build(tsconfig): emit esm output

Author: kwonoj

package.json

@@ -2,8 +2,9 @@
   "name": "tslog",
   "version": "2.11.0",
   "description": "📝 Expressive TypeScript Logger for Node.js: Pretty errors, stack traces, code frames, and JSON output to attachable transports.",
-  "main": "dist/index",
-  "typings": "dist/index",
+  "main": "./dist/cjs/index.js",
+  "module": "./dist/esm/index.js",
+  "types": "./dist/types/index.d.ts",
   "engines": {
     "node": ">=10"
   },
@@ -12,7 +13,7 @@
     "ts-node-onchange": "onchange -i \"**/*.ts\" -- npm run ts-node",
     "start-ts": "npm run ts-node",
     "start": "node dist/example/index.js",
-    "build": "tsc",
+    "build": "tsc -b tsconfig.json tsconfig.esm.json tsconfig.types.json",
     "prepublishOnly": "npm run build && npm run test",
     "eslint": "eslint . --ext .ts",
     "eslint-fix": "eslint . --ext .ts --fix",
@@ -80,7 +81,8 @@
     "source-map-support": "^0.5.19"
   },
   "files": [
-    "dist"
+    "dist",
+    "src"
   ],
   "keywords": [
     "logger",

tsconfig.esm.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "esnext",
+    "outDir": "dist/esm"
+  }
+}

tsconfig.json

@@ -15,12 +15,10 @@
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "sourceMap": true,
-    "declaration": true,
-    "declarationMap": true,
     "strict": true,
     "suppressImplicitAnyIndexErrors": true,
     "allowSyntheticDefaultImports": true,
-    "outDir": "dist"
+    "outDir": "dist/cjs"
   },
   "include": [
     "src/*.ts",

tsconfig.types.json

@@ -0,0 +1,12 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "esnext",
+    "target": "es2015",
+    "removeComments": false,
+    "declaration": true,
+    "declarationMap": true,
+    "declarationDir": "dist/types",
+    "emitDeclarationOnly": true
+  }
+}