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feat(utils): support extracting 'sp' scope hl color

This commit is contained in:
Antoine Cotten 2022-09-10 13:42:14 +02:00 committed by Shadman
parent 2061fcbf3b
commit 05f850d25f
3 changed files with 8 additions and 3 deletions
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1
lua/lualine/highlight.lua
View File

@ -78,6 +78,7 @@ function M.get_lualine_hl(name)
local hl_def = {
fg = hl.fg ~= 'None' and vim.deepcopy(hl.fg) or nil,
bg = hl.bg ~= 'None' and vim.deepcopy(hl.bg) or nil,
sp = hl.sp ~= 'None' and vim.deepcopy(hl.sp) or nil,
}
if hl.gui then
for _, flag in ipairs(vim.split(hl.gui, ',')) do

6
lua/lualine/utils/utils.lua
View File

@ -5,7 +5,7 @@ local M = {}
-- Note for now only works for termguicolors scope can be bg or fg or any other
-- attr parameter like bold/italic/reverse
---@param color_group string hl_group name
---@param scope string bg | fg
---@param scope string bg | fg | sp
---@return table|string returns #rrggbb formatted color when scope is specified
---- or complete color table when scope isn't specified
function M.extract_highlight_colors(color_group, scope)
@ -23,6 +23,10 @@ function M.extract_highlight_colors(color_group, scope)
color.fg = string.format('#%06x', color.foreground)
color.foreground = nil
end
if color.special ~= nil then
color.sp = string.format('#%06x', color.special)
color.special = nil
end
end
if scope then
return color[scope]

4
tests/spec/utils_spec.lua
View File

@ -11,11 +11,11 @@ describe('Utils', function()
local utils = require('lualine.utils.utils')
it('can retrive highlight groups', function()
local hl2 = { fg = '#aabbcc', bg = '#889977', reverse = true }
local hl2 = { fg = '#aabbcc', bg = '#889977', sp = '#997788', reverse = true, undercurl = true }
-- handles non existing hl groups
eq(utils.extract_highlight_colors('hl2'), nil)
-- create highlight
vim.cmd(string.format('hi hl2 guifg=%s guibg=%s gui=reverse', hl2.fg, hl2.bg))
vim.cmd(string.format('hi hl2 guifg=%s guibg=%s guisp=%s gui=reverse,undercurl', hl2.fg, hl2.bg, hl2.sp))
-- Can retrieve entire highlight table
eq(utils.extract_highlight_colors('hl2'), hl2)
-- Can retrieve specific parts of highlight