let g:python_pep8_indent_multiline_string = 0
endif
-let s:maxoff = 50
+if !exists('g:python_pep8_indent_hang_closing')
+ let g:python_pep8_indent_hang_closing = 0
+endif
+
let s:block_rules = {
\ '^\s*elif\>': ['if', 'elif'],
\ '^\s*except\>': ['try', 'except'],
let s:block_rules_multiple = {
\ '^\s*else\>': ['if', 'elif', 'for', 'try', 'except'],
\ }
-let s:paren_pairs = ['()', '{}', '[]']
+" Pairs to look for when searching for opening parenthesis.
+" The value is the maximum offset in lines.
+let s:paren_pairs = {'()': 50, '[]': 100, '{}': 1000}
+
if &filetype ==# 'pyrex' || &filetype ==# 'cython'
let b:control_statement = '\v^\s*(class|def|if|while|with|for|except|cdef|cpdef)>'
else
" 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") ' .
- \ '=~? "\\vstring|comment|jedi\\S"'
+ \ '=~? "\\vstring|comment|^pythonbytes%(contents)=$|jedi\\S"'
let s:skip_after_opening_paren = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
\ '=~? "\\vcomment|jedi\\S"'
endif
-let s:skip_search = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
- \ '=~? "comment"'
-
" Use 'shiftwidth()' instead of '&sw'.
" (Since Vim patch 7.3.629, 'shiftwidth' can be set to 0 to follow 'tabstop').
if exists('*shiftwidth')
endfunction
endif
-function! s:pair_sort(x, y)
- if a:x[0] == a:y[0]
- return a:x[1] == a:y[1] ? 0 : a:x[1] > a:y[1] ? 1 : -1
- else
- return a:x[0] > a:y[0] ? 1 : -1
- endif
-endfunction
-
" Find backwards the closest open parenthesis/bracket/brace.
-function! s:find_opening_paren(...)
- " optional arguments: line and column (defaults to 1) to search around
- if a:0 > 0
- let view = winsaveview()
- call cursor(a:1, a:0 > 1 ? a:2 : 1)
- let ret = s:find_opening_paren()
- call winrestview(view)
- return ret
+function! s:find_opening_paren(lnum, col)
+ " Return if cursor is in a comment.
+ if synIDattr(synID(a:lnum, a:col, 0), 'name') =~? 'comment'
+ return [0, 0]
endif
- let stopline = max([0, line('.') - s:maxoff])
+ call cursor(a:lnum, a:col)
- " Return if cursor is in a comment.
- exe 'if' s:skip_search '| return [0, 0] | endif'
-
- let positions = []
- for p in s:paren_pairs
- call add(positions, searchpairpos(
- \ '\V'.p[0], '', '\V'.p[1], 'bnW', s:skip_special_chars, stopline))
+ let nearest = [0, 0]
+ for [p, maxoff] in items(s:paren_pairs)
+ let stopline = max([0, line('.') - maxoff, nearest[0]])
+ let next = searchpairpos(
+ \ '\V'.p[0], '', '\V'.p[1], 'bnW', s:skip_special_chars, stopline)
+ if next[0] && (next[0] > nearest[0] || (next[0] == nearest[0] && next[1] > nearest[1]))
+ let nearest = next
+ endif
endfor
-
- " Remove empty matches and return the type with the closest match
- call filter(positions, 'v:val[0]')
- call sort(positions, 's:pair_sort')
-
- return get(positions, -1, [0, 0])
+ return nearest
endfunction
" Find the start of a multi-line statement
if getline(lnum - 1) =~# '\\$'
let lnum = prevnonblank(lnum - 1)
else
- let [paren_lnum, _] = s:find_opening_paren(lnum)
+ let [paren_lnum, _] = s:find_opening_paren(lnum, 1)
if paren_lnum < 1
return lnum
else
" Find possible indent(s) of the block starter that matches the current line.
function! s:find_start_of_block(lnum, types, multiple)
let r = []
- let types = copy(a:types)
let re = '\V\^\s\*\('.join(a:types, '\|').'\)\>'
let lnum = a:lnum
let last_indent = indent(lnum) + 1
while lnum > 0 && last_indent > 0
let indent = indent(lnum)
if indent < last_indent
- for type in types
- let re = '\v^\s*'.type.'>'
- if getline(lnum) =~# re
- if !a:multiple
- return [indent]
- endif
- if index(r, indent) == -1
- let r += [indent]
- endif
- " Remove any handled type, e.g. 'if'.
- call remove(types, index(types, type))
+ if getline(lnum) =~# re
+ if !a:multiple
+ return [indent]
+ endif
+ if index(r, indent) == -1
+ let r += [indent]
endif
- endfor
- let last_indent = indent(lnum)
+ let last_indent = indent
+ endif
endif
let lnum = prevnonblank(lnum - 1)
endwhile
" 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 [paren_lnum, paren_col] = s:find_opening_paren(a:lnum, 1)
if paren_lnum <= 0
return -2
endif
\ s:skip_after_opening_paren, paren_lnum, paren_col+1)
let starts_with_closing_paren = getline(a:lnum) =~# '^\s*[])}]'
+ let hang_closing = get(b:, 'python_pep8_indent_hang_closing',
+ \ get(g:, 'python_pep8_indent_hang_closing', 0))
+
if nothing_after_opening_paren
- if starts_with_closing_paren
+ if starts_with_closing_paren && !hang_closing
let res = base
else
let res = base + s:sw()
" indent further to distinguish the continuation line
" from the next logical line.
if text =~# b:control_statement && res == base + s:sw()
- return base + s:sw() * 2
- else
- return res
+ " But only if not inside parens itself (Flake's E127).
+ let [paren_lnum, _] = s:find_opening_paren(paren_lnum, 1)
+ if paren_lnum <= 0
+ return res + s:sw()
+ endif
endif
+ return res
endfunction
" Match indent of first block of this type.
let empty = getline(a:lnum) =~# '^\s*$'
+ " Current and prev line are empty, next is not -> indent like next.
+ if empty && a:lnum > 1 &&
+ \ (getline(a:lnum - 1) =~# '^\s*$') &&
+ \ !(getline(a:lnum + 1) =~# '^\s*$')
+ return indent(a:lnum + 1)
+ endif
+
" If the previous statement was a stop-execution statement or a pass
if getline(start) =~# s:stop_statement
" Remove one level of indentation if the user hasn't already dedented
return -1
endif
- if !empty && s:is_dedented_already(current, base)
+ if (current || !empty) && s:is_dedented_already(current, base)
return -1
endif
" 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
+ if a:0
+ let cols = type(a:1) != type([]) ? [a:1] : a:1
+ else
+ let cols = range(1, max([1, len(line)]))
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
let prevline = getline(a:lnum-1)
" Multilinestrings: continous, docstring or starting.
- if s:is_python_string(a:lnum-1, len(prevline))
+ if s:is_python_string(a:lnum-1, max([1, len(prevline)]))
\ && (s:is_python_string(a:lnum, 1)
\ || match(line, '^\%("""\|''''''\)') != -1)
endif
if s:is_python_string(a:lnum-1)
- " Previous line is (completely) a string.
- return indent(a:lnum-1)
+ " Previous line is (completely) a string: keep current indent.
+ return -1
endif
if match(prevline, '^\s*\%("""\|''''''\)') != -1