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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_SYMLINK = 2
---@alias PWord {dir:string, node:string, link:string|nil, extension:string|nil, type:number, icon_col:number, name_col:number, lsp_col:number}
---@param line string
---@param curdir string
---@return PWord|nil
local parse_liststyle_0 = function(line, curdir)
local _, _, node, link = string.find(line, "^(.+)@\t%s*%-%->%s*(.+)")
if node then
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #node,
node = node,
extension = vim.fn.fnamemodify(node, ":e"),
link = link,
type = M.TYPE_SYMLINK,
}
end
local _, _, dir = string.find(line, "^(.*)/")
if dir then
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #dir + 1, -- +1 for the "/"
node = dir,
type = M.TYPE_DIR,
}
end
local ext = vim.fn.fnamemodify(line, ":e")
local clean_line = line
if string.sub(ext, -1) == "*" then
ext = string.sub(ext, 1, -2)
clean_line = string.sub(line, 1, -2)
end
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #clean_line,
node = clean_line,
extension = ext,
type = M.TYPE_FILE,
}
end
---@param line string
---@param curdir string
---@return PWord|nil
local parse_liststyle_1 = function(line, curdir)
local _, _, node, link = string.find(line, "^(.+)@%s+")
if node then
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #node,
node = node,
extension = vim.fn.fnamemodify(node, ":e"),
link = link,
type = M.TYPE_SYMLINK,
}
end
local _, _, dir = string.find(line, "^(.*)/")
if dir then
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #dir + 1,
node = dir,
type = M.TYPE_DIR,
}
end
local file = vim.fn.substitute(line, "^\\(\\%(\\S\\+ \\)*\\S\\+\\).\\{-}$", "\\1", "e")
local ext = vim.fn.fnamemodify(file, ":e")
if string.sub(ext, -1) == "*" then
ext = string.sub(ext, 1, -2)
file = string.sub(file, 1, -2)
end
return {
dir = curdir,
icon_col = 0,
name_col = 0,
lsp_col = #file,
node = file,
extension = ext,
type = M.TYPE_FILE,
}
end
---@param line string
---@return PWord|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 _, _, link, link_target = string.find(content, "^(.+)@\t%s*%-%->%s*(.+)")
if link then
type = M.TYPE_SYMLINK;
end
local _, _, dir = string.find(content, "^(.*)/")
if dir then
type = M.TYPE_DIR;
end
return {
name = link_target or content,
icon = tree_end,
type = type,
}
end
-- local _, to = string.find(line, "^[|%s]*")
-- if to ~= 0 then
-- error("to: " .. to);
-- end
-- local pipelessLine = string.sub(line, to + 1, #line)
--
-- if pipelessLine == "" then
-- return nil
-- end
--
-- local _, _, node, link = string.find(pipelessLine, "^(.+)@\t%s*%-%->%s*(.+)")
-- if node then
-- return {
-- dir = curdir,
-- icon_col = to,
-- name_col = to,
-- lsp_col = to + #node,
-- node = node,
-- extension = vim.fn.fnamemodify(node, ":e"),
-- link = link,
-- type = M.TYPE_SYMLINK,
-- }
-- end
--
-- local _, _, dir = string.find(pipelessLine, "^(.*)/")
-- if dir then
-- return {
-- dir = curdir,
-- icon_col = to,
-- name_col = to,
-- lsp_col = to + #dir + 1,
-- node = dir,
-- type = M.TYPE_DIR,
-- }
-- end
--
-- local ext = vim.fn.fnamemodify(pipelessLine, ":e")
-- local clean_line = pipelessLine
-- if string.sub(ext, -1) == "*" then
-- ext = string.sub(ext, 1, -2)
-- clean_line = string.sub(pipelessLine, 1, -2)
-- end
--
-- return {
-- current_dir = vim.b.netrw_curdir,
-- icon_col = to,
-- name_col = to,
-- lsp_col = to + #clean_line,
-- node = clean_line,
-- extension = ext,
-- type = M.TYPE_FILE,
-- }
-- return {
-- name = "name of the file",
-- type = "type of the netrw element (dir, file, symlink)"
-- path = "full path of the file",
-- icon = "character after the | netrw symbol",
-- lsp = "two characters after the filename end",
-- }
-- end
---@param line string
---@return PWord|nil
M.get_node = function(line)
if string.find(line, '^"') then
return nil
end
if line == "" then
return nil
end
local curdir = vim.b.netrw_curdir
local liststyle = vim.b.netrw_liststyle
if liststyle == 0 then
return parse_liststyle_0(line, curdir)
elseif liststyle == 1 then
return parse_liststyle_1(line, curdir)
elseif liststyle == 3 then
return parse_liststyle_3(line)
end
return nil
end
return M
|
