fix: don't require ARTIFACT_NAME with multiple specs (#181)

action.yml

@@ -13,9 +13,6 @@ inputs:
     description: Source file path.
   DESTINATION:
     description: Destination path, relative to repository root.
-  ARTIFACT_NAME:
-    description: Name for build artifact. Required when building multiple documents in same job.
-    default: "spec-prod-result"
   BUILD_FAIL_ON:
     description: Exit behaviour on errors.
     default: fatal
@@ -49,6 +46,8 @@ inputs:
     description: Override Bikeshed's metadata or ReSpec's respecConfig for W3C deployment and validations.
   W3C_NOTIFICATIONS_CC:
     description: Comma separated list of email addresses to CC
+  ARTIFACT_NAME:
+    description: Name for build artifact
 
 runs:
   using: composite
@@ -126,7 +125,7 @@ runs:
         path: |-
           ${{ steps.build.outputs.gh && fromJson(steps.build.outputs.gh).dest }}
           ${{ steps.build.outputs.w3c && fromJson(steps.build.outputs.w3c).dest }}
-        name: ${{ inputs.ARTIFACT_NAME }}
+        name: ${{ steps.prepare.outputs.build && fromJson(steps.prepare.outputs.build).artifactName }}
         retention-days: 5
 
     - name: Validate hyperlinks

docs/examples.md

@@ -184,23 +184,19 @@ jobs:
       max-parallel: 1
       matrix:
         include:
-          - name: spec-0
-            source: spec.html
+          - source: spec.html
             destination: index.html
             echidna_token: ECHIDNA_TOKEN_SPEC
-          - name: spec-1
-            source: spec-1
+          - source: spec-1
             destination: the-spec
             echidna_token: ECHIDNA_TOKEN_SPEC1
-          - name: spec-2
-            source: spec-2
+          - source: spec-2
             # destination defaults to spec-2/index.html
             # echidna_token defaults to no publication to w3.org/TR
     steps:
       - uses: actions/checkout@v4
       - uses: w3c/spec-prod@v2
         with:
-          ARTIFACT_NAME: ${{ matrix.name }} # required when building multiple documents in same job
           SOURCE: ${{ matrix.source }}
           DESTINATION: ${{ matrix.destination }}
           GH_PAGES_BRANCH: gh-pages

docs/options.md

@@ -32,14 +32,6 @@ Location of generated HTML document and other assets. This is useful when you've
 | `my-spec-src`     | `my-spec-out` | `./my-spec-out/index.html` | `./my-spec-out/`           |
 | `index.html`      | `index.html`  | `./index.html`             | `./`                       |
 
-## `ARTIFACT_NAME`
-
-Name for artifact which will be uploaded to workflow run. Required when building multiple documents in same job.
-
-**Possible values:** Any valid artifact name.
-
-**Default:** `"spec-prod-result"`.
-
 ## `BUILD_FAIL_ON`
 
 Define exit behaviour on build errors or warnings.
@@ -192,3 +184,11 @@ A URL to the working group decision to use auto-publish, usually from a w3c mail
 Comma separated list of email addresses to CC. This field is optional.
 
 **Default:** None.
+
+## `ARTIFACT_NAME`
+
+Name for artifact which will be uploaded to workflow run. Required to be unique when building multiple documents in same job.
+
+**Possible values:** Any valid artifact name.
+
+**Default:** `"spec-prod-result"` or inferred from `SOURCE`.

src/build.ts

@@ -6,8 +6,9 @@ import { env, exit, setOutput, sh, unique } from "./utils.js";
 import { deepEqual, StaticServer } from "./utils.js";
 import { PUPPETEER_ENV } from "./constants.js";
 
-import { BasicBuildOptions } from "./prepare-build.js";
+import { BasicBuildOptions as BasicBuildOptions_ } from "./prepare-build.js";
 import { ProcessedInput } from "./prepare.js";
+type BasicBuildOptions = Omit<BasicBuildOptions_, "artifactName">;
 type Input = ProcessedInput["build"];
 type ConfigOverride = Input["configOverride"]["gh" | "w3c"];
 type BuildSuffix = "common" | "gh" | "w3c";

src/prepare-build.ts

@@ -12,7 +12,8 @@ export async function buildOptions(
 	inputs: Inputs,
 	githubContext: GitHubContext,
 ) {
-	const { toolchain, source, destination } = getBasicBuildOptions(inputs);
+	const { toolchain, source, destination, artifactName } =
+		getBasicBuildOptions(inputs);
 
 	const configOverride = {
 		gh: getConfigOverride(inputs.GH_PAGES_BUILD_OVERRIDE),
@@ -35,14 +36,22 @@ export async function buildOptions(
 	const flags = [];
 	flags.push(...getFailOnFlags(toolchain, inputs.BUILD_FAIL_ON));
 
-	return { toolchain, source, destination, flags, configOverride };
+	return {
+		toolchain,
+		source,
+		destination,
+		artifactName,
+		flags,
+		configOverride,
+	};
 }
 
 type NormalizedPath = { dir: string; file: string; path: string };
 export type BasicBuildOptions = {
 	toolchain: "respec" | "bikeshed";
 	source: NormalizedPath;
 	destination: NormalizedPath;
+	artifactName: string;
 };
 function getBasicBuildOptions(inputs: Inputs): BasicBuildOptions {
 	let toolchain = inputs.TOOLCHAIN;
@@ -107,6 +116,21 @@ function getBasicBuildOptions(inputs: Inputs): BasicBuildOptions {
 		return { dir, file, path: path.join(dir, file) };
 	};
 
+	const getArtifactNameFromSource = (source: string): string => {
+		source = source.toLowerCase().trim();
+		const sourceSlug = source
+			.replace(/\//g, "-")
+			.replace(/\s+/g, "-")
+			.replace(/index\.(html|bs)$/, "")
+			.replace(/[^\w-]+/g, "")
+			.replace(/--+/g, "-")
+			.replace(/-$/g, "");
+		if (sourceSlug) {
+			return "spec-prod-result" + "-" + sourceSlug;
+		}
+		return "spec-prod-result";
+	};
+
 	destination = (() => {
 		const dest = path.parse(destination || source);
 		dest.ext = ".html";
@@ -116,6 +140,7 @@ function getBasicBuildOptions(inputs: Inputs): BasicBuildOptions {
 
 	return {
 		toolchain,
+		artifactName: inputs.ARTIFACT_NAME || getArtifactNameFromSource(source),
 		source: getNormalizedPath(source),
 		destination: getNormalizedPath(destination),
 	} as BasicBuildOptions;

src/prepare.ts

@@ -25,6 +25,7 @@ export interface Inputs {
 	W3C_BUILD_OVERRIDE: string;
 	W3C_WG_DECISION_URL: string;
 	W3C_NOTIFICATIONS_CC: string;
+	ARTIFACT_NAME?: string;
 }
 
 export interface GitHubContext {