/usr/share/vim/addons/indent/ledger.vim is in vim-ledger 1.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | " Vim filetype indent file
" filetype: ledger
" by Johann Klähn; Use according to the terms of the GPL>=2.
" vim:ts=2:sw=2:sts=2:foldmethod=marker
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setl autoindent
setl indentexpr=GetLedgerIndent()
if exists("*GetLedgerIndent")
finish
endif
function GetLedgerIndent(...)
" You can pass in a line number when calling this function manually.
let lnum = a:0 > 0 ? a:1 : v:lnum
" If this line is empty look at (the indentation of) the last line.
" Note that inside of a transaction no blank lines are allowed.
let line = getline(lnum)
let prev = getline(lnum - 1)
if line =~ '^\s\+\S'
" Lines that already are indented (→postings, sub-directives) keep their indentation.
return &sw
elseif line =~ '^\s*$'
" Current line is empty, try to guess its type based on the previous line.
if prev =~ '^\([[:digit:]~=]\|\s\+\S\)'
" This is very likely a posting or a sub-directive.
" While lines following the start of a transaction are automatically
" indented you will have to indent the first line following a
" pre-declaration manually. This makes it easier to type long lists of
" 'account' pre-declarations without sub-directives, for example.
return &sw
else
return 0
endif
else
" Everything else is not indented:
" start of transactions, pre-declarations, apply/end-lines
return 0
endif
endf
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