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Diffstat (limited to '')
| -rw-r--r-- | autoload/beancount.vim | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/autoload/beancount.vim b/autoload/beancount.vim new file mode 100644 index 0000000..85adc3e --- /dev/null +++ b/autoload/beancount.vim @@ -0,0 +1,38 @@ +" Align currency on decimal point. +function! beancount#align_commodity(line1, line2) + " Saving cursor position to adjust it if necessary. + let cursor_col = col('.') + let cursor_line = line('.') + " This matches the line up to the first dot (or other separator), + " excluding comments. + " Note very nomagic so that the separator is not interpreted as regex. + let separator_regex = '^\V\[^;]\{-}' . g:beancount_decimal_separator + " This lets me increment at start of loop, because of continue statements. + let i = a:line1 - 1 + while i < a:line2 + let i += 1 + let s = getline(i) + " This matches an account name followed by a space. There may be + " some conflicts with non-transaction syntax that I don't know about. + " It won't match a comment or any non-indented line. + let end_acc = matchend(s, '^\v([-\d]+\s+(balance|price))? +\S+ ') + if end_acc < 0 | continue | endif + " Where does commodity amount begin? + let end_space = matchend(s, '^ *', end_acc) + " Find the first decimal point, not counting comments. + let separator = matchend(s, separator_regex, end_space) + if separator < 0 + " If there is no separator, pretend there's one after the last digit. + let separator = matchend(s, '^\v[^;]*\d+') + 1 + endif + if separator < 0 | continue | endif + let has_spaces = end_space - end_acc + let need_spaces = g:beancount_separator_col - separator + has_spaces + if need_spaces < 0 | continue | endif + call setline(i, s[0 : end_acc - 1] . repeat(" ", need_spaces) . s[ end_space : -1]) + if i == cursor_line && cursor_col >= end_acc + " Adjust cursor position for continuity. + call cursor(0, cursor_col + need_spaces - has_spaces) + endif + endwhile +endfunction |