Improve performance

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Iron_E 2020-07-15 23:30:14 -04:00
parent 52531761ef
commit d468be76c8
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1 changed files with 24 additions and 24 deletions

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@ -26,27 +26,6 @@ local BIT_16 = 3
local BIT_256 = 2
local HEX = 1
-- This function appends `selected_attributes` to the end of some `command`.
local function append_style(command, selected_attributes)
command[#command + 1] = ' cterm=' .. selected_attributes
-- If we're using hex populate the gui* attr args.
if use_hex_and_256 then command[#command + 1] =
' gui=' .. selected_attributes
end
end
-- Get the color value of a color variable, or "NONE" as a default.
local function get(color, index)
if type(color) == 'table' and color[index] then
return color[index]
elseif type(color) == 'string' then
return color
else
return "NONE"
end
end
-- Generate a `:highlight` command from a group and some attributes.
local function highlight(highlight_group, attributes) -- {{{ †
local highlight_cmd = {'hi! ', highlight_group}
@ -62,6 +41,17 @@ local function highlight(highlight_group, attributes) -- {{{ †
local fg = attributes.fg
local style = attributes.style
-- Get the color value of a color variable, or "NONE" as a default.
local function get(color, index)
if type(color) == 'table' and color[index] then
return color[index]
elseif type(color) == 'string' then
return color
else
return "NONE"
end
end
-- If using hex and 256-bit colors, then populate the gui* and cterm* args.
if use_hex_and_256 then highlight_cmd[#highlight_cmd + 1] =
' ctermbg=' .. get(bg, BIT_256)
@ -74,18 +64,28 @@ local function highlight(highlight_group, attributes) -- {{{ †
.. ' ctermfg=' .. get(fg, BIT_16)
end
-- This function appends `selected_attributes` to the end of `highlight_cmd`.
local function append_style(selected_attributes)
highlight_cmd[#highlight_cmd + 1] = ' cterm=' .. selected_attributes
-- If we're using hex populate the gui* attr args.
if use_hex_and_256 then highlight_cmd[#highlight_cmd + 1] =
' gui=' .. selected_attributes
end
end
if type(style) == 'table' then
-- Concat all of the entries together with a comma between.
local style_all = table.concat(style, ',')
-- There will always be a cterm attr arg.
append_style(highlight_cmd, style_all)
append_style(style_all)
-- There won't always be a `guisp`.
if style.color then highlight_cmd[#highlight_cmd + 1] =
' guisp=' .. get(style.color, HEX)
end
else append_style(highlight_cmd, style)
else append_style(style)
end
end
@ -103,6 +103,6 @@ return function(Normal, highlights, terminal_ansi_colors)
-- Set the terminal colors.
for index, color in ipairs(terminal_ansi_colors) do
vim.g['terminal_color_' .. index] = get(color, HEX)
vim.g['terminal_color_' .. index] = color[HEX] or color[BIT_256] or color[BIT_16] or 'NONE'
end
end