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Jun 15, 2016
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56 changes: 36 additions & 20 deletions indent/javascript.vim
Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@ let s:line_pre = '^\s*\%(\/\*.*\*\/\s*\)*'
let s:js_keywords = s:line_pre . '\%(break\|import\|export\|catch\|const\|continue\|debugger\|delete\|do\|else\|finally\|for\|function\|if\|in\|instanceof\|let\|new\|return\|switch\|this\|throw\|try\|typeof\|var\|void\|while\|with\)\>\C'
let s:expr_case = s:line_pre . '\%(case\s\+[^\:]*\|default\)\s*:\s*\C'
" Regex of syntax group names that are or delimit string or are comments.
let s:syng_strcom = '\%(string\|regex\|special\|comment\|template\)\c'
let s:syng_strcom = '\%(string\|regex\|special\|doc\|comment\|template\)\c'

" Regex of syntax group names that are strings.
let s:syng_string = 'regex\c'
Expand Down Expand Up @@ -347,22 +347,29 @@ function GetJavascriptIndent()
endif

" If we got a closing bracket on an empty line, find its match and indent
" according to it. For parentheses we indent to its column - 1, for the
" others we indent to the containing line's MSL's level. Return -1 if fail.
let col = matchend(line, s:line_pre . '[]})]')
if col > 0 && !s:IsInStringOrComment(v:lnum, col)
call cursor(v:lnum, col)
let parlnum = s:lookForParens('(\|{\|\[', ')\|}\|\]', 'nbW', 0)
if parlnum > 0
let ind = s:InMultiVarStatement(parlnum, 0, 0) ? indent(parlnum) : indent(s:GetMSL(parlnum, 0))
endif
" according to it.
let col = s:Match(v:lnum, s:line_pre . '[]})]')
if col > 0
let parlnum = v:lnum
while col
call cursor(parlnum, 1)
let parlnum = s:lookForParens('(\|{\|\[', ')\|}\|\]', 'nbW', 0)
let col = s:Match(parlnum, s:line_pre . '[]})]')
if col
continue
end
if parlnum > 0
let ind = s:InMultiVarStatement(parlnum, 0, 0)|| s:LineHasOpeningBrackets(parlnum) !~ '2'
\ ? indent(parlnum) : indent(s:GetMSL(parlnum, 0))
endif
endwhile
return ind
endif


" If line starts with an operator...
if (line =~ s:operator_first)
if (s:Match(lnum, s:operator_first))
if (s:Match(lnum, s:operator_first) || s:Match(lnum, s:line_pre . '[])}]'))
" and so does previous line, don't indent
return indent(lnum)
end
Expand Down Expand Up @@ -421,30 +428,39 @@ function GetJavascriptIndent()
return 0
endif

" foo('foo',
" bar('bar', function() {
" hi();
" })
" );

" function (a, b, c, d,
" e, f, g) {
" console.log('inner');
" }
" If the previous line ended with a block opening, add a level of indent.
if s:Match(lnum, s:block_regex)
return s:InMultiVarStatement(lnum, 0, 0) ? indent(lnum) + s:sw() : indent(s:GetMSL(lnum, 0)) + s:sw()
return s:InMultiVarStatement(lnum, 0, 0) || s:LineHasOpeningBrackets(lnum) !~ '2' ?
\ indent(lnum) + s:sw() : indent(s:GetMSL(lnum, 0)) + s:sw()
endif

" Set up variables for current line.
let line = getline(lnum)
let ind = indent(lnum)
" If the previous line contained an opening bracket, and we are still in it,
" add indent depending on the bracket type.
if s:Match(lnum, '[[({})\]]')
if s:Match(lnum, '\%([[({]\)\|\%([^\t \])}][})\]]\)')
let counts = s:LineHasOpeningBrackets(lnum)
if counts =~ '2'
call cursor(lnum, 1)
" Search for the opening tag
let parlnum = s:lookForParens('(\|{\|\[', ')\|}\|\]', 'nbW', 0)
if parlnum > 0 && !s:InMultiVarStatement(parlnum,0,0)
return indent(s:GetMSL(parlnum, 0))
call cursor(lnum,matchend(s:RemoveTrailingComments(line), '.\+\zs[])}]'))
while s:lookForParens('(\|{\|\[', ')\|}\|\]', 'bW', 0) == lnum
call cursor(lnum, matchend(s:RemoveTrailingComments(strpart(line,0,col('.'))), '.*\zs[])}]'))
endwhile
if line('.') < lnum && !s:InMultiVarStatement(line('.'),0,0)
return indent(s:GetMSL(line('.'), 0))
end
elseif counts =~ '1' || s:Onescope(lnum)
return ind + s:sw()
else
call cursor(v:lnum, vcol)
end
end

Expand Down