:false
+
+ assert_equal(true, !test_null_partial())
+ assert_equal(false, !() => 'yes')
+
+ assert_equal(true, !test_null_dict())
+ assert_equal(true, !{})
+ assert_equal(false, !{yes: 'no'})
+
+ if has('channel')
+ assert_equal(true, !test_null_job())
+ assert_equal(true, !test_null_channel())
+ endif
+
+ assert_equal(true, !test_null_blob())
+ assert_equal(true, !0z)
+ assert_equal(false, !0z01)
+
+ assert_equal(true, !test_void())
+ assert_equal(true, !test_unknown())
+
+ assert_equal(false, ![1, 2, 3]->reverse())
+ assert_equal(true, ![]->reverse())
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+let g:anumber = 42
+
+def Test_expr9_negate()
+ var lines =<< trim END
+ var nr = 1
+ assert_equal(-1, -nr)
+ assert_equal(-42, -g:anumber)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+func Test_expr9_fails()
+ call v9.CheckDefFailure(["var x = (12"], "E1097:", 3)
+ call v9.CheckScriptFailure(['vim9script', "var x = (12"], 'E110:', 2)
+
+ call v9.CheckDefAndScriptFailure(["var x = -'xx'"], "E1030:", 1)
+ call v9.CheckDefAndScriptFailure(["var x = +'xx'"], "E1030:", 1)
+ call v9.CheckDefAndScriptFailure(["var x = -0z12"], "E974:", 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = -[8]"], ["E1012:", 'E745:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = -{a: 1}"], ["E1012:", 'E728:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = @"], "E1002:", 1)
+ call v9.CheckDefAndScriptFailure(["var x = @<"], "E354:", 1)
+
+ call v9.CheckDefFailure(["var x = [1, 2"], "E697:", 2)
+ call v9.CheckScriptFailure(['vim9script', "var x = [1, 2"], 'E696:', 2)
+
+ call v9.CheckDefAndScriptFailure(["var x = [notfound]"], ["E1001:", 'E121:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var X = () => 123)"], 'E488:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = 123->((x) => x + 5)"], "E107:", 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = &notexist"], 'E113:', 1)
+ call v9.CheckDefAndScriptFailure(["&grepprg = [343]"], ['E1012:', 'E730:'], 1)
+
+ call v9.CheckDefExecAndScriptFailure(["echo s:doesnt_exist"], ['E121:', 'E1268:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["echo g:doesnt_exist"], 'E121:', 1)
+
+ call v9.CheckDefAndScriptFailure(["echo a:somevar"], ['E1075:', 'E121:'], 1)
+ call v9.CheckDefAndScriptFailure(["echo l:somevar"], ['E1075:', 'E121:'], 1)
+ call v9.CheckDefAndScriptFailure(["echo x:somevar"], ['E1075:', 'E121:'], 1)
+
+ call v9.CheckDefExecAndScriptFailure(["var x = +g:astring"], ['E1012:', 'E1030:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = +g:ablob"], ['E1012:', 'E974:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = +g:alist"], ['E1012:', 'E745:'], 1)
+ call v9.CheckDefExecAndScriptFailure(["var x = +g:adict"], ['E1012:', 'E728:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["var x = ''", "var y = x.memb"], ['E1229: Expected dictionary for using key "memb", but got string', 'E488:'], 2)
+
+ call v9.CheckDefAndScriptFailure(["'yes'->", "Echo()"], ['E488: Trailing characters: ->', 'E260: Missing name after ->'], 1)
+
+ call v9.CheckDefExecFailure(["[1, 2->len()"], 'E697:', 2)
+ call v9.CheckScriptFailure(['vim9script', "[1, 2->len()"], 'E696:', 2)
+
+ call v9.CheckDefFailure(["{a: 1->len()"], 'E723:', 2)
+ call v9.CheckScriptFailure(['vim9script', "{a: 1->len()"], 'E722:', 2)
+
+ call v9.CheckDefExecFailure(["{['a']: 1->len()"], 'E723:', 2)
+ call v9.CheckScriptFailure(['vim9script', "{['a']: 1->len()"], 'E722:', 2)
+
+ call v9.CheckDefFailure(['echo #{}'], 'E1170:')
+endfunc
+
+let g:Funcrefs = [function('add')]
+
+func CallMe(arg)
+ return a:arg
+endfunc
+
+func CallMe2(one, two)
+ return a:one .. a:two
+endfunc
+
+def Test_expr9_trailing()
+ var lines =<< trim END
+ # user function call
+ assert_equal(123, g:CallMe(123))
+ assert_equal(123, g:CallMe( 123))
+ assert_equal(123, g:CallMe(123 ))
+ assert_equal('yesno', g:CallMe2('yes', 'no'))
+ assert_equal('yesno', g:CallMe2( 'yes', 'no' ))
+ assert_equal('nothing', g:CallMe('nothing'))
+
+ # partial call
+ var Part = function('g:CallMe')
+ assert_equal('yes', Part('yes'))
+
+ # funcref call, using list index
+ var l = []
+ g:Funcrefs[0](l, 2)
+ assert_equal([2], l)
+
+ # method call
+ l = [2, 5, 6]
+ l->map((k, v) => k + v)
+ assert_equal([2, 6, 8], l)
+
+ # lambda method call
+ l = [2, 5]
+ l->((ll) => add(ll, 8))()
+ assert_equal([2, 5, 8], l)
+
+ # dict member
+ var d = {key: 123}
+ assert_equal(123, d.key)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_string_subscript()
+ var lines =<< trim END
+ var text = 'abcdef'
+ assert_equal('f', text[-1])
+ assert_equal('a', text[0])
+ assert_equal('e', text[4])
+ assert_equal('f', text[5])
+ assert_equal('', text[6])
+
+ text = 'ábçdë'
+ assert_equal('ë', text[-1])
+ assert_equal('d', text[-2])
+ assert_equal('ç', text[-3])
+ assert_equal('b', text[-4])
+ assert_equal('á', text[-5])
+ assert_equal('', text[-6])
+
+ text = 'ábçdëf'
+ assert_equal('', text[-999])
+ assert_equal('f', text[-1])
+ assert_equal('á', text[0])
+ assert_equal('b', text[1])
+ assert_equal('ç', text[2])
+ assert_equal('d', text[3])
+ assert_equal('ë', text[4])
+ assert_equal('f', text[5])
+ assert_equal('', text[6])
+ assert_equal('', text[999])
+
+ assert_equal('ábçdëf', text[0 : -1])
+ assert_equal('ábçdëf', text[0 : -1])
+ assert_equal('ábçdëf', text[0 : -1])
+ assert_equal('ábçdëf', text[0 : -1])
+ assert_equal('ábçdëf', text[0
+ : -1])
+ assert_equal('ábçdëf', text[0 :
+ -1])
+ assert_equal('ábçdëf', text[0 : -1
+ ])
+ assert_equal('bçdëf', text[1 : -1])
+ assert_equal('çdëf', text[2 : -1])
+ assert_equal('dëf', text[3 : -1])
+ assert_equal('ëf', text[4 : -1])
+ assert_equal('f', text[5 : -1])
+ assert_equal('', text[6 : -1])
+ assert_equal('', text[999 : -1])
+
+ assert_equal('ábçd', text[: 3])
+ assert_equal('bçdëf', text[1 :])
+ assert_equal('ábçdëf', text[:])
+
+ assert_equal('a', g:astring[0])
+ assert_equal('sd', g:astring[1 : 2])
+ assert_equal('asdf', g:astring[:])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var d = 'asdf'[1 :
+ END
+ v9.CheckDefFailure(lines, 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script'] + lines, 'E15:', 2)
+
+ lines =<< trim END
+ var d = 'asdf'[1 : xxx]
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1001:', 'E121:'], 1)
+
+ lines =<< trim END
+ var d = 'asdf'[1 : 2
+ END
+ v9.CheckDefFailure(lines, 'E1097:', 3)
+ v9.CheckScriptFailure(['vim9script'] + lines, 'E111:', 2)
+
+ lines =<< trim END
+ var d = 'asdf'[1 : 2
+ echo d
+ END
+ v9.CheckDefAndScriptFailure(lines, 'E111:', 2)
+
+ lines =<< trim END
+ var d = 'asdf'['1']
+ echo d
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012: Type mismatch; expected number but got string', 'E1030: Using a String as a Number: "1"'], 1)
+
+ lines =<< trim END
+ var d = 'asdf'['1' : 2]
+ echo d
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012: Type mismatch; expected number but got string', 'E1030: Using a String as a Number: "1"'], 1)
+
+ lines =<< trim END
+ var d = 'asdf'[1 : '2']
+ echo d
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1012: Type mismatch; expected number but got string', 'E1030: Using a String as a Number: "2"'], 1)
+enddef
+
+def Test_expr9_list_subscript()
+ var lines =<< trim END
+ var list = [0, 1, 2, 3, 4]
+ assert_equal(0, list[0])
+ assert_equal(4, list[4])
+ assert_equal(4, list[-1])
+ assert_equal(0, list[-5])
+
+ assert_equal([0, 1, 2, 3, 4], list[0 : 4])
+ assert_equal([0, 1, 2, 3, 4], list[:])
+ assert_equal([1, 2, 3, 4], list[1 :])
+ assert_equal([2, 3, 4], list[2 : -1])
