Tidy up xtask

crates/xtask/src/cli.rs

@@ -0,0 +1,23 @@
+use clap::{Parser, Subcommand};
+use std::path::PathBuf;
+/// Common utilities for Zed developers.
+// For more information, see [matklad's repository README](https://github.com/matklad/cargo-xtask/)
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+#[command(propagate_version = true)]
+pub struct Cli {
+    #[command(subcommand)]
+    pub command: Commands,
+}
+
+/// Command to run.
+#[derive(Subcommand)]
+pub enum Commands {
+    /// Builds theme types for interop with Typescript.
+    BuildThemeTypes {
+        #[clap(short, long, default_value = "schemas")]
+        out_dir: PathBuf,
+        #[clap(short, long, default_value = "theme.json")]
+        file_name: PathBuf,
+    },
+}