chore: add terser for minify build

.eslintignore

@@ -1 +1,2 @@
 /example
+dist/

.size-snapshot.json

@@ -1,26 +1,26 @@
 {
   "dist/js/react-gh-like-diff.cjs.js": {
-    "bundled": 13571,
-    "minified": 7301,
-    "gzipped": 2741
+    "bundled": 6083,
+    "minified": 6044,
+    "gzipped": 2517
   },
   "dist/js/react-gh-like-diff.esm.js": {
-    "bundled": 13290,
-    "minified": 7071,
-    "gzipped": 2673,
+    "bundled": 5968,
+    "minified": 5929,
+    "gzipped": 2487,
     "treeshaked": {
       "rollup": {
-        "code": 5915,
+        "code": 5876,
         "import_statements": 211
       },
       "webpack": {
-        "code": 7073
+        "code": 7034
       }
     }
   },
   "dist/js/react-gh-like-diff.umd.js": {
-    "bundled": 14934,
-    "minified": 6403,
-    "gzipped": 2614
+    "bundled": 6403,
+    "minified": 6364,
+    "gzipped": 2609
   }
 }

package.json

@@ -11,7 +11,8 @@
     "test:watch": "npm test -- --watch",
     "test:cov": "npm run lint && jest --coverage",
     "clean": "rimraf lib es dist",
-    "build": "npm run clean && rollup -c",
+    "build:dev": "npm run clean && cross-env NODE_ENV=development rollup -c",
+    "build": "npm run clean && cross-env NODE_ENV=production rollup -c",
     "size": "bundlesize",
     "lint": "eslint src"
   },
@@ -76,11 +77,13 @@
     "@rollup/plugin-buble": "0.21.1",
     "@rollup/plugin-commonjs": "11.0.2",
     "@rollup/plugin-node-resolve": "7.1.1",
+    "@rollup/plugin-replace": "^2.3.2",
     "@testing-library/jest-dom": "5.3.0",
     "@testing-library/react": "10.0.2",
     "babel-eslint": "10.1.0",
     "bundlesize": "0.18.0",
     "codecov": "3.6.5",
+    "cross-env": "^7.0.2",
     "eslint": "6.8.0",
     "eslint-config-prettier": "6.10.1",
     "eslint-plugin-jest": "23.8.2",
@@ -96,7 +99,8 @@
     "rollup": "2.3.3",
     "rollup-plugin-css-only": "2.0.0",
     "rollup-plugin-node-builtins": "2.1.2",
-    "rollup-plugin-size-snapshot": "0.11.0"
+    "rollup-plugin-size-snapshot": "0.11.0",
+    "rollup-plugin-terser": "^5.3.0"
   },
   "peerDependencies": {
     "react": "^16.0.0"

rollup.config.js

@@ -4,6 +4,8 @@ import builtins from 'rollup-plugin-node-builtins';
 import commonjs from '@rollup/plugin-commonjs';
 import nodeResolve from '@rollup/plugin-node-resolve';
 import css from 'rollup-plugin-css-only';
+import replace from '@rollup/plugin-replace';
+import { terser } from 'rollup-plugin-terser';
 import { sizeSnapshot } from 'rollup-plugin-size-snapshot';
 
 const globals = {
@@ -14,22 +16,29 @@ const globals = {
   util: 'util'
 };
 
+const env = process.env.NODE_ENV;
+
 const baseConfig = {
   input: 'src/index.js',
   external: ['react', 'prop-types', 'recompose', 'difflib'],
   plugins: [
+    replace({ 'process.env.NODE_ENV': JSON.stringify(env) }),
+    builtins(),
+    nodeResolve({ jsnext: true }),
+    commonjs({ include: 'node_modules/**' }),
     buble({
       exclude: 'node_modules/**',
       objectAssign: true
     }),
-    builtins(),
-    nodeResolve({ jsnext: true }),
-    commonjs({ include: 'node_modules/**' }),
-    css({ output: 'dist/css/diff2html.min.css' }),
-    sizeSnapshot()
+    css({ output: 'dist/css/diff2html.min.css' })
   ]
 };
 
