Change jest config from js to json (#35)

jest.config.json

@@ -0,0 +1,32 @@
+{
+    "collectCoverage": true,
+    "collectCoverageFrom": [
+        "<rootDir>/src/**/*.ts"
+    ],
+    "coveragePathIgnorePatterns": [
+        ".*Tests\\.ts",
+        ".*Spec\\.ts",
+        "index.ts",
+        "src/quantity/.*"
+    ],
+    "coverageThreshold": {
+        "global": {
+            "branches": 95,
+            "functions": 95,
+            "lines": 95,
+            "statements": 95
+        }
+    },
+    "globals": {
+        "ts-jest": {
+            "tsConfigFile": "src/tsconfig.json"
+        }
+    },
+    "moduleFileExtensions": ["js", "json", "ts"],
+    "testEnvironment": "jsdom",
+    "testMatch": ["<rootDir>/src/**/__test__/**/*Tests.ts"],
+    "transform": {
+        "^.+\\.ts$": "<rootDir>/node_modules/ts-jest/preprocessor.js"
+    },
+    "verbose": true
+}

package.json

@@ -13,14 +13,15 @@
     "main": "dist/index.js",
     "typings": "dist/index.d.ts",
     "scripts": {
+        "build": "npm-run-all -s codegen compile:src",
         "codegen": "npm-run-all -s compile:codegen node:codegen",
         "compile:src": "tsc -p src",
         "compile:codegen": "tsc -p codegen",
         "lint": "tslint -p src/tsconfig.json -c tslint.json '{src,codegen}/**/*.ts'",
         "lint:fix": "yarn lint --fix",
         "node:codegen": "node codegen/dist/emit",
-        "test": "jest --config jest.config.js",
-        "verify": "npm-run-all -s codegen compile:src lint test"
+        "test": "jest --config jest.config.json",
+        "verify": "npm-run-all -s build lint test"
     },
     "devDependencies": {
         "@types/jest": "^22.2.3",