diff options
Diffstat (limited to 'src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs')
-rw-r--r-- | src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs b/src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs deleted file mode 100644 index fdf16442d..000000000 --- a/src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.rs +++ /dev/null @@ -1,165 +0,0 @@ -#![feature(macro_metavar_expr)] - -// `curly` = Right hand side curly brackets -// `no_rhs_dollar` = No dollar sign at the right hand side meta variable "function" -// `round` = Left hand side round brackets - -macro_rules! curly__no_rhs_dollar__round { - ( $( $i:ident ),* ) => { ${ count(i) } }; -} - -macro_rules! curly__no_rhs_dollar__no_round { - ( $i:ident ) => { ${ count(i) } }; - //~^ ERROR `count` can not be placed inside the inner-most repetition -} - -macro_rules! curly__rhs_dollar__round { - ( $( $i:ident ),* ) => { ${ count($i) } }; - //~^ ERROR expected identifier, found `$` - //~| ERROR expected expression, found `$` -} - -macro_rules! curly__rhs_dollar__no_round { - ( $i:ident ) => { ${ count($i) } }; - //~^ ERROR expected identifier, found `$` - //~| ERROR expected expression, found `$` -} - -macro_rules! no_curly__no_rhs_dollar__round { - ( $( $i:ident ),* ) => { count(i) }; - //~^ ERROR cannot find function `count` in this scope - //~| ERROR cannot find value `i` in this scope -} - -macro_rules! no_curly__no_rhs_dollar__no_round { - ( $i:ident ) => { count(i) }; - //~^ ERROR cannot find function `count` in this scope - //~| ERROR cannot find value `i` in this scope -} - -macro_rules! no_curly__rhs_dollar__round { - ( $( $i:ident ),* ) => { count($i) }; - //~^ ERROR variable 'i' is still repeating at this depth -} - -macro_rules! no_curly__rhs_dollar__no_round { - ( $i:ident ) => { count($i) }; - //~^ ERROR cannot find function `count` in this scope -} - -// Other scenarios - -macro_rules! dollar_dollar_in_the_lhs { - ( $$ $a:ident ) => { - //~^ ERROR unexpected token: $ - }; -} - -macro_rules! extra_garbage_after_metavar { - ( $( $i:ident ),* ) => { - ${count() a b c} - //~^ ERROR unexpected token: a - //~| ERROR expected expression, found `$` - ${count(i a b c)} - //~^ ERROR unexpected token: a - ${count(i, 1 a b c)} - //~^ ERROR unexpected token: a - ${count(i) a b c} - //~^ ERROR unexpected token: a - - ${ignore(i) a b c} - //~^ ERROR unexpected token: a - ${ignore(i a b c)} - //~^ ERROR unexpected token: a - - ${index() a b c} - //~^ ERROR unexpected token: a - ${index(1 a b c)} - //~^ ERROR unexpected token: a - - ${index() a b c} - //~^ ERROR unexpected token: a - ${index(1 a b c)} - //~^ ERROR unexpected token: a - }; -} - -const IDX: usize = 1; -macro_rules! metavar_depth_is_not_literal { - ( $( $i:ident ),* ) => { ${ index(IDX) } }; - //~^ ERROR meta-variable expression depth must be a literal - //~| ERROR expected expression, found `$` -} - -macro_rules! metavar_in_the_lhs { - ( ${ length() } ) => { - //~^ ERROR unexpected token: { - //~| ERROR expected one of: `*`, `+`, or `?` - }; -} - -macro_rules! metavar_token_without_ident { - ( $( $i:ident ),* ) => { ${ ignore() } }; - //~^ ERROR expected identifier - //~| ERROR expected expression, found `$` -} - -macro_rules! metavar_with_literal_suffix { - ( $( $i:ident ),* ) => { ${ index(1u32) } }; - //~^ ERROR only unsuffixes integer literals are supported in meta-variable expressions - //~| ERROR expected expression, found `$` -} - -macro_rules! metavar_without_parens { - ( $( $i:ident ),* ) => { ${ count{i} } }; - //~^ ERROR meta-variable expression parameter must be wrapped in parentheses - //~| ERROR expected expression, found `$` -} - -macro_rules! open_brackets_without_tokens { - ( $( $i:ident ),* ) => { ${ {} } }; - //~^ ERROR expected expression, found `$` - //~| ERROR expected identifier -} - -macro_rules! unknown_count_ident { - ( $( $i:ident )* ) => { - ${count(foo)} - //~^ ERROR variable `foo` is not recognized in meta-variable expression - }; -} - -macro_rules! unknown_ignore_ident { - ( $( $i:ident )* ) => { - ${ignore(bar)} - //~^ ERROR variable `bar` is not recognized in meta-variable expression - }; -} - -macro_rules! unknown_metavar { - ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } }; - //~^ ERROR unrecognized meta-variable expression - //~| ERROR expected expression -} - -fn main() { - curly__no_rhs_dollar__round!(a, b, c); - curly__no_rhs_dollar__no_round!(a); - curly__rhs_dollar__round!(a, b, c); - curly__rhs_dollar__no_round!(a); - no_curly__no_rhs_dollar__round!(a, b, c); - no_curly__no_rhs_dollar__no_round!(a); - no_curly__rhs_dollar__round!(a, b, c); - no_curly__rhs_dollar__no_round!(a); - //~^ ERROR cannot find value `a` in this scope - - extra_garbage_after_metavar!(a); - metavar_depth_is_not_literal!(a); - metavar_token_without_ident!(a); - metavar_with_literal_suffix!(a); - metavar_without_parens!(a); - open_brackets_without_tokens!(a); - unknown_count_ident!(a); - unknown_ignore_ident!(a); - unknown_metavar!(a); -} |