+ assert_equal([4], list[4 : -1])
+ assert_equal([], list[5 : -1])
+ assert_equal([], list[999 : -1])
+ assert_equal([1, 2, 3, 4], list[g:theone : g:thefour])
+
+ assert_equal([0, 1, 2, 3], list[0 : 3])
+ assert_equal([0], list[0 : 0])
+ assert_equal([0, 1, 2, 3, 4], list[0 : -1])
+ assert_equal([0, 1, 2], list[0 : -3])
+ assert_equal([0], list[0 : -5])
+ assert_equal([], list[0 : -6])
+ assert_equal([], list[0 : -99])
+
+ assert_equal(2, g:alist[0])
+ assert_equal([2, 3, 4], g:alist[:])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines = ['var l = [0, 1, 2]', 'echo l[g:astring : g:theone]']
+ v9.CheckDefExecAndScriptFailure(lines, ['E1012:', 'E1030:'], 2)
+
+ lines =<< trim END
+ var ld = []
+ def Func()
+ eval ld[0].key
+ enddef
+ defcompile
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_dict_subscript()
+ var lines =<< trim END
+ var l = [{lnum: 2}, {lnum: 1}]
+ var res = l[0].lnum > l[1].lnum
+ assert_true(res)
+
+ assert_equal(2, g:adict['aaa'])
+ assert_equal(8, g:adict.bbb)
+
+ var dd = {}
+ def Func1()
+ eval dd.key1.key2
+ enddef
+ def Func2()
+ eval dd['key1'].key2
+ enddef
+ defcompile
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_blob_subscript()
+ var lines =<< trim END
+ var b = 0z112233
+ assert_equal(0x11, b[0])
+ assert_equal(0z112233, b[:])
+
+ assert_equal(0x01, g:ablob[0])
+ assert_equal(0z01ab, g:ablob[:])
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+enddef
+
+def Test_expr9_funcref_subscript()
+ var lines =<< trim END
+ var l = function('len')("abc")
+ assert_equal(3, l)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ v9.CheckDefAndScriptFailure(["var l = function('len')(xxx)"], ['E1001: Variable not found: xxx', 'E121: Undefined variable: xxx'], 1)
+enddef
+
+def Test_expr9_subscript_linebreak()
+ var lines =<< trim END
+ var range = range(
+ 3)
+ var l = range
+ ->mapnew('string(v:key)')
+ assert_equal(['0', '1', '2'], l)
+
+ l = range
+ ->mapnew('string(v:key)')
+ assert_equal(['0', '1', '2'], l)
+
+ l = range # comment
+ ->mapnew('string(v:key)')
+ assert_equal(['0', '1', '2'], l)
+
+ l = range
+
+ ->mapnew('string(v:key)')
+ assert_equal(['0', '1', '2'], l)
+
+ l = range
+ # comment
+ ->mapnew('string(v:key)')
+ assert_equal(['0', '1', '2'], l)
+
+ assert_equal('1', l[
+ 1])
+
+ var d = {one: 33}
+ assert_equal(33, d
+ .one)
+ END
+ v9.CheckDefAndScriptSuccess(lines)
+
+ lines =<< trim END
+ var d = {one: 33}
+ assert_equal(33, d.
+ one)
+ END
+ v9.CheckDefAndScriptFailure(lines, ['E1127:', 'E116:'], 2)
+enddef
+
+func Test_expr9_trailing_fails()
+ call v9.CheckDefAndScriptFailure(['var l = [2]', 'l->((ll) => add(ll, 8))'], 'E107:', 2)
+ call v9.CheckDefAndScriptFailure(['var l = [2]', 'l->((ll) => add(ll, 8)) ()'], 'E274:', 2)
+endfunc
+
+func Test_expr_fails()
+ call v9.CheckDefAndScriptFailure(["var x = '1'is2"], 'E488:', 1)
+ call v9.CheckDefAndScriptFailure(["var x = '1'isnot2"], 'E488:', 1)
+
+ call v9.CheckDefAndScriptFailure(["CallMe ('yes')"], ['E476:', 'E492:'], 1)
+
+ call v9.CheckDefAndScriptFailure(["CallMe2('yes','no')"], 'E1069:', 1)
+
+ call v9.CheckDefAndScriptFailure(["v:nosuch += 3"], ['E1001:', 'E121:'], 1)
+ call v9.CheckDefAndScriptFailure(["var v:statusmsg = ''"], 'E1016: Cannot declare a v: variable:', 1)
+ call v9.CheckDefAndScriptFailure(["var asdf = v:nosuch"], ['E1001:', 'E121:'], 1)
+
+ call v9.CheckDefFailure(["echo len('asdf'"], 'E110:', 2)
+ call v9.CheckScriptFailure(['vim9script', "echo len('asdf'"], 'E116:', 2)
+
+ call v9.CheckDefAndScriptFailure(["echo Func01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()"], ['E1011:', 'E117:'], 1)
+ call v9.CheckDefAndScriptFailure(["echo doesnotexist()"], 'E117:', 1)
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab