Merge pull request #9 from fourTheorem/fix/optimize-hashing

fix: exclude irrelevant directories from asset hashing

Author: eoinsha

API.md

@@ -14,7 +14,12 @@ import {
 } from 'aws-cdk-lib/aws-lambda';
 import type { BundlingOptions, ICommandHooks } from './types';
 
-export const HASHABLE_DEPENDENCIES_EXCLUDE = ['*.pyc'];
+export const HASHABLE_DEPENDENCIES_EXCLUDE = [
+  '*.pyc',
+  'cdk/**',
+  '.git/**',
+  '.venv/**',
+];
 
 export const DEFAULT_ASSET_EXCLUDES = [
   '.venv/',
@@ -62,17 +67,29 @@ export interface BundlingProps extends BundlingOptions {
    * @default false
    */
   readonly skip?: boolean;
+
+  /**
+   * Glob patterns to exclude from asset hash fingerprinting used for source change
+   * detection
+   *
+   * @default HASHABLE_DEPENDENCIES_EXCLUDE
+   */
+  readonly hashableAssetExclude?: string[];
 }
 
 /**
  * Bundling options for Python Lambda assets
  */
 export class Bundling {
   public static bundle(options: BundlingProps): AssetCode {
+    const {
+      hashableAssetExclude = HASHABLE_DEPENDENCIES_EXCLUDE,
+      ...bundlingOptions
+    } = options;
     return Code.fromAsset(options.rootDir, {
       assetHashType: AssetHashType.SOURCE,
-      exclude: HASHABLE_DEPENDENCIES_EXCLUDE,
-      bundling: new Bundling(options),
+      exclude: hashableAssetExclude,
+      bundling: new Bundling(bundlingOptions),
     });
   }