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I have improved the vim syntax file for ledger, c.f. attachment.

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Features:
- The fold gets the amount (in the first transaction) even when a note
  or currency or commodity follows it.
- It accepts "." and "," as a decimal separator.
This commit is contained in:
Stefan Karrmann 2009-01-31 01:06:15 -04:00 • committed by John Wiegley
parent 6cd2a14542
commit e1b0203f5e
1 changed files with 25 additions and 16 deletions
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41
ledger.vim
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@ -1,19 +1,24 @@
" Vim syntax file
" filetype: ledger
" Version: 0.0.2
" Version: 0.0.4
" 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
" 2005-02-05 first version (partly copied from ledger.vim 0.0.1)
" 2009-01-28 S.Karrmann: minor fixes
" 2009-01-27 third version by S.Karrmann.
" better extraction of the amount of the transaction
" decimal separator can be one of '.' and ','.
" 2005-02-05 first version (partly copied from ledger.vim 0.0.1)
if version < 600
syntax clear
syntax clear
elseif exists("b:current_sytax")
finish
finish
endif
" for debugging
syntax clear
" region: a normal transaction
syn region transNorm start=/^\d/ skip=/^\s/ end=/^/ fold keepend transparent contains=transDate
syn match transDate /^\d\S\+/ contained
@ -21,26 +26,30 @@ syn match Comment /^;.*$/
" highlight default link transNorm Question
highlight default link Comment SpecialKey
highlight default link transDate Question
" folding: how to represent a transaction in one line.
function! MyFoldText()
let line = strpart(getline(v:foldstart), 0, 65)
function! LedgerFoldText()
let line = strpart(getline(v:foldstart), 0, 99)
" get the amount at the end of the second line
let line2 = getline(v:foldstart+1)
let pos = match(line2, "[0-9.]*$")
let line2 = strpart(line2, pos)
let lst = matchlist(line2,'\([0-9]\+\%([,.][0-9]\+\)\=\|[,.][0-9]\+\)\s*\%([A-Za-z$€¢]\+\s*\)\=\%(\s*;.*\)\=$')
if (len(lst) == 0)
let line2 = ""
else
let line2 = lst[1]
endif
let pad_len = 80 - strlen(line) - strlen(line2)
if (pad_len < 0) then
if (pad_len < 0)
pad_len = 0
endif
let pad = strpart(" ", 0, pad_len)
return line . pad . line2
endfunction
set foldtext=MyFoldText()
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"