re-integrate runtime/ vim-patch:0 #938

Vim runtime files based on 7.4.384 / hg changeset 7090d7f160f7

Excluding:
  Amiga icons (*.info, icons/)
  doc/hangulin.txt
  tutor/
  spell/
  lang/ (only used for menu translations)
  macros/maze/, macros/hanoi/, macros/life/, macros/urm/
      These were used to test vi compatibility.
  termcap
      "Demonstration of a termcap file (for the Amiga and Archimedes)"

Helped-by: Rich Wareham <rjw57@cam.ac.uk>
Helped-by: John <john.schmidt.h@gmail.com>
Helped-by: Yann <yann@yann-salaun.com>
Helped-by: Christophe Badoit <c.badoit@lesiteimmo.com>
Helped-by: drasill <github@tof2k.com>
Helped-by: Tae Sandoval Murgan <taecilla@gmail.com>
Helped-by: Lowe Thiderman <lowe.thiderman@gmail.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/runtime/indent/tcl.vim b/runtime/indent/tcl.vim
new file mode 100644
index 0000000000..a92f57d67d
--- /dev/null
+++ b/runtime/indent/tcl.vim
@@ -0,0 +1,75 @@
+" Vim indent file
+" Language:	    Tcl
+" Maintainer:	    Nikolai Weibull <now@bitwi.se>
+" Latest Revision:  2006-12-20
+
+if exists("b:did_indent")
+  finish
+endif
+let b:did_indent = 1
+
+setlocal indentexpr=GetTclIndent()
+setlocal indentkeys=0{,0},!^F,o,O,0]
+setlocal nosmartindent
+
+if exists("*GetTclIndent")
+  finish
+endif
+
+function s:prevnonblanknoncomment(lnum)
+  let lnum = prevnonblank(a:lnum)
+  while lnum > 0
+    let line = getline(lnum)
+    if line !~ '^\s*\(#\|$\)'
+      break
+    endif
+    let lnum = prevnonblank(lnum - 1)
+  endwhile
+  return lnum
+endfunction
+
+function s:count_braces(lnum, count_open)
+  let n_open = 0
+  let n_close = 0
+  let line = getline(a:lnum)
+  let pattern = '[{}]'
+  let i = match(line, pattern)
+  while i != -1
+    if synIDattr(synID(a:lnum, i + 1, 0), 'name') !~ 'tcl\%(Comment\|String\)'
+      if line[i] == '{'
+        let n_open += 1
+      elseif line[i] == '}'
+        if n_open > 0
+          let n_open -= 1
+        else
+          let n_close += 1
+        endif
+      endif
+    endif
+    let i = match(line, pattern, i + 1)
+  endwhile
+  return a:count_open ? n_open : n_close
+endfunction
+
+function GetTclIndent()
+  let line = getline(v:lnum)
+  if line =~ '^\s*\*'
+    return cindent(v:lnum)
+  elseif line =~ '^\s*}'
+    return indent(v:lnum) - &sw
+  endif
+
+  let pnum = s:prevnonblanknoncomment(v:lnum - 1)
+  if pnum == 0
+    return 0
+  endif
+
+  let ind = indent(pnum) + s:count_braces(pnum, 1) * &sw
+
+  let pline = getline(pnum)
+  if pline =~ '}\s*$'
+    let ind -= (s:count_braces(pnum, 0) - (pline =~ '^\s*}' ? 1 : 0)) * &sw
+  endif
+
+  return ind
+endfunction