initial commit

g3proxy/utils/lua/src/cmd_path.rs

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+/*
+ * Copyright 2023 ByteDance and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+use anyhow::anyhow;
+use clap::Command;
+use mlua::Lua;
+
+pub const COMMAND: &str = "path";
+
+pub fn command() -> Command {
+    Command::new(COMMAND)
+}
+
+pub fn display(lua: &Lua) -> anyhow::Result<()> {
+    let path = lua
+        .load("package.path")
+        .eval::<String>()
+        .map_err(|e| anyhow!("failed to load lua path: {e}"))?;
+
+    let cpath = lua
+        .load("package.cpath")
+        .eval::<String>()
+        .map_err(|e| anyhow!("failed to load lua cpath: {e}"))?;
+
+    println!("lua path: {path}");
+    println!("lua cpath: {cpath}");
+
+    Ok(())
+}