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if exists('g:polyglot_disabled') && (index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
finish
endif
if exists('*shiftwidth')
function! s:sw()
return shiftwidth()
endfunction
else
function! s:sw()
return &sw
endfunction
endif
" Get the syntax group of start of line
function! s:syn_sol(lnum)
let line = getline(a:lnum)
let sol = matchstr(line, '^\s*')
return map(synstack(a:lnum, len(sol) + 1), 'synIDattr(v:val, "name")')
endfunction
" Get the syntax group of end of line
function! s:syn_eol(lnum)
let lnum = prevnonblank(a:lnum)
let col = strlen(getline(lnum))
return map(synstack(lnum, col), 'synIDattr(v:val, "name")')
endfunction
function! s:prev_indent(lnum)
let lnum = prevnonblank(a:lnum - 1)
return indent(lnum)
endfunction
function! s:prev_line(lnum)
let lnum = prevnonblank(a:lnum - 1)
return substitute(getline(lnum), '^\s*\|\s*$', '', 'g')
endfunction
function! s:syn_attr_jsx(synattr)
return a:synattr =~? "^jsx"
endfunction
function! s:syn_xmlish(syns)
return s:syn_attr_jsx(get(a:syns, -1))
endfunction
function! s:syn_jsx_element(syns)
return get(a:syns, -1) =~? 'jsxElement'
endfunction
function! s:syn_js_comment(syns)
return get(a:syns, -1) =~? 'Comment$'
endfunction
function! s:syn_jsx_escapejs(syns)
return get(a:syns, -1) =~? '\(\(js\(Template\)\?\|javaScript\(Embed\)\?\|typescript\)Braces\|javascriptTemplateSB\|typescriptInterpolationDelimiter\)' &&
\ (get(a:syns, -2) =~? 'jsxEscapeJs' ||
\ get(a:syns, -3) =~? 'jsxEscapeJs')
endfunction
function! s:syn_jsx_attrib(syns)
return len(filter(copy(a:syns), 'v:val =~? "jsxAttrib"'))
endfunction
let s:start_tag = '<\s*\([-:_\.\$0-9A-Za-z]\+\|>\)'
" match `/end_tag>` and `//>`
let s:end_tag = '/\%(\s*[-:_\.\$0-9A-Za-z]*\s*\|/\)>'
let s:opfirst = '^' . get(g:,'javascript_opfirst',
\ '\C\%([<>=,.?^%|/&]\|\([-:+]\)\1\@!\|\*\+\|!=\|in\%(stanceof\)\=\>\)')
function! jsx_pretty#indent#get(js_indent)
let lnum = v:lnum
let line = substitute(getline(lnum), '^\s*\|\s*$', '', 'g')
let current_syn = s:syn_sol(lnum)
let current_syn_eol = s:syn_eol(lnum)
let prev_line_num = prevnonblank(lnum - 1)
let prev_syn_sol = s:syn_sol(prev_line_num)
let prev_syn_eol = s:syn_eol(prev_line_num)
let prev_line = s:prev_line(lnum)
let prev_ind = s:prev_indent(lnum)
if s:syn_xmlish(current_syn)
if !s:syn_xmlish(prev_syn_sol)
\ && !s:syn_jsx_escapejs(prev_syn_sol)
\ && !s:syn_jsx_escapejs(prev_syn_eol)
\ && !s:syn_js_comment(prev_syn_sol)
if line =~ '^/\s*>' || line =~ '^<\s*' . s:end_tag
return prev_ind
else
return prev_ind + s:sw()
endif
elseif !s:syn_xmlish(prev_syn_sol) && !s:syn_js_comment(prev_syn_sol) && s:syn_jsx_attrib(current_syn)
" For #79
return prev_ind + s:sw()
" {
" <div></div>
" ##} <--
elseif s:syn_jsx_element(current_syn) && line =~ '}$'
let pair_line = searchpair('{', '', '}', 'b')
return indent(pair_line)
elseif line =~ '^-->$'
if prev_line =~ '^<!--'
return prev_ind
else
return prev_ind - s:sw()
endif
elseif prev_line =~ '-->$'
return prev_ind
" close tag </tag> or /> including </>
elseif prev_line =~ s:end_tag . '$'
if line =~ '^<\s*' . s:end_tag
return prev_ind - s:sw()
elseif s:syn_jsx_attrib(prev_syn_sol)
return prev_ind - s:sw()
else
return prev_ind
endif
elseif line =~ '^\(>\|/\s*>\)'
if prev_line =~ '^<'
return prev_ind
else
return prev_ind - s:sw()
endif
elseif prev_line =~ '^\(<\|>\)' &&
\ (s:syn_xmlish(prev_syn_eol) || s:syn_js_comment(prev_syn_eol))
if line =~ '^<\s*' . s:end_tag
return prev_ind
else
return prev_ind + s:sw()
endif
elseif line =~ '^<\s*' . s:end_tag
if !s:syn_xmlish(prev_syn_sol)
if s:syn_jsx_escapejs(prev_syn_eol)
\ || s:syn_jsx_escapejs(prev_syn_sol)
return prev_ind - s:sw()
else
return prev_ind
endif
elseif prev_line =~ '^\<return'
return prev_ind
else
return prev_ind - s:sw()
endif
elseif !s:syn_xmlish(prev_syn_eol)
if prev_line =~ '\(&&\|||\|=>\|[([{]\|`\)$'
" <div>
" {
" }
" </div>
if line =~ '^[)\]}]'
return prev_ind
else
return prev_ind + s:sw()
endif
else
return prev_ind
endif
else
return prev_ind
endif
elseif s:syn_jsx_escapejs(current_syn)
if line =~ '^}'
let char = getline('.')[col('.') - 1]
" When pressing enter after the }, keep the indent
if char != '}' && search('}', 'b', lnum)
return indent(lnum)
else
let pair_line = searchpair('{', '', '}', 'bW')
return indent(pair_line)
endif
elseif line =~ '^{' || line =~ '^\${'
if s:syn_jsx_escapejs(prev_syn_eol)
\ || s:syn_jsx_attrib(prev_syn_sol)
return prev_ind
elseif s:syn_xmlish(prev_syn_eol) && (prev_line =~ s:end_tag || prev_line =~ '-->$')
return prev_ind
else
return prev_ind + s:sw()
endif
endif
elseif line =~ '^`' && s:syn_jsx_escapejs(current_syn_eol)
" For `} of template syntax
let pair_line = searchpair('{', '', '}', 'bW')
return indent(pair_line)
elseif line =~ '^/[/*]' " js comment in jsx tag
if get(prev_syn_sol, -1) =~ 'Punct'
return prev_ind + s:sw()
elseif synIDattr(synID(lnum - 1, 1, 1), 'name') =~ 'jsxTag'
return prev_ind
else
return a:js_indent()
endif
else
let ind = a:js_indent()
" Issue #68
" return (<div>
" |<div>)
if (line =~ '^/\s*>' || line =~ '^<\s*' . s:end_tag)
\ && !s:syn_xmlish(prev_syn_sol)
return prev_ind
endif
" If current syntax is not a jsx syntax group
if s:syn_xmlish(prev_syn_eol) && line !~ '^[)\]}]'
let sol = matchstr(line, s:opfirst)
if sol is ''
" Fix javascript continue indent
return ind - s:sw()
else
return ind
endif
endif
return ind
endif
endfunction
|
