Upgraded min nodejs version to v14

Author: timocov

.github/workflows/ci.yml

@@ -12,10 +12,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-node@v1
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
       with:
-        node-version: 12
+        node-version: 14
     - run: npm install
     - run: npm run lint
     - run: npm run build

.github/workflows/release.yml

@@ -11,10 +11,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-node@v1
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
       with:
-        node-version: 12
+        node-version: 14
         registry-url: 'https://registry.npmjs.org'
     - run: npm install
     - run: bash ./prepare-release.sh

package.json

@@ -31,7 +31,7 @@
   "devDependencies": {
     "@types/chai": "~4.2.11",
     "@types/mocha": "~7.0.2",
-    "@types/node": "~13.13.4",
+    "@types/node": "~14.18.26",
     "chai": "~4.2.0",
     "mocha": "~8.0.1",
     "npm-run-all": "~4.1.5",

tsconfig.base.json

@@ -2,7 +2,8 @@
 	"compilerOptions": {
 		"baseUrl": "./",
 		"declaration": false,
-		"lib": ["es2015", "es2016"],
+		"lib": ["es2020"],
+		"module": "commonjs",
 		"newLine": "LF",
 		"noEmitOnError": true,
 		"noFallthroughCasesInSwitch": true,
@@ -11,7 +12,7 @@
 		"outDir": "./lib",
 		"rootDir": "./",
 		"strict": true,
-		"target": "es5",
+		"target": "es2020",
 		"types": []
 	}
 }