Use native big int

Author: jbaylina

cli.js

@@ -23,7 +23,7 @@
 
 const fs = require("fs");
 const path = require("path");
-const bigInt = require("big-integer");
+const Scalar = require("ffjavascript").Scalar;
 
 const compiler = require("./src/compiler");
 
@@ -82,7 +82,7 @@ const options = {};
 options.reduceConstraints = !argv.fast;
 options.verbose = argv.verbose || false;
 options.sanityCheck = argv.sanitycheck;
-options.prime = argv.prime || bigInt("21888242871839275222246405745257275088548364400416034343698204186575808495617");
+options.prime = argv.prime ? Scalar.fromString(argv.prime) : Scalar.fromString("21888242871839275222246405745257275088548364400416034343698204186575808495617");
 
 if (argv.csource) {
     options.cSourceWriteStream = fs.createWriteStream(cSourceName);

package-lock.json

@@ -29,14 +29,13 @@
     "url": "https://github.com/iden3/circom.git"
   },
   "dependencies": {
-    "big-integer": "^1.6.32",
     "chai": "^4.2.0",
-    "circom_runtime": "0.0.3",
+    "circom_runtime": "0.0.5",
     "ffiasm": "0.0.2",
-    "ffjavascript": "0.0.5",
-    "ffwasm": "0.0.6",
+    "ffjavascript": "0.1.0",
+    "ffwasm": "0.0.7",
     "fnv-plus": "^1.3.1",
-    "r1csfile": "0.0.3",
+    "r1csfile": "0.0.4",
     "tmp-promise": "^2.0.2",
     "wasmbuilder": "0.0.10"
   },