+if (env === 'production') {
+  baseConfig.plugins.push(terser());
+  baseConfig.plugins.push(sizeSnapshot());
+}
+
 export default [
   {
     ...baseConfig,

yarn.lock

@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.8.3":
+"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.5.5", "@babel/code-frame@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.8.3.tgz#33e25903d7481181534e12ec0a25f16b6fcf419e"
   integrity sha512-a9gxpmdXtZEInkCSHUJDLHZVBgb1QS0jhss4cPP93EW7s+uC5bikET2twEF3KV+7rDblJcmNvTR7VJejqd2C2g==
@@ -1171,13 +1171,30 @@
     "@rollup/pluginutils" "^3.0.4"
     magic-string "^0.25.5"
 
+"@rollup/plugin-replace@^2.3.2":
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/@rollup/plugin-replace/-/plugin-replace-2.3.2.tgz#da4e0939047f793c2eb5eedfd6c271232d0a033f"
+  integrity sha512-KEEL7V2tMNOsbAoNMKg91l1sNXBDoiP31GFlqXVOuV5691VQKzKBh91+OKKOG4uQWYqcFskcjFyh1d5YnZd0Zw==
+  dependencies:
+    "@rollup/pluginutils" "^3.0.8"
+    magic-string "^0.25.5"
+
 "@rollup/pluginutils@^3.0.0", "@rollup/pluginutils@^3.0.4", "@rollup/pluginutils@^3.0.6":
   version "3.0.8"
   resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-3.0.8.tgz#4e94d128d94b90699e517ef045422960d18c8fde"
   integrity sha512-rYGeAc4sxcZ+kPG/Tw4/fwJODC3IXHYDH4qusdN/b6aLw5LPUbzpecYbEJh4sVQGPFJxd2dBU4kc1H3oy9/bnw==
   dependencies:
     estree-walker "^1.0.1"
 
+"@rollup/pluginutils@^3.0.8":
+  version "3.0.10"
+  resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-3.0.10.tgz#a659b9025920378494cd8f8c59fbf9b3a50d5f12"
+  integrity sha512-d44M7t+PjmMrASHbhgpSbVgtL6EFyX7J4mYxwQ/c5eoaE6N2VgCgEcWVzNnwycIloti+/MpwFr8qfw+nRw00sw==
+  dependencies:
+    "@types/estree" "0.0.39"
+    estree-walker "^1.0.1"
+    picomatch "^2.2.2"
+
 "@samverschueren/stream-to-observable@^0.3.0":
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.0.tgz#ecdf48d532c58ea477acfcab80348424f8d0662f"
@@ -2669,6 +2686,13 @@ create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+cross-env@^7.0.2:
+  version "7.0.2"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.2.tgz#bd5ed31339a93a3418ac4f3ca9ca3403082ae5f9"
+  integrity sha512-KZP/bMEOJEDCkDQAyRhu3RL2ZO/SUVrxQVI0G3YEQ+OLbRA3c6zgixe8Mq8a/z7+HKlNEjo8oiLUs8iRijY2Rw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
 cross-spawn@^6.0.0, cross-spawn@^6.0.5:
   version "6.0.5"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
@@ -2689,6 +2713,15 @@ cross-spawn@^7.0.0:
     shebang-command "^2.0.0"
     which "^2.0.1"
 
+cross-spawn@^7.0.1:
+  version "7.0.2"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.2.tgz#d0d7dcfa74e89115c7619f4f721a94e1fdb716d6"
+  integrity sha512-PD6G8QG3S4FK/XCGFbEQrDqO2AnMMsy0meR7lerlIOHAAbkuavGU/pOqprrlvfTNjvowivTeBsjebAL0NSoMxw==
+  dependencies:
+    path-key "^3.1.0"
+    shebang-command "^2.0.0"
+    which "^2.0.1"
+
 crypto-browserify@^3.11.0:
   version "3.12.0"
   resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.12.0.tgz#396cf9f3137f03e4b8e532c58f698254e00f80ec"
@@ -4847,6 +4880,14 @@ jest-watcher@^25.2.7:
     jest-util "^25.2.6"
     string-length "^3.1.0"
 
+jest-worker@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-24.9.0.tgz#5dbfdb5b2d322e98567898238a9697bcce67b3e5"
+  integrity sha512-51PE4haMSXcHohnSMdM42anbvZANYTqMrr52tVKPqqsPJMzoP6FYYDVqahX/HrAoKEKz3uUPzSvKs9A3qR4iVw==
+  dependencies:
+    merge-stream "^2.0.0"
+    supports-color "^6.1.0"
+
 jest-worker@^25.2.6:
   version "25.2.6"
   resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-25.2.6.tgz#d1292625326794ce187c38f51109faced3846c58"
@@ -6016,6 +6057,11 @@ picomatch@^2.0.4, picomatch@^2.0.5:
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.1.tgz#21bac888b6ed8601f831ce7816e335bc779f0a4a"
   integrity sha512-ISBaA8xQNmwELC7eOjqFKMESB2VIqt4PPDD0nsS95b/9dZXvVKOlz9keMSnoGGKcOHXfTvDD6WMaRoSc9UuhRA==
 
+picomatch@^2.2.2:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
+  integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
+
 pify@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-3.0.0.tgz#e5a4acd2c101fdf3d9a4d07f0dbc4db49dd28176"
@@ -6653,7 +6699,18 @@ rollup-plugin-size-snapshot@0.11.0:
     terser "^4.6.3"
     webpack "^4.41.5"
 
-rollup-pluginutils@^2.3.3:
+rollup-plugin-terser@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-5.3.0.tgz#9c0dd33d5771df9630cd027d6a2559187f65885e"
+  integrity sha512-XGMJihTIO3eIBsVGq7jiNYOdDMb3pVxuzY0uhOE/FM4x/u9nQgr3+McsjzqBn3QfHIpNSZmFnpoKAwHBEcsT7g==
+  dependencies:
+    "@babel/code-frame" "^7.5.5"
+    jest-worker "^24.9.0"
+    rollup-pluginutils "^2.8.2"
+    serialize-javascript "^2.1.2"
+    terser "^4.6.2"
+
+rollup-pluginutils@^2.3.3, rollup-pluginutils@^2.8.2:
   version "2.8.2"
   resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz#72f2af0748b592364dbd3389e600e5a9444a351e"
   integrity sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==
@@ -7260,6 +7317,13 @@ supports-color@^5.3.0:
   dependencies:
     has-flag "^3.0.0"
 
+supports-color@^6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
+  integrity sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==
+  dependencies:
+    has-flag "^3.0.0"
+
 supports-color@^7.0.0, supports-color@^7.1.0:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.1.0.tgz#68e32591df73e25ad1c4b49108a2ec507962bfd1"
@@ -7364,6 +7428,15 @@ terser@^4.1.2, terser@^4.6.3:
     source-map "~0.6.1"
     source-map-support "~0.5.12"
 
+terser@^4.6.2:
+  version "4.6.13"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.6.13.tgz#e879a7364a5e0db52ba4891ecde007422c56a916"
+  integrity sha512-wMvqukYgVpQlymbnNbabVZbtM6PN63AzqexpwJL8tbh/mRT9LE5o+ruVduAGL7D6Fpjl+Q+06U5I9Ul82odAhw==
+  dependencies:
+    commander "^2.20.0"
+    source-map "~0.6.1"
+    source-map-support "~0.5.12"
+
 test-exclude@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-6.0.0.tgz#04a8698661d805ea6fa293b6cb9e63ac044ef15e"