Add g:python_pep8_indent_searchpair_timeout

[etc/vim.git] / indent / python.vim

diff --git a/indent/python.vim b/indent/python.vim
index cd44fbacd35655aeaa6635e409cce74724d7054f..b0381031facd0b97cf8fa502c168c4d26731d850 100644 (file)
--- a/indent/python.vim
+++ b/indent/python.vim
@@ -38,6 +38,15 @@ if !exists('g:python_pep8_indent_hang_closing')
     let g:python_pep8_indent_hang_closing = 0
 endif
 
+" TODO: check required patch for timeout argument, likely lower than 7.3.429 though.
+if !exists('g:python_pep8_indent_searchpair_timeout')
+    if has('patch-8.0.1483')
+        let g:python_pep8_indent_searchpair_timeout = 150
+    else
+        let g:python_pep8_indent_searchpair_timeout = 0
+    endif
+endif
+
 let s:block_rules = {
             \ '^\s*elif\>': ['if', 'elif'],
             \ '^\s*except\>': ['try', 'except'],
@@ -61,7 +70,7 @@ let s:stop_statement = '^\s*\(break\|continue\|raise\|return\|pass\)\>'
 " 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"'
@@ -110,7 +119,7 @@ function! s:find_opening_paren(...)
     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)
+           \ '\V'.p[0], '', '\V'.p[1], 'bnW', s:skip_special_chars, stopline, g:python_pep8_indent_searchpair_timeout)
         if next[0] && (next[0] > nearest[0] || (next[0] == nearest[0] && next[1] > nearest[1]))
             let nearest = next
         endif
@@ -138,27 +147,21 @@ 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
-            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
@@ -337,11 +340,11 @@ 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
+    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
@@ -361,7 +364,7 @@ function! GetPythonPEPIndent(lnum)
     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)
 
@@ -370,7 +373,7 @@ function! GetPythonPEPIndent(lnum)
         if match_quotes != -1
             " closing multiline string
             let quotes = line[match_quotes:(match_quotes+2)]
-            let pairpos = searchpairpos(quotes, '', quotes, 'b')
+            let pairpos = searchpairpos(quotes, '', quotes, 'b', 1, g:python_pep8_indent_searchpair_timeout)
             if pairpos[0] != 0
                 return indent(pairpos[0])
             else
@@ -379,8 +382,8 @@ function! GetPythonPEPIndent(lnum)
         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