feat: add 'reserved word' construct

Co-authored-by: Amaan Qureshi <amaanq12@gmail.com>

xtask/src/build_wasm.rs

@@ -182,13 +182,21 @@ pub fn run_wasm(args: &BuildWasm) -> Result<()> {
 pub fn run_wasm_stdlib() -> Result<()> {
     let export_flags = include_str!("../../lib/src/wasm/stdlib-symbols.txt")
         .lines()
-        .map(|line| format!("-Wl,--export={}", &line[1..line.len() - 1]))
+        .map(|line| format!("-Wl,--export={}", &line[1..line.len() - 2]))
         .collect::<Vec<String>>();
 
-    let mut command = Command::new("target/wasi-sdk-21.0/bin/clang-17");
+    let mut command = Command::new("docker");
 
     let output = command
         .args([
+            "run",
+            "--rm",
+            "-v",
+            format!("{}:/src", std::env::current_dir().unwrap().display()).as_str(),
+            "-w",
+            "/src",
+            "ghcr.io/webassembly/wasi-sdk",
+            "/opt/wasi-sdk/bin/clang",
             "-o",
             "stdlib.wasm",
             "-Os",

xtask/src/main.rs

@@ -139,6 +139,9 @@ struct Test {
     /// Don't capture the output
     #[arg(long)]
     nocapture: bool,
+    /// Enable the wasm tests.
+    #[arg(long, short)]
+    wasm: bool,
 }
 
 #[derive(Args)]

xtask/src/test.rs

@@ -90,6 +90,9 @@ pub fn run(args: &Test) -> Result<()> {
     } else {
         let mut cargo_cmd = Command::new("cargo");
         cargo_cmd.arg("test");
+        if args.wasm {
+            cargo_cmd.arg("--features").arg("wasm");
+        }
         if !test_flags.is_empty() {
             cargo_cmd.arg(test_flags);
         }