feat: exclude cdk folders from git, npm and tsc (projen#141)

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API.md

@@ -2285,6 +2285,7 @@ Name | Type | Description
 **docgen**?🔹 | <code>boolean</code> | __*Optional*__
 **eslint**?🔹 | <code>[Eslint](#projen-eslint)</code> | __*Optional*__
 **jest**?🔹 | <code>[Jest](#projen-jest)</code> | __*Optional*__
+**tsconfig**?🔹 | <code>[TypescriptConfig](#projen-typescriptconfig)</code> | __*Optional*__
 
 ### Methods
 

src/awscdk-app-ts.ts

@@ -102,6 +102,17 @@ export class AwsCdkTypeScriptApp extends TypeScriptAppProject {
       app: `npx ts-node ${path.join(this.srcdir, this.appEntrypoint)}`,
     };
 
+    this.gitignore.exclude('cdk.out/');
+    this.gitignore.exclude('.cdk.staging/');
+    this.gitignore.exclude('.parcel-cache/');
+
+    this.npmignore?.exclude('cdk.out/');
+    this.npmignore?.exclude('.cdk.staging/');
+
+    if (this.tsconfig) {
+      this.tsconfig.exclude.push('cdk.out');
+    }
+
     this.addDevDeps('ts-node');
 
     new JsonFile(this, 'cdk.json', {

src/typescript.ts

@@ -101,6 +101,7 @@ export class TypeScriptProject extends NodeProject {
   public readonly docsDirectory: string;
   public readonly eslint?: Eslint;
   public readonly jest?: Jest;
+  public readonly tsconfig?: TypescriptConfig;
 
   /**
    * The directory in which the .ts sources reside.
@@ -195,7 +196,7 @@ export class TypeScriptProject extends NodeProject {
     };
 
     if (!options.disableTsconfig) {
-      new TypescriptConfig(this, {
+      this.tsconfig = new TypescriptConfig(this, {
         include: [`${this.srcdir}/**/*.ts`],
         exclude: [
           'node_modules',