vim/vim-indent-guides
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Refactored some core logic and added some simple debugging

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This commit is contained in:
Nate Kane 2011-01-05 14:07:53 +10:00
parent d53103f9a8
commit 06d2b34874
1 changed files with 40 additions and 19 deletions
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59
autoload/indent_guides.vim
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@ -33,16 +33,16 @@ endfunction
function! indent_guides#enable()
let g:indent_guides_autocmds_enabled = 1
call indent_guides#init_buffer_vars()
call indent_guides#init_script_vars()
call indent_guides#highlight_colors()
call indent_guides#clear_matches()
" loop through each indent level and define a highlight pattern
" will automagically figure out whether to use tabs or spaces
for l:level in range(1, g:indent_guides_indent_levels)
for l:level in range(1, s:indent_levels)
let l:group = 'IndentGuides' . ((l:level % 2 == 0) ? 'Even' : 'Odd')
let l:pattern = '^\s\{' . (l:level * b:indent_size - b:indent_size) . '\}\zs'
let l:pattern .= '\s\{' . b:guide_size . '\}'
let l:pattern = '^\s\{' . (l:level * s:indent_size - s:indent_size) . '\}\zs'
let l:pattern .= '\s\{' . s:guide_size . '\}'
let l:pattern .= '\ze'
" define the higlight pattern and add to list
@ -78,7 +78,7 @@ endfunction
" Automagically calculates and defines the indent highlight colors.
"
function! indent_guides#highlight_colors()
if g:indent_guides_auto_colors
if s:auto_colors
if has('gui_running')
call indent_guides#gui_highlight_colors()
else
@ -108,17 +108,17 @@ function! indent_guides#gui_highlight_colors()
let l:hi_normal_guibg = ''
" capture the backgroud color from the normal highlight
if b:hi_normal =~ g:indent_guides_color_hex_guibg_pattern
if s:hi_normal =~ s:color_hex_bg_pat
" hex color code is being used, eg. '#FFFFFF'
let l:hi_normal_guibg = matchstr(b:hi_normal, g:indent_guides_color_hex_guibg_pattern)
let l:hi_normal_guibg = matchstr(s:hi_normal, s:color_hex_bg_pat)
elseif b:hi_normal =~ g:indent_guides_color_name_guibg_pattern
elseif s:hi_normal =~ s:color_name_bg_pat
" color name is being used, eg. 'white'
let l:color_name = matchstr(b:hi_normal, g:indent_guides_color_name_guibg_pattern)
let l:color_name = matchstr(s:hi_normal, s:color_name_bg_pat)
let l:hi_normal_guibg = color_helper#color_name_to_hex(l:color_name)
endif
if l:hi_normal_guibg =~ g:indent_guides_color_hex_pattern
if l:hi_normal_guibg =~ s:color_hex_pat
" calculate the highlight background colors
let l:hi_odd_bg = indent_guides#lighten_or_darken_color(l:hi_normal_guibg)
let l:hi_even_bg = indent_guides#lighten_or_darken_color(l:hi_odd_bg)
@ -135,12 +135,11 @@ endfunction
"
function! indent_guides#lighten_or_darken_color(color)
let l:new_color = ''
let l:percent = g:indent_guides_color_change_percent / 100.0
if (&g:background == 'dark')
let l:new_color = color_helper#hex_color_lighten(a:color, l:percent)
let l:new_color = color_helper#hex_color_lighten(a:color, s:change_percent)
else
let l:new_color = color_helper#hex_color_darken (a:color, l:percent)
let l:new_color = color_helper#hex_color_darken (a:color, s:change_percent)
endif
return l:new_color
@ -165,10 +164,31 @@ endfunction
" We need to initialize these vars every time a buffer is entered while the
" plugin is enabled.
"
function! indent_guides#init_buffer_vars()
let b:indent_size = indent_guides#get_indent_size()
let b:guide_size = indent_guides#calculate_guide_size()
let b:hi_normal = indent_guides#capture_highlight('Normal')
function! indent_guides#init_script_vars()
let s:indent_size = indent_guides#get_indent_size()
let s:guide_size = indent_guides#calculate_guide_size()
let s:hi_normal = indent_guides#capture_highlight('Normal')
" shortcuts to the global variables - this makes the code easier to read
let s:debug = g:indent_guides_debug
let s:indent_levels = g:indent_guides_indent_levels
let s:auto_colors = g:indent_guides_auto_colors
let s:change_percent = g:indent_guides_color_change_percent / 100.0
let s:color_hex_pat = g:indent_guides_color_hex_pattern
let s:color_hex_bg_pat = g:indent_guides_color_hex_guibg_pattern
let s:color_name_bg_pat = g:indent_guides_color_name_guibg_pattern
if s:debug
echo 's:indent_size = ' . s:indent_size
echo 's:guide_size = ' . s:guide_size
echo 's:hi_normal = ' . s:hi_normal
echo 's:indent_levels = ' . s:indent_levels
echo 's:auto_colors = ' . s:auto_colors
echo 's:change_percent = ' . string(s:change_percent)
echo 's:color_hex_pat = ' . s:color_hex_pat
echo 's:color_hex_bg_pat = ' . s:color_hex_bg_pat
echo 's:color_name_bg_pat = ' . s:color_name_bg_pat
endif
endfunction
"
@ -182,9 +202,9 @@ function! indent_guides#calculate_guide_size()
let l:indent_size = indent_guides#get_indent_size()
if l:indent_size > 1 && l:guide_size >= 1
let l:guide_size = (l:guide_size > b:indent_size) ? b:indent_size : l:guide_size
let l:guide_size = (l:guide_size > s:indent_size) ? s:indent_size : l:guide_size
else
let l:guide_size = b:indent_size
let l:guide_size = s:indent_size
endif
return l:guide_size
@ -209,6 +229,7 @@ function! indent_guides#capture_highlight(group_name)
exe "silent hi " . a:group_name
redir END
let l:output = substitute(l:output, "\n", "", "")
return l:output
endfunction