feat: add parse method to Line element

yazi-plugin/preset/setup.lua

@@ -3,7 +3,9 @@ package.path = BOOT.plugin_dir .. "/?.yazi/init.lua;" .. package.path
 local _require = require
 require = function(name)
 	YAZI_PLUGIN_NAME, YAZI_SYNC_CALLS = name, 0
-	return _require(name)
+	local mod = _require(name)
+	mod._name = name
+	return mod
 end
 
 YAZI_SYNC_BLOCKS = {}

yazi-plugin/src/elements/line.rs

@@ -1,4 +1,7 @@
-use mlua::{AnyUserData, ExternalError, FromLua, IntoLua, Lua, Table, UserData, UserDataMethods, Value};
+use std::mem;
+
+use ansi_to_tui::IntoText;
+use mlua::{AnyUserData, ExternalError, ExternalResult, FromLua, IntoLua, Lua, Table, UserData, UserDataMethods, Value};
 
 use super::{Span, Style};
 
@@ -39,7 +42,21 @@ impl Line {
 			Err("expected a table of Spans or Lines".into_lua_err())
 		})?;
 
+		let parse = lua.create_function(|_, code: mlua::String| {
+			let Some(line) = code.as_bytes().split_inclusive(|&b| b == b'\n').next() else {
+				return Ok(Line(Default::default()));
+			};
+
+			let mut lines = line.into_text().into_lua_err()?.lines;
+			if lines.is_empty() {
+				return Ok(Line(Default::default()));
+			}
+
+			Ok(Line(mem::take(&mut lines[0])))
+		})?;
+
 		let line = lua.create_table_from([
+			("parse", parse.into_lua(lua)?),
 			// Alignment
 			("LEFT", LEFT.into_lua(lua)?),
 			("CENTER", CENTER.into_lua(lua)?),

yazi-plugin/src/loader.rs

@@ -60,6 +60,7 @@ impl Loader {
 			None => Err(format!("plugin `{name}` not found").into_lua_err())?,
 		};
 
+		t.raw_set("_name", LUA.create_string(name)?)?;
 		loaded.raw_set(name, t.clone())?;
 		Ok(t)
 	}

yazi-plugin/src/opt.rs

@@ -21,7 +21,7 @@ impl TryFrom<Cmd> for Opt {
 
 	fn try_from(mut c: Cmd) -> Result<Self, Self::Error> {
 		let Some(name) = c.take_first().filter(|s| !s.is_empty()) else {
-			bail!("invalid plugin name");
+			bail!("plugin name cannot be empty");
 		};
 
 		let mut data: OptData = c.take_data().unwrap_or_default();

yazi-plugin/src/process/command.rs

@@ -49,6 +49,10 @@ impl UserData for Command {
 			}
 			Ok(ud)
 		});
+		methods.add_function("cwd", |_, (ud, dir): (AnyUserData, mlua::String)| {
+			ud.borrow_mut::<Self>()?.inner.current_dir(dir.to_str()?);
+			Ok(ud)
+		});
 		methods.add_function(
 			"env",
 			|_, (ud, key, value): (AnyUserData, mlua::String, mlua::String)| {