From e146eb113218192fbceeb45b02191cf767cc63fb Mon Sep 17 00:00:00 2001
From: Thomas Steiner <tomac@google.com>
Date: Wed, 4 Jun 2025 18:06:42 +0200
Subject: [PATCH] Add Built-in AI APIs

---
 dist/fugu-apis.js | 65 ++++++++++++++++++++++++++++++++++++++++++++++-
 package-lock.json |  8 +++---
 package.json      |  2 +-
 3 files changed, 69 insertions(+), 6 deletions(-)

diff --git a/dist/fugu-apis.js b/dist/fugu-apis.js
index 006c607..b3c35d2 100644
--- a/dist/fugu-apis.js
+++ b/dist/fugu-apis.js
@@ -748,6 +748,69 @@ const patterns = {
     blinkFeatureID: 3902,
     chromeStatusID: 5741247866077184,
   },
+  'Prompt': {
+    regEx: /LanguageModel\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'LanguageModel' in self)(),
+    featureDetection: `(async () => 'LanguageModel' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/prompt-api',
+    blinkFeatureID: 5405,
+    chromeStatusID: 5134603979063296,
+  },
+  'Summarizer': {
+    regEx: /Summarizer\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'Summarizer' in self)(),
+    featureDetection: `(async () => 'Summarizer' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/summarizer-api',
+    blinkFeatureID: 5445,
+    chromeStatusID: 5193953788559360,
+  },
+  'Writer': {
+    regEx: /Writer\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'Writer' in self)(),
+    featureDetection: `(async () => 'Writer' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/writer-api',
+    blinkFeatureID: 5417,
+    chromeStatusID: 4712595362414592,
+  },
+  'Rewriter': {
+    regEx: /Rewriter\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'Rewriter' in self)(),
+    featureDetection: `(async () => 'Rewriter' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/rewriter-api',
+    blinkFeatureID: 5431,
+    chromeStatusID: 5112320150470656,
+  },
+  'Proofreader': {
+    regEx: /Proofreader\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'Proofreader' in self)(),
+    featureDetection: `(async () => 'Proofreader' in self)()`,
+    documentation: 'https://github.com/webmachinelearning/proofreader-api',
+    blinkFeatureID: 5567,
+    chromeStatusID: 5164677291835392,
+  },
+  'Translator': {
+    regEx: /Translator\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'Translator' in self)(),
+    featureDetection: `(async () => 'Translator' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/translator-api',
+    blinkFeatureID: 5392,
+    chromeStatusID: 5172811302961152,
+  },
+  'LanguageDetector': {
+    regEx: /LanguageDetector\.create\s*\(/g,
+    where: 'JavaScript',
+    supported: (async () => 'LanguageDetector' in self)(),
+    featureDetection: `(async () => 'LanguageDetector' in self)()`,
+    documentation: 'https://developer.chrome.com/docs/ai/language-detection',
+    blinkFeatureID: 5401,
+    chromeStatusID: 6494349985841152,
+  },
 };
 
 const responseBodies = $WPT_BODIES;
@@ -763,7 +826,7 @@ const checkURLConditions = (where, url, mimeType, responseBody) => {
   // (https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types#textjavascript).
   if (
     where === "JavaScript" &&
-    /.m?js/.test(url) &&
+    /\.m?js/.test(url) &&
     mimeType.toLowerCase().endsWith("script")
   ) {
     return true;
diff --git a/package-lock.json b/package-lock.json
index 94295b1..b0f2c54 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "Apache-2.0",
       "devDependencies": {
-        "fugu-api-data": "^1.20.0",
+        "fugu-api-data": "^1.21.0",
         "jest": "^29.7.0",
         "webpagetest": "github:HTTPArchive/WebPageTest.api-nodejs"
       }
@@ -1850,9 +1850,9 @@
       }
     },
     "node_modules/fugu-api-data": {
-      "version": "1.20.0",
-      "resolved": "https://registry.npmjs.org/fugu-api-data/-/fugu-api-data-1.20.0.tgz",
-      "integrity": "sha512-1pLCOhfjl7w/VbKy24WSK/vj97mn+ct92XqyHyBcTamLBfK4A10R3yZJt7g7uAiexF/8B5ftaFqBX0ixp9CzSg==",
+      "version": "1.21.0",
+      "resolved": "https://registry.npmjs.org/fugu-api-data/-/fugu-api-data-1.21.0.tgz",
+      "integrity": "sha512-YbFg7i131M4mLZftOj7pHZESI4Zd/tC5F6+C9/C+ZNfoo3m2zC7Qy3KzPHY31Ia+4CQtNR2q+sMLyAuTUgI1aA==",
       "dev": true,
       "license": "Apache-2.0"
     },
diff --git a/package.json b/package.json
index b0ab8d2..49a3b15 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "homepage": "https://github.com/HTTPArchive/custom-metrics#readme",
   "devDependencies": {
-    "fugu-api-data": "^1.20.0",
+    "fugu-api-data": "^1.21.0",
     "jest": "^29.7.0",
     "webpagetest": "github:HTTPArchive/WebPageTest.api-nodejs"
   },