Merge 4b09313 into 86cc2d0

.travis.yml

@@ -60,7 +60,8 @@ jobs:
       if: tag =~ ^v\d+\.
       script:
         - npm run prebuild
-        - npm run build:publish
+        - npm run build:publish-cjs
+        - npm run build:publish-esm
         - npm run webbuild
       deploy:
         provider: npm

package.json

@@ -3,11 +3,13 @@
   "version": "1.4.0",
   "description": "Property based testing framework for JavaScript (like QuickCheck)",
   "main": "lib/fast-check.js",
+  "module": "lib/esm/fast-check.js",
   "types": "lib/fast-check.d.ts",
   "scripts": {
     "prebuild": "ts-node prebuild/prebuild.ts",
     "build": "tsc",
-    "build:publish": "tsc -p tsconfig.publish.json",
+    "build:publish-cjs": "tsc -p tsconfig.publish.json",
+    "build:publish-esm": "tsc -p tsconfig.publish.json --module es2015 --moduleResolution node --outDir lib/esm",
     "webbuild": "browserify lib/fast-check.js --s fastcheck | uglifyjs -cm > lib/bundle.js",
     "watch": "tsc -w",
     "test": "npm run build && nyc mocha \"test/unit/**/*.spec.ts\"",
@@ -34,7 +36,7 @@
   },
   "dependencies": {
     "lorem-ipsum": "^1.0.4",
-    "pure-rand": "^1.1.1"
+    "pure-rand": "^1.2.0"
   },
   "devDependencies": {
     "@types/lorem-ipsum": "^1.0.2",

tsconfig.json

@@ -9,6 +9,7 @@
         "preserveConstEnums": true,
         "strictNullChecks": true,
         "downlevelIteration": true,
+        "module": "commonjs",
         "target": "es3",
         "lib": [
             "esnext"