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-- SPDX-License-Identifier: MIT
--
-- Copyright (c) 2026 Mikołaj Kozłowski
--
-- Portions of this file are derived from:
-- prichrd/netrw.nvim (MIT)
-- https://github.com/prichrd/netrw.nvim
local M = {}
M.TYPE_DIR = 0
M.TYPE_FILE = 1
M.TYPE_EXE = 2
M.TYPE_SYMLINK = 3
---@alias rwNode{name:string, icon:number, type:number}
---@param line string
---@param curdir string
---@return rwNode|nil
local parse_liststyle_0 = function(line)
local current_dir = vim.b.netrw_curdir;
local type = M.TYPE_FILE;
local name = line;
if name:sub(-1) == "*" then
type = M.TYPE_EXE;
end
local _, _, link, link_target = string.find(line, "^(.+)@\t%s*%-%->%s*(.+)")
if link then
type = M.TYPE_SYMLINK;
name = link_target;
end
local _, _, dir = string.find(line, "^(.*)/")
if dir then
type = M.TYPE_DIR;
end
return {
name = name,
icon = 0,
type = type,
}
end
---@param line string
---@return rwNode|nil
local parse_liststyle_1 = function(line)
local current_dir = vim.b.netrw_curdier;
local type = M.TYPE_FILE;
local name = line:match("^(%S+)")
if name:sub(-1) == "*" then
type = M.TYPE_EXE;
end
local _, _, link, link_target = string.find(line, "^(.+)@%s+")
if link then
type = M.TYPE_SYMLINK;
name = link_target;
end
local _, _, dir = string.find(line, "^(.*)/")
if dir then
type = M.TYPE_DIR;
end
return {
name = name,
icon = 0,
type = type,
}
end
---@param line string
---@return rwNode|nil
local parse_liststyle_3 = function(line)
local current_dir = vim.b.netrw_curdir;
local type = M.TYPE_FILE;
local _, tree_end = string.find(line, "^[|%s]*");
local content = string.sub(line, tree_end + 1, #line);
if content == "" then
return nil;
end
local name = content;
if name:sub(-1) == "*" then
type = M.TYPE_EXE;
end
local _, _, link, link_target = string.find(content, "^(.+)@\t%s*%-%->%s*(.+)")
if link then
type = M.TYPE_SYMLINK;
name = link_target;
end
local _, _, dir = string.find(content, "^(.*)/")
if dir then
type = M.TYPE_DIR;
end
return {
name = name,
icon = tree_end,
type = type,
}
end
---@param line string
---@return rwNode|nil
M.get_node = function(line)
if string.find(line, '^"') then return nil end
if line == "" then return nil end
local liststyle = vim.b.netrw_liststyle
if liststyle == 0 then
return parse_liststyle_0(line);
elseif liststyle == 1 then
return parse_liststyle_1(line);
elseif liststyle == 3 then
return parse_liststyle_3(line);
end
return nil
end
return M
|
