chore: set minimum node version to 10 (#351)

Author: KingDarBoja

.circleci/config.yml

@@ -9,7 +9,7 @@ references:
 jobs:
     build:
         docker:
-            - image: circleci/node:8
+            - image: circleci/node:10
 
         working_directory: ~/repo
 

package.json

@@ -7,7 +7,7 @@
     },
     "description": "Converts your TSLint configuration to the closest reasonable ESLint equivalent.",
     "engines": {
-        "node": ">=8.0.0"
+        "node": ">=10.0.0"
     },
     "dependencies": {
         "chalk": "3.0.0",

tsconfig.json

@@ -4,7 +4,7 @@
         "declaration": true,
         "esModuleInterop": true,
         "incremental": true,
-        "lib": ["es2017"],
+        "lib": [],
         "module": "commonjs",
         "noFallthroughCasesInSwitch": true,
         "noImplicitAny": true,
@@ -19,7 +19,7 @@
         "strictFunctionTypes": true,
         "strictNullChecks": true,
         "strictPropertyInitialization": true,
-        "target": "es2015"
+        "target": "es2018"
     },
     "exclude": ["test/tests/**/*"],
     "include": ["src/**/*"]