Files
nvim-hardline/lua/hardline.lua
Olivier Roques 7b0dd9a92c Refactoring
2020-12-23 22:54:52 +01:00

102 lines
2.7 KiB
Lua

-- nvim-hardline
-- By Olivier Roques
-- github.com/ojroques
-------------------- VARIABLES -----------------------------
local api, cmd, vim = vim.api, vim.cmd, vim
local wo = vim.wo
local common = require('hardline.common')
local M = {}
-------------------- OPTIONS -------------------------------
M.options = {
theme = 'default',
events = {
active = {
'WinEnter',
},
inactive = {
'WinLeave',
},
},
sections = {
-- {class = 'mode', item = require('hardline.parts.mode').item}, ' ',
-- {class = 'high', item = require('hardline.parts.git').item}, ' ',
{class = 'med', item = require('hardline.parts.filename').item}, ' ',
'%=',
-- {class = 'high', item = require('hardline.parts.filetype').item}, ' ',
-- {class = 'mode', item = require('hardline.parts.line').item},
},
}
-------------------- STATUSLINE ----------------------------
local function color_item(item, class)
if not class then return item end
if not M.options.theme[class] then return item end
return string.format('%%#Hardline_%s_%s#%s%%*', class, 'active', item)
end
local function update_section(section)
if type(section) == 'function' then
return section()
elseif type(section) == 'string' then
return section
elseif type(section) == 'table' then
return color_item(update_section(section.item), section.class)
end
common.echo('WarningMsg', 'Invalid section.')
return ''
end
function M.update()
return table.concat(vim.tbl_map(update_section, M.options.sections))
end
-------------------- SETUP -----------------------------
local function set_autocmds()
cmd 'augroup hardline'
cmd 'autocmd!'
for mode, events in pairs(M.options.events) do
for _, event in ipairs(events) do
local raw_str = 'autocmd %s * lua require("hardline").set_statusline()'
cmd(string.format(raw_str, event))
end
end
cmd 'augroup END'
end
local function set_hlgroups()
for class, attr in pairs(M.options.theme) do
for mode, args in pairs(attr) do
local a = {}
for k, v in pairs(args) do
table.insert(a, string.format('%s=%s', k, v))
end
a = table.concat(a, ' ')
cmd(string.format('hi Hardline_%s_%s %s', class, mode, a))
end
end
end
local function set_theme()
if type(M.options.theme) == 'string' then
local theme = require(string.format('hardline.themes.%s', M.options.theme))
M.options.theme = theme
end
end
function M.set_statusline()
wo.statusline = [[%!luaeval('require("hardline").update()')]]
end
function M.setup(user_options)
M.options = vim.tbl_extend('force', M.options, user_options)
set_theme()
set_hlgroups()
set_autocmds()
M.set_statusline()
end
------------------------------------------------------------
return M