summaryrefslogtreecommitdiff
path: root/runtime/indent/readline.vim
diff options
context:
space:
mode:
Diffstat (limited to 'runtime/indent/readline.vim')
-rw-r--r--runtime/indent/readline.vim48
1 files changed, 48 insertions, 0 deletions
diff --git a/runtime/indent/readline.vim b/runtime/indent/readline.vim
new file mode 100644
index 000000000..b2640f1f2
--- /dev/null
+++ b/runtime/indent/readline.vim
@@ -0,0 +1,48 @@
+" Vim indent file
+" Language: readline configuration file
+" Maintainer: Nikolai Weibull <source@pcppopper.org>
+" URL: http://www.pcppopper.org/vim/indent/pcp/readline/
+" Latest Revision: 2004-04-25
+" arch-tag: ee681235-3abf-4a42-8587-edabd409a980
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+ finish
+endif
+
+let b:did_indent = 1
+
+setlocal indentexpr=GetReadlineIndent()
+setlocal indentkeys=!^F,o,O,=$else,=$endif
+
+" Only define the function once.
+if exists("*GetReadlineIndent")
+ finish
+endif
+
+function GetReadlineIndent()
+ let lnum = prevnonblank(v:lnum - 1)
+
+ if lnum == 0
+ return 0
+ endif
+
+ let line = getline(lnum)
+ let ind = indent(lnum)
+
+ " increase indent if previous line started with $if or $else
+ if line =~ '^\s*$\(if\|else\)\>'
+ let ind = ind + &sw
+ endif
+
+ let line = getline(v:lnum)
+
+ " decrease indent if this line starts with $else or $endif
+ if line =~ '^\s*$\(else\|endif\)\>'
+ let ind = ind - &sw
+ endif
+
+ return ind
+endfunction
+
+" vim: set sts=2 sw=2: