fix: support node esm (#30)

Author: yeonjuan

package.json

@@ -4,11 +4,10 @@
   "description": "A parser for git diff",
   "main": "./build/cjs/index.js",
   "module": "./build/mjs/index.js",
-  "types": "./build/types/index.d.ts",
+  "types": "./build/cjs/index.d.ts",
   "scripts": {
     "prepublish": "yarn build",
-    "build": "rimraf build && tsc -p tsconfig.json && tsc -p tsconfig-esm.json",
-    "postbuild": "bash fixup.sh",
+    "build": "rimraf build && tsc -p tsconfig-esm.json && tsc -p tsconfig-cjs.json && bash fixup.sh",
     "format": "prettier . --write",
     "test": "jest --coverage",
     "prebuild": "yarn check:all",
@@ -18,7 +17,6 @@
   },
   "exports": {
     ".": {
-      "types": "./build/types/index.d.ts",
       "import": "./build/mjs/index.js",
       "require": "./build/cjs/index.js",
       "default": "./build/mjs/index.js"

tsconfig-base.json

@@ -0,0 +1,9 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS",
+    "outDir": "build/cjs",
+    "declarationDir": "build/cjs",
+    "target": "es2022"
+  }
+}

tsconfig-cjs.json

@@ -2,6 +2,8 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "module": "esnext",
-    "outDir": "build/mjs"
+    "outDir": "build/mjs",
+    "declarationDir": "build/mjs",
+    "target": "ESNext"
   }
 }

tsconfig-esm.json

@@ -1,8 +1,26 @@
 {
-  "extends": "./tsconfig-base.json",
+  "exclude": [
+    "src/__tests__",
+    "src/__fixtures__",
+    "build",
+    "node_modules",
+    "demo"
+  ],
+  "include": ["src/**/*.ts"],
   "compilerOptions": {
     "module": "CommonJS",
-    "outDir": "build/cjs",
-    "moduleResolution": "Node"
+    "allowSyntheticDefaultImports": true,
+    "declaration": true,
+    "declarationMap": true,
+    "inlineSources": true,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "isolatedModules": true,
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "sourceMap": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "target": "es2022"
   }
 }