1 files changed, 74 insertions, 0 deletions
diff --git a/runtime/indent/matlab.vim b/runtime/indent/matlab.vim
new file mode 100644
index 000000000..7bccc7c0a
--- /dev/null
+++ b/runtime/indent/matlab.vim
@@ -0,0 +1,74 @@
+" Matlab indent file
+" Language:	Matlab
+" Maintainer:	Christophe Poucet <christophe.poucet@pandora.be>
+" Last Change:	6 January, 2001
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+  finish
+endif
+let b:did_indent = 1
+
+" Some preliminary setting
+setlocal indentkeys=!,o,O=end,=case,=else,=elseif,=otherwise,=catch
+
+
+setlocal indentexpr=GetMatlabIndent(v:lnum)
+
+" Only define the function once.
+if exists("*GetMatlabIndent")
+  finish
+endif
+
+function GetMatlabIndent(lnum)
+  " Give up if this line is explicitly joined.
+  if getline(a:lnum - 1) =~ '\\$'
+    return -1
+  endif
+
+  " Search backwards for the first non-empty line.
+  let plnum = a:lnum - 1
+  while plnum > 0 && getline(plnum) =~ '^\s*$'
+    let plnum = plnum - 1
+  endwhile
+
+  if plnum == 0
+    " This is the first non-empty line, use zero indent.
+    return 0
+  endif
+
+  let curind = indent(plnum)
+
+  " If the current line is a stop-block statement...
+  if getline(v:lnum) =~ '^\s*\(end\|else\|elseif\|case\|otherwise\|catch\)\>'
+    " See if this line does not follow the line right after an openblock
+    if getline(plnum) =~ '^\s*\(for\|if\|else\|elseif\|case\|while\|switch\|try\|otherwise\|catch\)\>'
+    " See if the user has already dedented
+    elseif indent(v:lnum) > curind - &sw
+      " If not, recommend one dedent
+	let curind = curind - &sw
+    else
+      " Otherwise, trust the user
+      return -1
+    endif
+"  endif
+
+  " If the previous line opened a block
+  elseif getline(plnum) =~ '^\s*\(for\|if\|else\|elseif\|case\|while\|switch\|try\|otherwise\|catch\)\>'
+    " See if the user has already indented
+    if indent(v:lnum) < curind + &sw
+      "If not, recommend indent
+      let curind = curind + &sw
+    else
+      " Otherwise, trust the user
+      return -1
+    endif
+  endif
+
+
+
+  " If we got to here, it means that the user takes the standardversion, so we return it
+  return curind
+endfunction
+
+" vim:sw=2