tests: use Vim v8.1.0129 to work around Vim bug

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

diff --git a/indent/python.vim b/indent/python.vim
index 19b649e4f7bbfb35fa09de2f92fb1418f0c5c538..b863370303060ce4c5927435b721439332bb6886 100644 (file)
--- a/indent/python.vim
+++ b/indent/python.vim
@@ -34,7 +34,10 @@ if !exists('g:python_pep8_indent_multiline_string')
     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'],
@@ -43,7 +46,10 @@ let s:block_rules = {
 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
@@ -105,22 +111,19 @@ function! s:find_opening_paren(...)
         return ret
     endif
 
-    let stopline = max([0, line('.') - s:maxoff])
-
     " 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
@@ -204,8 +207,11 @@ function! s:indent_like_opening_paren(lnum)
                 \ 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()
@@ -219,10 +225,13 @@ function! s:indent_like_opening_paren(lnum)
     " 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)
+        if paren_lnum <= 0
+            return res + s:sw()
+        endif
     endif
+    return res
 endfunction
 
 " Match indent of first block of this type.
@@ -301,6 +310,13 @@ function! s:indent_like_previous_line(lnum)
 
     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