generate more code

src/index.ts

@@ -6,13 +6,17 @@ import { printAst } from "./printer";
 import { resolve } from "./resolve";
 import { typeck } from "./typeck";
 import { writeModuleWatToString } from "./wasm/wat";
+import fs from "fs";
+import { exec } from "child_process";
 
 const input = `
-function main(i: Int): Int = 0;
+function main(i: Int, j: Int): Bool = false == (i == 0);
 `;
 
 function main() {
   withErrorHandler(input, () => {
+    const start = Date.now();
+
     const tokens = tokenize(input);
     console.log("-----TOKENS------------");
     console.log(tokens);
@@ -34,11 +38,34 @@ function main() {
     console.log("-----AST typecked------");
 
     const typecked = typeck(resolved);
-    
+
     console.log("-----wasm--------------");
     const wasmModule = lowerToWasm(typecked);
+    const moduleStringColor = writeModuleWatToString(wasmModule, true);
     const moduleString = writeModuleWatToString(wasmModule);
-    console.log(moduleString);
+
+    console.log(moduleStringColor);
+
+    fs.writeFileSync("out.wat", moduleString);
+
+    console.log("--validate wasm-tools--");
+
+    exec("wasm-tools validate out.wat", (error, stdout, stderr) => {
+      if (error && error.code === 1) {
+        console.log(stderr);
+      } else if (error) {
+        console.error(`failed to spawn wasm-tools: ${error}`);
+      } else {
+        if (stderr) {
+          console.log(stderr);
+        }
+        if (stdout) {
+          console.log(stdout);
+        }
+      }
+
+      console.log(`finished in ${Date.now() - start}ms`);
+    });
   });
 }