ledger.vim: split into multiple files

for better extendability

contrib/vim/ftplugin/ledger.vim

@@ -1,27 +1,26 @@
-" Vim syntax file
+" Vimwiki filetype plugin file
 " filetype: ledger
 " Version: 0.1.0
 " by Johann Klähn; Use according to the terms of the GPL>=2.
-" by Stefan Karrmann; Use according to the terms of the GPL>=2.
-" by Wolfgang Oertl; Use according to the terms of the GPL>=2.
-" Revision history
-"  2009-06-12  J. Klähn: Use all available columns for foldtext
-"  2009-03-25  J. Klähn: Allow Metadata
-"              in transactions and postings (Ledger 3.0)
-"              Also fixed alignment for multi-byte-characters
-"  2009-01-28  S.Karrmann: minor fixes
-"  2009-01-27  third version by S.Karrmann.
-"              better extraction of the amount of the posting
-"              decimal separator can be one of '.' and ','.
-"  2005-02-05  first version (partly copied from ledger.vim 0.0.1)
 " vim:ts=2:sw=2:sts=2:foldmethod=marker
 
-if version < 600
+if exists("b:did_ftplugin")
-  syntax clear
-elseif exists("b:current_sytax")
   finish
 endif
 
+let b:did_ftplugin = 1
+
+let b:undo_ftplugin = "setlocal ".
+                    \ "foldmethod< foldtext< ".
+                    \ "include< comments< "
+
+" don't fill fold lines --> cleaner look
+setl fillchars="fold: "
+setl foldtext=LedgerFoldText()
+setl foldmethod=syntax
+setl include=^!include
+setl comments=b:;
+
 " You can set a maximal number of columns the fold text (excluding amount)
 " will use by overriding g:ledger_maxwidth in your .vimrc.
 " When maxwidth is zero, the amount will be displayed at the far right side
@@ -29,38 +28,6 @@ endif
 if !exists('g:ledger_maxwidth')
   let g:ledger_maxwidth = 0
 endif
- 
-" for debugging
-syntax clear
- 
-" region: a transaction containing postings
-syn region transNorm start=/^\d/ skip=/^\s/ end=/^/
-    \ fold keepend transparent contains=transDate, Metadata
-syn match transDate /^\d\S\+/ contained
-syn match Metadata /^\s\+;.*/ contained
-syn match Comment /^;.*$/
-
-highlight default link Comment SpecialKey
-highlight default link Metadata SpecialKey
-highlight default link transDate Question
- 
-function! s:multibyte_strlen(text) "{{{
-   return strlen(substitute(a:text, ".", "x", "g"))
-endf "}}}
-
-function s:get_columns(win) "{{{
-  " As long as vim doesn't provide a command natively,
-  " we have to compute the available columns.
-  " see :help todo.txt -> /Add argument to winwidth()/
-  " FIXME: Although this will propably never be used with debug mode enabled
-  "        this should take the signs column into account (:help sign.txt)
-  let columns = (winwidth(a:win) == 0 ? 80 : winwidth(a:win)) - &foldcolumn
-  if &number
-    " line('w$') is the line number of the last line
-    let columns -= max([len(line('w$'))+1, &numberwidth])
-  endif
-  return columns
-endf "}}}
 
 let s:rx_amount = '\('.
                 \   '\%([0-9]\+\)'.
@@ -71,8 +38,7 @@ let s:rx_amount = '\('.
                 \ '\s*\%([[:alpha:]¢$€£]\+\s*\)\?'.
                 \ '\%(\s*;.*\)\?$'
 
-" folding: how to represent a transaction in one line.
+function! LedgerFoldText() "{{{1
-function! LedgerFoldText()
   " find amount
   let amount = ""
   let lnum = v:foldstart
@@ -112,13 +78,24 @@ function! LedgerFoldText()
   let foldtext = substitute(foldtext, '.\{'.columns.'}\zs.*$', '', '')
 
   return printf(fmt, foldtext, amount)
-endfunction
+endfunction "}}}
+
+" Helper functions {{{1
+function! s:multibyte_strlen(text) "{{{2
+   return strlen(substitute(a:text, ".", "x", "g"))
+endfunction "}}}
+
+function s:get_columns(win) "{{{2
+  " As long as vim doesn't provide a command natively,
+  " we have to compute the available columns.
+  " see :help todo.txt -> /Add argument to winwidth()/
+  " FIXME: Although this will propably never be used with debug mode enabled
+  "        this should take the signs column into account (:help sign.txt)
+  let columns = (winwidth(a:win) == 0 ? 80 : winwidth(a:win)) - &foldcolumn
+  if &number
+    " line('w$') is the line number of the last line
+    let columns -= max([len(line('w$'))+1, &numberwidth])
+  endif
+  return columns
+endfunction "}}}
 
-set foldtext=LedgerFoldText()
-set foldmethod=syntax
- 
-" syncinc is easy: search for the first transaction.
-syn sync clear
-syn sync match ledgerSync grouphere transNorm "^\d"
- 
-let b:current_syntax = "ledger"

contrib/vim/syntax/ledger.vim

@@ -0,0 +1,43 @@
+" Vim syntax file
+" filetype: ledger
+" Version: 0.1.0
+" by Johann Klähn; Use according to the terms of the GPL>=2.
+" by Stefan Karrmann; Use according to the terms of the GPL>=2.
+" by Wolfgang Oertl; Use according to the terms of the GPL>=2.
+" Revision history
+"  2009-06-12  J. Klähn: Use all available columns for foldtext
+"  2009-03-25  J. Klähn: Allow Metadata
+"              in transactions and postings (Ledger 3.0)
+"              Also fixed alignment for multi-byte-characters
+"  2009-01-28  S.Karrmann: minor fixes
+"  2009-01-27  third version by S.Karrmann.
+"              better extraction of the amount of the posting
+"              decimal separator can be one of '.' and ','.
+"  2005-02-05  first version (partly copied from ledger.vim 0.0.1)
+" vim:ts=2:sw=2:sts=2:foldmethod=marker
+
+if version < 600
+  syntax clear
+elseif exists("b:current_sytax")
+  finish
+endif
+
+" for debugging
+syntax clear
+ 
+" region: a transaction containing postings
+syn region transNorm start=/^\d/ skip=/^\s/ end=/^/
+    \ fold keepend transparent contains=transDate, Metadata
+syn match transDate /^\d\S\+/ contained
+syn match Metadata /^\s\+;.*/ contained
+syn match Comment /^;.*$/
+
+highlight default link Comment SpecialKey
+highlight default link Metadata SpecialKey
+highlight default link transDate Question
+ 
+" syncinc is easy: search for the first transaction.
+syn sync clear
+syn sync match ledgerSync grouphere transNorm "^\d"
+ 
+let b:current_syntax = "ledger"