0.0.14

README.md

@@ -1,4 +1,4 @@
-# Circon
+# Circom
 
 Circon is a language designed to write arithmetic circuits that can be used in zero knowledge proofs.
 

cli.js

@@ -41,11 +41,20 @@ const argv = require("yargs")
     repo directory at  https://github.com/iden3/circom `)
     .argv;
 
+if (argv._.length == 0) {
+    console.log("File to compile not specified");
+    process.exit(1);
+} else if (argv._.length > 1) {
+    console.log("Only one circuit at a time is permited");
+    process.exit(1);
+}
+
 const fullFileName = path.resolve(process.cwd(), argv._[0]);
 const outName = argv.output ?  argv.output : "circuit.json";
 
 compiler(fullFileName).then( (cir) => {
     fs.writeFileSync(outName, JSON.stringify(cir, null, 1), "utf8");
+    process.exit(0);
 }, (err) => {
     console.log(err);
     console.error(`ERROR at ${err.errFile}:${err.pos.first_line},${err.pos.first_column}-${err.pos.last_line},${err.pos.last_column}   ${err.errStr}`);

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "circom",
-  "version": "0.0.12",
+  "version": "0.0.14",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "circom",
-  "version": "0.0.12",
+  "version": "0.0.14",
   "description": "Language to generate logic circuits",
   "main": "index.js",
   "directories": {

src/compiler.js

@@ -31,7 +31,7 @@ module.exports = compile;
 
 const parser = require("../parser/jaz.js").parser;
 
-const timeout = ms => new Promise(res => setTimeout(res, ms))
+const timeout = ms => new Promise(res => setTimeout(res, ms));
 
 async function compile(srcFile) {
     const fullFileName = srcFile;

src/exec.js

@@ -578,9 +578,11 @@ function execIf(ctx, ast) {
         exec(ctx, ast.then);
         if (ctx.error) return;
     } else {
+        if (ast.else) {
             exec(ctx, ast.else);
             if (ctx.error) return;
         }
+    }
 }
 
 

src/gencode.js

@@ -246,9 +246,13 @@ function genIf(ctx, ast) {
     if (ctx.error) return;
     const thenBody = gen(ctx, ast.then);
     if (ctx.error) return;
+    if (ast.else) {
         const elseBody = gen(ctx, ast.else);
         if (ctx.error) return;
         return `if (${condition}) {\n${thenBody}\n} else {\n${elseBody}\n}\n`;
+    } else {
+        return `if (${condition}) {\n${thenBody}\n}\n`;
+    }
 }