X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/445ce093b0aaaf767b18c052edbe688e82d18480..6f85af5950609898971f01876f57bf35654fe973:/indent/python.vim

diff --git a/indent/python.vim b/indent/python.vim
index 177b8ad..e8f484b 100644
--- a/indent/python.vim
+++ b/indent/python.vim
@@ -3,7 +3,19 @@
 " Maintainer:       Hynek Schlawack <hs@ox.cx>
 " Prev Maintainer:  Eric Mc Sween <em@tomcom.de> (address invalid)
 " Original Author:  David Bustos <bustos@caltech.edu> (address invalid)
-" License:          Public Domain
+" License:          CC0
+"
+" vim-python-pep8-indent - A nicer Python indentation style for vim.
+" Written in 2004 by David Bustos <bustos@caltech.edu>
+" Maintained from 2004-2005 by Eric Mc Sween <em@tomcom.de>
+" Maintained from 2013 by Hynek Schlawack <hs@ox.cx>
+"
+" 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
+" worldwide. This software is distributed without any warranty.
+" You should have received a copy of the CC0 Public Domain Dedication along
+" with this software. If not, see
+" <http://creativecommons.org/publicdomain/zero/1.0/>.
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -16,21 +28,27 @@ 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
 
 let s:maxoff = 50
 let s:block_rules = {
-  \ '^\s*elif\>': ['if', 'elif'],
-  \ '^\s*else\>': ['if', 'elif', 'for', 'try', 'except'],
-  \ '^\s*except\>': ['try', 'except'],
-  \ '^\s*finally\>': ['try', 'except', 'else']
-  \ }
+            \ '^\s*elif\>': ['if', 'elif'],
+            \ '^\s*else\>': ['if', 'elif', 'for', 'try', 'except'],
+            \ '^\s*except\>': ['try', 'except'],
+            \ '^\s*finally\>': ['try', 'except', 'else']
+            \ }
 let s:paren_pairs = ['()', '{}', '[]']
 let s:control_statement = '^\s*\(if\|while\|with\|for\|except\)\>'
 let s:stop_statement = '^\s*\(break\|continue\|raise\|return\|pass\)\>'
 
 " Skip strings and comments
-let s:skip = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
-           \ '=~? "string\\|comment"'
+let s:skip_special_chars = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
+            \ '=~? "string\\|comment"'
+
+let s:skip_search = 'synIDattr(synID(line("."), col("."), 0), "name") ' .
+            \ '=~? "comment"'
 
 " compatibility with vim patch 7.3.629: 'sw' can be set to -1 to follow 'ts'
 if exists('*shiftwidth')
@@ -65,12 +83,12 @@ function! s:find_opening_paren(...)
     let stopline = max([0, line('.') - s:maxoff])
 
     " Return if cursor is in a comment or string
-    exe 'if' s:skip '| return [0, 0] | endif'
+    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, stopline))
+           \ '\V'.p[0], '', '\V'.p[1], 'bnW', s:skip_special_chars, stopline))
     endfor
 
     " Remove empty matches and return the type with the closest match
@@ -179,15 +197,15 @@ function! s:indent_like_previous_line(lnum)
     let text = getline(lnum)
     let start = s:find_start_of_multiline_statement(lnum)
     let base = indent(start)
-    let current = indent(lnum + 1)
+    let current = indent(a:lnum)
 
     " Jump to last character in previous line.
     call cursor(lnum, len(text))
-    let ignore_last_char = eval(s:skip)
+    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)
+      if eval(s:skip_special_chars)
         normal! h
       else
         return base + s:sw()
@@ -218,7 +236,7 @@ function! s:indent_like_previous_line(lnum)
 
     " 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 - indent(a:lnum - 1)
+    let dedent_size = current - base
     if dedent_size < 0 && current % s:sw() == 0
         return -1
     endif