From f211f02d1e53dbb4eada17e999eba81bccaf1fb2 Mon Sep 17 00:00:00 2001
From: Adam Stankiewicz <sheerun@sher.pl>
Date: Thu, 9 Jan 2014 11:59:09 +0100
Subject: Update

---
 indent/ruby.vim | 36 ++++++++++++++++++++++++++++--------
 1 file changed, 28 insertions(+), 8 deletions(-)

(limited to 'indent/ruby.vim')

diff --git a/indent/ruby.vim b/indent/ruby.vim
index 89a430c4..2a571bd2 100644
--- a/indent/ruby.vim
+++ b/indent/ruby.vim
@@ -22,7 +22,7 @@ setlocal nosmartindent
 
 " Now, set up our indentation expression and keys that trigger it.
 setlocal indentexpr=GetRubyIndent(v:lnum)
-setlocal indentkeys=0{,0},0),0],!^F,o,O,e,:
+setlocal indentkeys=0{,0},0),0],!^F,o,O,e,:,.
 setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue,==begin,==end
 setlocal indentkeys+==private,=protected,=public
 
@@ -55,9 +55,10 @@ let s:skip_expr =
       \ "synIDattr(synID(line('.'),col('.'),1),'name') =~ '".s:syng_strcom."'"
 
 " Regex used for words that, at the start of a line, add a level of indent.
-let s:ruby_indent_keywords = '^\s*\zs\<\%(module\|class\|def\|if\|for' .
-      \ '\|while\|until\|else\|elsif\|case\|when\|unless\|begin\|ensure' .
-      \ '\|rescue\):\@!\>' .
+let s:ruby_indent_keywords =
+      \ '^\s*\zs\<\%(module\|class\|if\|for' .
+      \   '\|while\|until\|else\|elsif\|case\|when\|unless\|begin\|ensure\|rescue' .
+      \   '\|\%(public\|protected\|private\)\=\s*def\):\@!\>' .
       \ '\|\%([=,*/%+-]\|<<\|>>\|:\s\)\s*\zs' .
       \    '\<\%(if\|for\|while\|until\|case\|unless\|begin\):\@!\>'
 
@@ -70,7 +71,8 @@ let s:ruby_deindent_keywords =
 " TODO: the do here should be restricted somewhat (only at end of line)?
 let s:end_start_regex =
       \ '\C\%(^\s*\|[=,*/%+\-|;{]\|<<\|>>\|:\s\)\s*\zs' .
-      \ '\<\%(module\|class\|def\|if\|for\|while\|until\|case\|unless\|begin\):\@!\>' .
+      \ '\<\%(module\|class\|if\|for\|while\|until\|case\|unless\|begin' .
+      \   '\|\%(public\|protected\|private\)\=\s*def\):\@!\>' .
       \ '\|\%(^\|[^.:@$]\)\@<=\<do:\@!\>'
 
 " Regex that defines the middle-match for the 'end' keyword.
@@ -99,10 +101,10 @@ let s:bracket_continuation_regex = '%\@<!\%([({[]\)\s*\%(#.*\)\=$'
 let s:splat_regex = '[[,(]\s*\*\s*\%(#.*\)\=$'
 
 " Regex that describes all indent access modifiers
-let s:access_modifier_regex = '\C^\s*\%(private\|public\|protected\)\s*\%(#.*\)\=$'
+let s:access_modifier_regex = '\C^\s*\%(public\|protected\|private\)\s*\%(#.*\)\=$'
 
 " Regex that describes the indent access modifiers (excludes public)
-let s:indent_access_modifier_regex = '\C^\s*\%(private\|protected\)\s*\%(#.*\)\=$'
+let s:indent_access_modifier_regex = '\C^\s*\%(protected\|private\)\s*\%(#.*\)\=$'
 
 " Regex that defines blocks.
 "
@@ -118,6 +120,9 @@ let s:block_regex =
 
 let s:block_continuation_regex = '^\s*[^])}\t ].*'.s:block_regex
 
+" Regex that describes a leading operator (only a method call's dot for now)
+let s:leading_operator_regex = '^\s*[.]'
+
 " 2. Auxiliary Functions {{{1
 " ======================
 
@@ -177,7 +182,11 @@ function s:GetMSL(lnum)
     " Otherwise, terminate search as we have found our MSL already.
     let line = getline(lnum)
 
-    if s:Match(lnum, s:splat_regex)
+    if s:Match(msl, s:leading_operator_regex)
+      " If the current line starts with a leading operator, keep its indent
+      " and keep looking for an MSL.
+      let msl = lnum
+    elseif s:Match(lnum, s:splat_regex)
       " If the above line looks like the "*" of a splat, use the current one's
       " indentation.
       "
@@ -440,6 +449,11 @@ function GetRubyIndent(...)
     return 0
   endif
 
+  " If the current line starts with a leading operator, add a level of indent.
+  if s:Match(clnum, s:leading_operator_regex)
+    return indent(s:GetMSL(clnum)) + &sw
+  endif
+
   " 3.3. Work on the previous line. {{{2
   " -------------------------------
 
@@ -479,6 +493,12 @@ function GetRubyIndent(...)
     return indent(s:GetMSL(lnum)) + &sw
   endif
 
+  " If the previous line started with a leading operator, use its MSL's level
+  " of indent
+  if s:Match(lnum, s:leading_operator_regex)
+    return indent(s:GetMSL(lnum))
+  endif
+
   " If the previous line ended with the "*" of a splat, add a level of indent
   if line =~ s:splat_regex
     return indent(lnum) + &sw
-- 
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