Include JS files (js, mjs & cjs) in the analysis by default

README.md

@@ -50,8 +50,9 @@ If you have multiple meta files, you can specify them like this `"dist/meta1.jso
 | Name                      | Default                               | Description                                                                                                      |
 |---------------------------|---------------------------------------|------------------------------------------------------------------------------------------------------------------|
 | `metafiles`               | -                                     | A required comma-separated list of paths to [esbuild's meta file]([https://esbuild.github.io/api/#metafile]).    |
-| `name`                    | ${{ github.event.<br>repository.name }} | The name of your project. This will be used in the comment header.                                               |
+| `name`                    | ${{ github.event.<br>repository.name }} | The name of your project. This will be used in the comment header.                                             |
 | `analyze_directory`       | `.analyzer`                           | A path to working directory where bundle analysis are stored.                                                    |
+| `include_extensions`      | `.js,.cjs,.mjs`                       | A comma-separated list of file extension to be included in the analysis table.                                   |
 | `percent_extra_attention` | `20`                                  | If an out file size has increased more than this percent, display a "‼️" to draw extra attention to the change.  |
 | `show_details`            | `true`                                | If `true`, a collapsed "details" section is rendered. It explains the details of the numbers provided and icons. |
 

__tests__/__fixtures__/examples-with-base/multi-output/.analyzer/base/bundle/bundle_analysis.json

@@ -2,7 +2,7 @@
 	"out/meta.json -> out/no-change.js": {
 		"metafile": "out/meta.json",
 		"outfile": "out/no-change.js",
-		"bytes": 733152
+		"bytes": 733190
 	},
 	"out/meta.json -> out/decreased.js": {
 		"metafile": "out/meta.json",

__tests__/__fixtures__/examples-with-base/multi-output/esbuild.mjs

@@ -1,5 +1,6 @@
 import { writeFileSync } from "node:fs";
 import { build } from "esbuild";
+import metaUrlPlugin from '@chialab/esbuild-plugin-meta-url';
 
 const result = await build({
 	entryPoints: [
@@ -8,6 +9,7 @@ const result = await build({
 		`./src/much-increased.ts`,
 		`./src/decreased.ts`,
 		`./src/new-outfile.ts`,
+		`./src/file-imported.ts`,
 	],
 	outdir: `out`,
 	format: "esm",
@@ -16,7 +18,10 @@ const result = await build({
 	platform: "node",
 	target: "node20.9",
 	bundle: true,
-	plugins: [],
+	plugins: [
+		metaUrlPlugin(),
+	],
+	sourcemap: true,
 });
 
 writeFileSync(`out/meta.json`, JSON.stringify(result.metafile, null, 2));

__tests__/__fixtures__/examples-with-base/multi-output/package.json

@@ -3,10 +3,13 @@
 	"version": "1.0.0",
 	"description": "test",
 	"dependencies": {
+		"@jitl/quickjs-wasmfile-release-sync": "^0.29.1",
+		"quickjs-emscripten-core": "^0.29.1",
 		"hono": "4.2.7",
 		"@aws-sdk/client-s3": "3.556.0"
 	},
 	"devDependencies": {
+		"@chialab/esbuild-plugin-meta-url": "^0.18.2",
 		"esbuild": "0.20.2",
 		"typescript": "^5.4.5"
 	},

__tests__/__fixtures__/examples-with-base/multi-output/src/file-imported.ts

@@ -0,0 +1,3 @@
+import { newQuickJSWASMModuleFromVariant } from "quickjs-emscripten-core"
+import releaseVariant from "@jitl/quickjs-wasmfile-release-sync"
+export const QuickJS = await newQuickJSWASMModuleFromVariant(releaseVariant)

__tests__/no-base.test.ts

@@ -17,6 +17,7 @@ describe("examples w/o base analysis", () => {
 			const input: Options = {
 				analyzerDirectory: ".analyzer",
 				budgetPercentIncreaseRed: 20,
+				includeExtensions: [".js", ".mjs", ".cjs"],
 				metafiles: ["out/meta.json"],
 				name: "test",
 				showDetails: false,

__tests__/with-base.test.ts

@@ -26,6 +26,7 @@ describe("examples w/ base analysis", () => {
 			const input: Options = {
 				analyzerDirectory: ".analyzer",
 				budgetPercentIncreaseRed: 20,
+				includeExtensions: [".js", ".mjs", ".cjs"],
 				metafiles,
 				name: "test",
 				showDetails: false,
@@ -45,6 +46,9 @@ describe("examples w/ base analysis", () => {
 
 				const comment = readAnalysisComment(input.analyzerDirectory);
 				expect(comment).not.toMatch(/no changes to the esbuild bundle/i);
+				expect(comment).not.include(".js.map");
+				expect(comment).not.include(".wasm");
+				expect(comment).toMatch(/\.[cm]?js /i);
 				expect(comment).toMatch(/‼️ \+\d+/);
 				expect(comment).toMatch(/⚠️ \+\d+/);
 				expect(comment).toMatch(/✅ {2}-\d+/);

action.yaml

@@ -36,6 +36,11 @@ inputs:
     default: ".analyzer"
     description: |
       A path to working directory where bundle analysis are stored.
+  include_extensions:
+    required: false
+    default: ".js,.cjs,.mjs"
+    description: |
+      A comma-separated list of file extension to be included in the analysis table.
   percent_extra_attention:
     required: false
     default: "20"
@@ -67,6 +72,7 @@ runs:
         INPUT_METAFILES: ${{ inputs.metafiles }}
         INPUT_NAME: ${{ inputs.name }}
         INPUT_ANALYZE_DIRECTORY: ${{ inputs.analyze_directory }}
+        INPUT_INCLUDE_EXTENSIONS: ${{ inputs.include_extensions }}
         INPUT_PERCENT_EXTRA_ATTENTION: ${{ inputs.percent_extra_attention }}
         INPUT_SHOW_DETAILS: ${{ inputs.show_details }}
       run: |

src/index.ts

@@ -21,6 +21,9 @@ function getOptions(): Options {
 		showDetails: ["true", "True", "TRUE"].includes(
 			getInput("show_details") || "true",
 		),
+		includeExtensions: (
+			getInput("include_extensions") || ".js,.mjs,.cjs"
+		).split(","),
 		name,
 		analyzerDirectory: getInput("analyze_directory") || ".analyzer",
 		metafiles: rawMetafiles.split(","),

src/report.ts

@@ -35,6 +35,13 @@ function getAllPageSizes(input: Options): Report {
 		const metaFileJson = loadMetaFile(metaFilePath);
 		Object.entries(metaFileJson.outputs).reduce((acc, output) => {
 			const [outfile, buildMeta] = output;
+			if (
+				!input.includeExtensions.some((ext) =>
+					outfile.toLowerCase().endsWith(ext),
+				)
+			) {
+				return acc;
+			}
 			acc[`${metafile} -> ${outfile}`] = {
 				bytes: buildMeta.bytes,
 				metafile,

src/types.ts

@@ -16,6 +16,7 @@ export interface CompareResult {
 export interface Options {
 	name: string;
 	metafiles: Array<string>;
+	includeExtensions: Array<string>;
 	analyzerDirectory: string;
 	budgetPercentIncreaseRed: number;
 	showDetails: boolean;