update build and typescript config

.gitignore

@@ -2,6 +2,7 @@
 node_modules
 lib
 es
+types
 coverage
 examples
 .vscode

package.json

@@ -4,18 +4,19 @@
   "description": "A library to easily use Split JS SDK with Redux and React Redux",
   "main": "lib/index.js",
   "module": "es/index.js",
-  "types": "lib/index.d.ts",
+  "types": "types/index.d.ts",
   "files": [
     "README.md",
     "CONTRIBUTORS-GUIDE.md",
     "LICENSE",
     "CHANGES.txt",
     "src",
     "lib",
-    "es"
+    "es",
+    "types"
   ],
   "scripts": {
-    "build": "rimraf lib/* es/* && tsc && tsc -m es2015 -d false --outDir es",
+    "build": "rimraf lib/* es/* types/* && tsc && tsc -m commonjs --outDir lib -d true --declarationDir types",
     "postbuild": "./version_replace.sh",
     "check": "npm run check:lint && npm run check:types",
     "check:lint": "tslint -p tsconfig.json",
@@ -81,7 +82,7 @@
     "rimraf": "^3.0.0",
     "ts-jest": "^27.0.5",
     "tslint": "^5.20.1",
-    "typescript": "^4.0.2"
+    "typescript": "4.4.4"
   },
   "peerDependencies": {
     "redux": "^2.0.0 || ^3.0.0 || ^4.0.0-0",

tsconfig.json

@@ -3,24 +3,22 @@
     /* Basic Options */
     // "incremental": true,                   /* Enable incremental compilation */
     "target": "es5",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */
-    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
+    "module": "es6",                          /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
     // "lib": [],                             /* Specify library files to be included in the compilation. */
     // "allowJs": true,                       /* Allow javascript files to be compiled. */
     // "checkJs": true,                       /* Report errors in .js files. */
-    // "jsx": "react",                     /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
-    "declaration": true,                   /* Generates corresponding '.d.ts' file. */
+    // "jsx": "react",                        /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
+    "declaration": false,                     /* Generates corresponding '.d.ts' file. */
     // "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
-    // "sourceMap": true,                     /* Generates corresponding '.map' file. */
+    "sourceMap": false,                       /* Generates corresponding '.map' file. */
     // "outFile": "./",                       /* Concatenate and emit output to single file. */
-    "outDir": "lib",                        /* Redirect output structure to the directory. */
+    "outDir": "es",                           /* Redirect output structure to the directory. */
     // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     // "composite": true,                     /* Enable project compilation */
     // "tsBuildInfoFile": "./",               /* Specify file to store incremental compilation information */
     // "removeComments": true,                /* Do not emit comments to output. */
     // "noEmit": true,                        /* Do not emit outputs. */
-
-    // @TODO uncomment the following when migrating to JS-commons and Rollup, to avoid duplicated helpers code in builds.
-    // "importHelpers": true,                 /* Import emit helpers from 'tslib'. */
+    "importHelpers": true,                    /* Import emit helpers from 'tslib'. */
     // "downlevelIteration": true,            /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
     // "isolatedModules": true,               /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */