X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/10228215c76da4004b5ac4b60cfdf94682ea6e22..720eb2b9821a4147dbd124ff595e36fa2b9b45b2:/indent/python.vim?ds=sidebyside diff --git a/indent/python.vim b/indent/python.vim index 6bf45a8..347e60d 100644 --- a/indent/python.vim +++ b/indent/python.vim @@ -1,6 +1,7 @@ " PEP8 compatible Python indent file " Language: Python -" Maintainer: Hynek Schlawack +" Maintainer: Daniel Hahler +" Prev Maintainer: Hynek Schlawack " Prev Maintainer: Eric Mc Sween (address invalid) " Original Author: David Bustos (address invalid) " License: CC0 @@ -9,6 +10,7 @@ " Written in 2004 by David Bustos " Maintained from 2004-2005 by Eric Mc Sween " Maintained from 2013 by Hynek Schlawack +" Maintained from 2017 by Daniel Hahler " " To the extent possible under law, the author(s) have dedicated all copyright " and related and neighboring rights to this software to the public domain @@ -18,19 +20,15 @@ " . " Only load this indent file when no other was loaded. -if exists("b:did_indent") +if exists('b:did_indent') finish endif let b:did_indent = 1 -setlocal expandtab setlocal nolisp setlocal autoindent setlocal indentexpr=GetPythonPEPIndent(v:lnum) setlocal indentkeys=!^F,o,O,<:>,0),0],0},=elif,=except -setlocal tabstop=4 -setlocal softtabstop=4 -setlocal shiftwidth=4 if !exists('g:python_pep8_indent_multiline_string') let g:python_pep8_indent_multiline_string = 0 @@ -46,7 +44,7 @@ let s:block_rules_multiple = { \ '^\s*else\>': ['if', 'elif', 'for', 'try', 'except'], \ } let s:paren_pairs = ['()', '{}', '[]'] -if &ft == 'pyrex' || &ft == 'cython' +if &filetype ==# 'pyrex' || &filetype ==# '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)>' @@ -84,7 +82,7 @@ if exists('*shiftwidth') endfunction else function! s:sw() - return &sw + return &shiftwidth endfunction endif @@ -129,7 +127,7 @@ endfunction function! s:find_start_of_multiline_statement(lnum) let lnum = a:lnum while lnum > 0 - if getline(lnum - 1) =~ '\\$' + if getline(lnum - 1) =~# '\\$' let lnum = prevnonblank(lnum - 1) else let [paren_lnum, _] = s:find_opening_paren(lnum) @@ -145,20 +143,26 @@ endfunction " 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 - if getline(lnum) =~# re - if !a:multiple - return [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)) endif - if !len(r) || index(r, indent) == -1 - let r += [indent] - endif - endif + endfor let last_indent = indent(lnum) endif let lnum = prevnonblank(lnum - 1) @@ -178,7 +182,7 @@ function! s:match_expr_on_line(expr, lnum, start, ...) let r = 1 for i in range(a:start, end) call cursor(a:lnum, i) - if !(eval(a:expr) || text[i-1] =~ '\s') + if !(eval(a:expr) || text[i-1] =~# '\s') let r = 0 break endif @@ -198,7 +202,7 @@ function! s:indent_like_opening_paren(lnum) 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*[])}]' + let starts_with_closing_paren = getline(a:lnum) =~# '^\s*[])}]' if nothing_after_opening_paren if starts_with_closing_paren @@ -239,14 +243,15 @@ function! s:indent_like_block(lnum) if len(indents) == 1 return indents[0] endif + " Multiple valid indents, e.g. for 'else' with both try and if. let indent = indent(a:lnum) - for possible_indent in indents - if indent == possible_indent - return indent - endif - endfor - return -2 + if index(indents, indent) != -1 + " The indent is valid, keep it. + return indent + endif + " Fallback to the first/nearest one. + return indents[0] endfor endfor return -2 @@ -271,18 +276,18 @@ function! s:indent_like_previous_line(lnum) " Search for final colon that is not inside something to be ignored. while 1 - let curpos = getpos(".")[2] + let curpos = getpos('.')[2] if curpos == 1 | break | endif - if eval(s:skip_special_chars) || text[curpos-1] =~ '\s' + if eval(s:skip_special_chars) || text[curpos-1] =~# '\s' normal! h continue - elseif text[curpos-1] == ':' + elseif text[curpos-1] ==# ':' return base + s:sw() endif break endwhile - if text =~ '\\$' && !ignore_last_char + 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. @@ -294,17 +299,26 @@ function! s:indent_like_previous_line(lnum) return base + s:sw() endif + 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 - if indent(a:lnum) > base - s:sw() + if empty || current > base - s:sw() return base - s:sw() endif " Otherwise, trust the user return -1 endif - if s:is_dedented_already(current, base) + if !empty && s:is_dedented_already(current, base) return -1 endif @@ -329,7 +343,7 @@ function! s:is_python_string(lnum, ...) 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 + \ "synIDattr(v:val, 'name')"), 'python\S*String') == -1 return 0 end endfor @@ -342,12 +356,25 @@ function! GetPythonPEPIndent(lnum) return 0 endif + let line = getline(a:lnum) + let prevline = getline(a:lnum-1) + " Multilinestrings: continous, docstring or starting. - if s:is_python_string(a:lnum, 1) - \ && s:is_python_string(a:lnum-1, len(getline(a:lnum-1))) - " Keep existing indent. - if match(getline(a:lnum), '\v^\s*\S') != -1 - return -1 + if s:is_python_string(a:lnum-1, len(prevline)) + \ && (s:is_python_string(a:lnum, 1) + \ || match(line, '^\%("""\|''''''\)') != -1) + + " Indent closing quotes as the line with the opening ones. + let match_quotes = match(line, '^\s*\zs\%("""\|''''''\)') + if match_quotes != -1 + " closing multiline string + let quotes = line[match_quotes:(match_quotes+2)] + let pairpos = searchpairpos(quotes, '', quotes, 'b') + if pairpos[0] != 0 + return indent(pairpos[0]) + else + " TODO: test to cover this! + endif endif if s:is_python_string(a:lnum-1) @@ -355,21 +382,35 @@ function! GetPythonPEPIndent(lnum) return indent(a:lnum-1) endif - if match(getline(a:lnum-1), '^\s*\%("""\|''''''\)') != -1 + if match(prevline, '^\s*\%("""\|''''''\)') != -1 " docstring. return indent(a:lnum-1) endif let indent_multi = get(b:, 'python_pep8_indent_multiline_string', \ get(g:, 'python_pep8_indent_multiline_string', 0)) + if match(prevline, '\v%("""|'''''')$') != -1 + " Opening multiline string, started in previous line. + if (&autoindent && indent(a:lnum) == indent(a:lnum-1)) + \ || match(line, '\v^\s+$') != -1 + " with empty line or to split up 'foo("""bar' into + " 'foo("""' and 'bar'. + if indent_multi == -2 + return indent(a:lnum-1) + s:sw() + endif + return indent_multi + endif + endif + + " Keep existing indent. + if match(line, '\v^\s*\S') != -1 + return -1 + endif + if indent_multi != -2 return indent_multi endif - if match(getline(a:lnum-1), '\v%("""|'''''')$') != -1 - " Opening multiline string, started in previous line. - return indent(a:lnum-1) + s:sw() - endif return s:indent_like_opening_paren(a:lnum) endif