First test added

src/cli.js

@@ -0,0 +1,27 @@
+/* eslint-disable no-console */
+
+const fs = require("fs");
+const path = require("path");
+
+const compiler = require("./compiler");
+
+const argv = require("yargs")
+    .usage("jaz -s [input source circuit file] -o [output definition circuit file]")
+    .alias("s", "source")
+    .alias("o", "output")
+    .require(["s","o"])
+    .argv;
+
+const fullFileName = path.resolve(process.cwd(), argv.source);
+
+compiler(fullFileName).then( (cir) => {
+    fs.writeFileSync(argv.output, JSON.stringify(cir, null, 1), "utf8");
+}, (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}`);
+    console.error(JSON.stringify(err.ast, null, 1));
+    process.exit(1);
+});
+
+
+
+