feat: started new cli

Author: Zffu

Cargo.lock

@@ -11,6 +11,7 @@ lexer = { path = "../lexer" }
 llvm_ir_bridge = { path = "../llvm_ir_bridge", optional = true, default-features = false }
 diagnostics = { path = "../diagnostics" }
 compiler_utils = { path = "../compiler_utils" }
+clap = { version = "4.0", features = ["derive"] }
 
 [features]
 llvm = ["llvm_ir_bridge"]

compiler/compiler_main/Cargo.toml

@@ -0,0 +1,28 @@
+use clap::{Parser, Subcommand, ValueEnum};
+
+#[derive(Parser)]
+pub struct Cli {
+    #[command(subcommand)]
+    pub command: CLICommand,
+}
+
+#[derive(Clone, Copy, PartialEq, Eq, ValueEnum, Debug)]
+pub enum Platform {
+    AstoIR,
+    LLVM,
+}
+
+#[derive(Subcommand)]
+pub enum CLICommand {
+    #[command(visible_alias = "b")]
+    Build {
+        #[arg(short = 'o')]
+        out: String,
+
+        #[arg(long, value_enum, default_value = "llvm")]
+        platform: Platform,
+
+        #[arg(required = true)]
+        input: Vec<String>,
+    },
+}

compiler/compiler_main/src/cli.rs

@@ -1,25 +1,9 @@
-use std::env;
+use clap::Parser;
 
-use crate::cmds::astoir::parse_astoir_command;
+use crate::cli::{CLICommand, Cli};
 
-pub mod cmds;
+pub mod cli;
 
 fn main() {
-    let arguments: Vec<String> = env::args().collect();
-
-    if arguments.len() <= 1 {
-        println!("Usage: quickfall comp|astoir");
-        return;
-    }
-
-    match &arguments[1] as &str {
-        "astoir" => {
-            parse_astoir_command(arguments);
-        }
-
-        _ => {
-            println!("Invalid subcommand!");
-            return;
-        }
-    }
+    let cli = Cli::parse();
 }