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local pathlib = require('telescope.path')
local utils = {}
utils.get_separator = function()
return pathlib.separator
end
utils.if_nil = function(x, was_nil, was_not_nil)
if x == nil then
return was_nil
else
return was_not_nil
end
end
utils.get_default = function(x, default)
return utils.if_nil(x, default, x)
end
utils.get_lazy_default = function(x, defaulter, ...)
if x == nil then
return defaulter(...)
else
return x
end
end
local function reversedipairsiter(t, i)
i = i - 1
if i ~= 0 then
return i, t[i]
end
end
utils.reversed_ipairs = function(t)
return reversedipairsiter, t, #t + 1
end
utils.default_table_mt = {
__index = function(t, k)
local obj = {}
rawset(t, k, obj)
return obj
end
}
utils.repeated_table = function(n, val)
local empty_lines = {}
for _ = 1, n do
table.insert(empty_lines, val)
end
return empty_lines
end
utils.quickfix_items_to_entries = function(locations)
local results = {}
for _, entry in ipairs(locations) do
local vimgrep_str = entry.vimgrep_str or string.format(
"%s:%s:%s: %s",
vim.fn.fnamemodify(entry.display_filename or entry.filename, ":."),
entry.lnum,
entry.col,
entry.text
)
table.insert(results, {
valid = true,
value = entry,
ordinal = vimgrep_str,
display = vimgrep_str,
start = entry.start,
finish = entry.finish,
})
end
return results
end
utils.new_ngram = function()
return require("telescope._private.NGram"):new()
end
-- TODO: Figure out how to do this... could include in plenary :)
-- NOTE: Don't use this yet. It will segfault sometimes.
--
-- opts.shorten_path and function(value)
-- local result = {
-- valid = true,
-- display = utils.path_shorten(value),
-- ordinal = value,
-- value = value
-- }
-- return result
-- end or nil)
utils.path_shorten = pathlib.shorten
utils.path_tail = (function()
local os_sep = utils.get_separator()
local match_string = '[^' .. os_sep .. ']*$'
return function(path)
return string.match(path, match_string)
end
end)()
-- local x = utils.make_default_callable(function(opts)
-- return function()
-- print(opts.example, opts.another)
-- end
-- end, { example = 7, another = 5 })
-- x()
-- x.new { example = 3 }()
function utils.make_default_callable(f, default_opts)
default_opts = default_opts or {}
return setmetatable({
new = function(opts)
opts = vim.tbl_extend("keep", opts, default_opts)
return f(opts)
end,
}, {
__call = function()
local ok, err = pcall(f(default_opts))
if not ok then
error(debug.traceback(err))
end
end
})
end
function utils.job_is_running(job_id)
if job_id == nil then return false end
return vim.fn.jobwait({job_id}, 0)[1] == -1
end
function utils.buf_delete(bufnr)
if bufnr == nil then return end
if vim.api.nvim_buf_is_valid(bufnr) and vim.api.nvim_buf_is_loaded(bufnr) then
vim.cmd(string.format("bdelete! %s", bufnr))
end
end
function utils.max_split(s, pattern, maxsplit)
pattern = pattern or ' '
maxsplit = maxsplit or -1
local t = {}
local curpos = 0
while maxsplit ~= 0 and curpos < #s do
local found, final = string.find(s, pattern, curpos, false)
if found ~= nil then
local val = string.sub(s, curpos, found - 1)
if #val > 0 then
maxsplit = maxsplit - 1
table.insert(t, val)
end
curpos = final + 1
else
table.insert(t, string.sub(s, curpos))
break
-- curpos = curpos + 1
end
if maxsplit == 0 then
table.insert(t, string.sub(s, curpos))
end
end
return t
end
function utils.data_directory()
local sourced_file = require('plenary.debug_utils').sourced_filepath()
local base_directory = vim.fn.fnamemodify(sourced_file, ":h:h:h")
return base_directory .. pathlib.separator .. 'data' .. pathlib.separator
end
function utils.display_termcodes(str)
return str:gsub(string.char(9), "<TAB>"):gsub("", "<C-F>"):gsub(" ", "<Space>")
end
function utils.get_os_command_output(cmd)
local handle = assert(io.popen(cmd, 'r'))
local output = assert(handle:read('*a'))
assert(handle:close())
return output
end
return utils
|
