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-rw-r--r--runtime/indent/eruby.vim111
1 files changed, 111 insertions, 0 deletions
diff --git a/runtime/indent/eruby.vim b/runtime/indent/eruby.vim
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+++ b/runtime/indent/eruby.vim
@@ -0,0 +1,111 @@
+" Vim indent file
+" Language: eRuby
+" Maintainer: Tim Pope <vimNOSPAM@tpope.org>
+" URL: https://github.com/vim-ruby/vim-ruby
+" Release Coordinator: Doug Kearns <dougkearns@gmail.com>
+" Last Change: 2019 Jan 06
+
+if exists("b:did_indent")
+ finish
+endif
+
+runtime! indent/ruby.vim
+unlet! b:did_indent
+setlocal indentexpr=
+
+if exists("b:eruby_subtype") && b:eruby_subtype != '' && b:eruby_subtype !=# 'eruby'
+ exe "runtime! indent/".b:eruby_subtype.".vim"
+else
+ runtime! indent/html.vim
+endif
+unlet! b:did_indent
+
+" Force HTML indent to not keep state.
+let b:html_indent_usestate = 0
+
+if &l:indentexpr == ''
+ if &l:cindent
+ let &l:indentexpr = 'cindent(v:lnum)'
+ else
+ let &l:indentexpr = 'indent(prevnonblank(v:lnum-1))'
+ endif
+endif
+let b:eruby_subtype_indentexpr = &l:indentexpr
+
+let b:did_indent = 1
+
+setlocal indentexpr=GetErubyIndent()
+setlocal indentkeys=o,O,*<Return>,<>>,{,},0),0],o,O,!^F,=end,=else,=elsif,=rescue,=ensure,=when
+
+" Only define the function once.
+if exists("*GetErubyIndent")
+ finish
+endif
+
+" this file uses line continuations
+let s:cpo_sav = &cpo
+set cpo&vim
+
+function! GetErubyIndent(...)
+ " The value of a single shift-width
+ if exists('*shiftwidth')
+ let sw = shiftwidth()
+ else
+ let sw = &sw
+ endif
+
+ if a:0 && a:1 == '.'
+ let v:lnum = line('.')
+ elseif a:0 && a:1 =~ '^\d'
+ let v:lnum = a:1
+ endif
+ let vcol = col('.')
+ call cursor(v:lnum,1)
+ let inruby = searchpair('<%','','%>','W')
+ call cursor(v:lnum,vcol)
+ if inruby && getline(v:lnum) !~ '^<%\|^\s*[-=]\=%>'
+ let ind = GetRubyIndent(v:lnum)
+ else
+ exe "let ind = ".b:eruby_subtype_indentexpr
+
+ " Workaround for Andy Wokula's HTML indent. This should be removed after
+ " some time, since the newest version is fixed in a different way.
+ if b:eruby_subtype_indentexpr =~# '^HtmlIndent('
+ \ && exists('b:indent')
+ \ && type(b:indent) == type({})
+ \ && has_key(b:indent, 'lnum')
+ " Force HTML indent to not keep state
+ let b:indent.lnum = -1
+ endif
+ endif
+ let lnum = prevnonblank(v:lnum-1)
+ let line = getline(lnum)
+ let cline = getline(v:lnum)
+ if cline =~# '^\s*<%[-=]\=\s*\%(}\|end\|else\|\%(ensure\|rescue\|elsif\|when\).\{-\}\)\s*\%([-=]\=%>\|$\)'
+ let ind = ind - sw
+ endif
+ if line =~# '\S\s*<%[-=]\=\s*\%(}\|end\).\{-\}\s*\%([-=]\=%>\|$\)'
+ let ind = ind - sw
+ endif
+ if line =~# '\%({\|\<do\)\%(\s*|[^|]*|\)\=\s*[-=]\=%>'
+ let ind = ind + sw
+ elseif line =~# '<%[-=]\=\s*\%(module\|class\|def\|if\|for\|while\|until\|else\|elsif\|case\|when\|unless\|begin\|ensure\|rescue\)\>.*%>'
+ let ind = ind + sw
+ endif
+ if line =~# '^\s*<%[=#-]\=\s*$' && cline !~# '^\s*end\>'
+ let ind = ind + sw
+ endif
+ if line !~# '^\s*<%' && line =~# '%>\s*$' && line !~# '^\s*end\>'
+ \ && synID(v:lnum, match(cline, '\S') + 1, 1) != hlID('htmlEndTag')
+ let ind = ind - sw
+ endif
+ if cline =~# '^\s*[-=]\=%>\s*$'
+ let ind = ind - sw
+ endif
+ return ind
+endfunction
+
+let &cpo = s:cpo_sav
+unlet! s:cpo_sav
+
+" vim:set sw=2 sts=2 ts=8 noet: