\ '^\s*finally\>': ['try', 'except', 'else']
\ }
let s:paren_pairs = ['()', '{}', '[]']
-let s:control_statement = '^\s*\(if\|while\|with\|for\|except\)\>'
+if &ft == 'pyrex' || &ft == 'cython'
+ let b:control_statement = '\v^\s*(class|def|if|while|with|for|except|cdef|cpdef)>'
+else
+ let b:control_statement = '\v^\s*(class|def|if|while|with|for|except)>'
+endif
let s:stop_statement = '^\s*\(break\|continue\|raise\|return\|pass\)\>'
-" Skip strings and comments
+" Skip strings and comments. Return 1 for chars to skip.
+" jedi* refers to syntax definitions from jedi-vim for call signatures, which
+" are inserted temporarily into the buffer.
let s:skip_special_chars = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
- \ '=~? "string\\|comment"'
+ \ '=~? "\\vstring|comment|jedi\\S"'
+
+let s:skip_after_opening_paren = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
+ \ '=~? "\\vcomment|jedi\\S"'
+
+" Also ignore anything concealed.
+" Wrapper around synconcealed for older Vim (7.3.429, used on Travis CI).
+function! s:is_concealed(line, col)
+ let concealed = synconcealed(a:line, a:col)
+ return len(concealed) && concealed[0]
+endfunction
+if has('conceal')
+ let s:skip_special_chars .= '|| s:is_concealed(line("."), col("."))'
+endif
+
let s:skip_search = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
\ '=~? "comment"'
return 0
endfunction
+" Is "expr" true for every position in "lnum", beginning at "start"?
+" (optionally up to a:1 / 4th argument)
+function! s:match_expr_on_line(expr, lnum, start, ...)
+ let text = getline(a:lnum)
+ let end = a:0 ? a:1 : len(text)
+ if a:start > end
+ return 1
+ endif
+ let save_pos = getpos('.')
+ let r = 1
+ for i in range(a:start, end)
+ call cursor(a:lnum, i)
+ if !(eval(a:expr) || text[i-1] =~ '\s')
+ let r = 0
+ break
+ endif
+ endfor
+ call setpos('.', save_pos)
+ return r
+endfunction
+
" Line up with open parenthesis/bracket/brace.
function! s:indent_like_opening_paren(lnum)
let [paren_lnum, paren_col] = s:find_opening_paren(a:lnum)
let text = getline(paren_lnum)
let base = indent(paren_lnum)
- let nothing_after_opening_paren = text =~ '\%'.(paren_col + 1).'c\s*$'
+ let nothing_after_opening_paren = s:match_expr_on_line(
+ \ s:skip_after_opening_paren, paren_lnum, paren_col+1)
let starts_with_closing_paren = getline(a:lnum) =~ '^\s*[])}]'
if nothing_after_opening_paren
" If this line is the continuation of a control statement
" indent further to distinguish the continuation line
" from the next logical line.
- if text =~# s:control_statement && res == base + s:sw()
+ if text =~# b:control_statement && res == base + s:sw()
return base + s:sw() * 2
else
return res
call cursor(lnum, len(text))
let ignore_last_char = eval(s:skip_special_chars)
- " Search for final colon that is not inside a string or comment.
- while search(':\s*\%(#.*\)\?$', 'bcW', lnum)
- if eval(s:skip_special_chars)
- normal! h
- else
- return base + s:sw()
- endif
+ " Search for final colon that is not inside something to be ignored.
+ while 1
+ let curpos = getpos(".")[2]
+ if curpos == 1 | break | endif
+ if eval(s:skip_special_chars) || text[curpos-1] =~ '\s'
+ normal! h
+ continue
+ elseif text[curpos-1] == ':'
+ return base + s:sw()
+ endif
+ break
endwhile
if text =~ '\\$' && !ignore_last_char
" If this line is the continuation of a control statement
" indent further to distinguish the continuation line
" from the next logical line.
- if getline(start) =~# s:control_statement
+ if getline(start) =~# b:control_statement
return base + s:sw() * 2
endif
return -1
endif
- " If this line is dedented and the number of indent spaces is valid
- " (multiple of the indentation size), trust the user
- let dedent_size = current - base
- if dedent_size < 0 && current % s:sw() == 0
+ if s:is_dedented_already(current, base)
return -1
endif
return base
endfunction
+" If this line is dedented and the number of indent spaces is valid
+" (multiple of the indentation size), trust the user.
+function! s:is_dedented_already(current, base)
+ let dedent_size = a:current - a:base
+ return (dedent_size < 0 && a:current % s:sw() == 0) ? 1 : 0
+endfunction
+
+" Is the syntax at lnum (and optionally cnum) a python string?
+function! s:is_python_string(lnum, ...)
+ let line = getline(a:lnum)
+ let linelen = len(line)
+ if linelen < 1
+ let linelen = 1
+ endif
+ let cols = a:0 ? type(a:1) != type([]) ? [a:1] : a:1 : range(1, linelen)
+ for cnum in cols
+ if match(map(synstack(a:lnum, cnum),
+ \ 'synIDattr(v:val,"name")'), 'python\S*String') == -1
+ return 0
+ end
+ endfor
+ return 1
+endfunction
+
function! GetPythonPEPIndent(lnum)
" First line has indent 0
return 0
endif
+ " Multilinestrings: continous, docstring or starting.
+ if s:is_python_string(a:lnum)
+ if s:is_python_string(a:lnum-1)
+ " Previous line is (completely) a string.
+ return s:indent_like_previous_line(a:lnum)
+ endif
+
+ if match(getline(a:lnum-1), '^\s*\%("""\|''''''\)') != -1
+ " docstring.
+ return s:indent_like_previous_line(a:lnum)
+ endif
+
+ if s:is_python_string(a:lnum-1, len(getline(a:lnum-1)))
+ " String started in previous line.
+ return 0
+ endif
+ endif
+
" Parens: If we can find an open parenthesis/bracket/brace, line up with it.
let indent = s:indent_like_opening_paren(a:lnum)
if indent >= -1