feat(gatsby-core-utils): Move page-data & HTML utils to package

e2e-tests/development-runtime/cypress/plugins/block-resources.js

@@ -4,6 +4,7 @@
 const fs = require(`fs-extra`)
 const path = require(`path`)
 const glob = require(`glob`)
+const { fixedPagePath } = require(`gatsby-core-utils`)
 
 const siteDir = path.join(__dirname, `..`, `..`)
 const srcDir = path.join(siteDir, `src`)
@@ -32,13 +33,21 @@ const restoreAsset = hiddenPath => {
 }
 
 const getPageDataPath = pagePath => {
-  const fixedPagePath = pagePath === `/` ? `index` : pagePath
-  return path.join(publicDir, `page-data`, fixedPagePath, `page-data.json`)
+  return path.join(
+    publicDir,
+    `page-data`,
+    fixedPagePath(pagePath),
+    `page-data.json`
+  )
 }
 
 const getHiddenPageDataPath = pagePath => {
-  const fixedPagePath = pagePath === `/` ? `index` : pagePath
-  return path.join(publicDir, `page-data`, fixedPagePath, `_page-data.json`)
+  return path.join(
+    publicDir,
+    `page-data`,
+    fixedPagePath(pagePath),
+    `_page-data.json`
+  )
 }
 
 const blockPageData = pagePath =>

e2e-tests/development-runtime/package.json

@@ -57,6 +57,7 @@
     "cross-env": "^5.2.0",
     "cypress": "6.1.0",
     "fs-extra": "^7.0.1",
+    "gatsby-core-utils": "^2.12.0",
     "gatsby-cypress": "^0.1.7",
     "is-ci": "^2.0.0",
     "prettier": "2.0.4",

e2e-tests/production-runtime/cypress/plugins/block-resources.js

@@ -1,6 +1,6 @@
 const fs = require(`fs-extra`)
 const path = require(`path`)
-
+const { fixedPagePath } = require(`gatsby-core-utils`)
 const publicDir = path.join(__dirname, `..`, `..`, `public`)
 
 function getAssetManifest() {
@@ -9,8 +9,7 @@ function getAssetManifest() {
 }
 
 function getPageDataPath(pagePath) {
-  const fixedPagePath = pagePath === `/` ? `index` : pagePath
-  return path.posix.join(`page-data`, fixedPagePath, `page-data.json`)
+  return path.posix.join(`page-data`, fixedPagePath(pagePath), `page-data.json`)
 }
 
 const filterAssets = (assetsForPath, filter) => {

e2e-tests/production-runtime/package.json

@@ -16,8 +16,8 @@
     "gatsby-plugin-sass": "^4.1.0-next.2",
     "gatsby-plugin-sharp": "^3.0.0-next.5",
     "gatsby-plugin-stylus": "^3.1.0-next.2",
-    "gatsby-source-filesystem": "^3.3.0",
     "gatsby-seo": "^0.1.0",
+    "gatsby-source-filesystem": "^3.3.0",
     "glob": "^7.1.3",
     "react": "^16.9.0",
     "react-dom": "^16.9.0",
@@ -51,6 +51,7 @@
   "devDependencies": {
     "cross-env": "^5.2.0",
     "fs-extra": "^7.0.1",
+    "gatsby-core-utils": "^2.12.0",
     "is-ci": "^2.0.0",
     "prettier": "2.0.4",
     "start-server-and-test": "^1.7.1"

integration-tests/ssr/package.json

@@ -14,16 +14,17 @@
     "tailwindcss": "1"
   },
   "devDependencies": {
+    "cheerio": "^1.0.0-rc.9",
     "cross-env": "^5.0.2",
     "fs-extra": "^9.0.0",
+    "gatsby-core-utils": "^2.12.0",
     "jest": "^24.0.0",
     "jest-diff": "^24.0.0",
     "jest-serializer-path": "^0.1.15",
-    "npm-run-all": "4.1.5",
-    "start-server-and-test": "^1.11.3",
     "node-fetch": "^2.6.1",
+    "npm-run-all": "4.1.5",
     "prettier": "^2.3.1",
-    "cheerio": "^1.0.0-rc.9",
+    "start-server-and-test": "^1.11.3",
     "strip-ansi": "^6.0.0"
   },
   "license": "MIT",

integration-tests/ssr/test-output.js

@@ -3,7 +3,7 @@
 // - start the develop server
 // - run this script
 async function run() {
-  const { getPageHtmlFilePath } = require(`gatsby/dist/utils/page-html`)
+  const { generateHtmlPath } = require(`gatsby-core-utils`)
   const { join } = require(`path`)
   const fs = require(`fs-extra`)
   const fetch = require(`node-fetch`)
@@ -38,7 +38,7 @@ async function run() {
     const builtHtml = format(
       filterHtml(
         fs.readFileSync(
-          getPageHtmlFilePath(join(process.cwd(), `public`), path),
+          generateHtmlPath(join(process.cwd(), `public`), path),
           `utf-8`
         )
       )

packages/gatsby-core-utils/src/__tests__/page-data.ts

@@ -0,0 +1,26 @@
+import os from "os"
+import { generatePageDataPath } from "../page-data"
+
+describe(`page-data`, () => {
+  it(`returns correct page data path`, () => {
+    if (os.platform() !== `win32`) {
+      expect(generatePageDataPath(`public`, `/path/1`)).toBe(
+        `public/page-data/path/1/page-data.json`
+      )
+
+      expect(generatePageDataPath(`public`, `/`)).toBe(
+        `public/page-data/index/page-data.json`
+      )
+    }
+
+    if (os.platform() === `win32`) {
+      expect(generatePageDataPath(`public`, `/path/1`)).toBe(
+        `public\\page-data\\path\\1\\page-data.json`
+      )
+
+      expect(generatePageDataPath(`public`, `/`)).toBe(
+        `public\\page-data\\index\\page-data.json`
+      )
+    }
+  })
+})

packages/gatsby-core-utils/src/__tests__/page-html.ts

@@ -0,0 +1,26 @@
+import os from "os"
+import { generateHtmlPath } from "../page-html"
+
+describe(`page-html`, () => {
+  it(`returns correct html path`, () => {
+    if (os.platform() !== `win32`) {
+      expect(generateHtmlPath(`public`, `/path/1`)).toBe(
+        `public/path/1/index.html`
+      )
+
+      expect(generateHtmlPath(`public`, `/path/1/index.html`)).toBe(
+        `public/path/1/index.html`
+      )
+    }
+
+    if (os.platform() === `win32`) {
+      expect(generateHtmlPath(`public`, `/path/1`)).toBe(
+        `public\\path\\1\\index.html`
+      )
+
+      expect(generateHtmlPath(`public`, `/path/1/index.html`)).toBe(
+        `public\\path\\1\\index.html`
+      )
+    }
+  })
+})

packages/gatsby-core-utils/src/index.ts

@@ -12,3 +12,5 @@ export { isTruthy } from "./is-truthy"
 export { getMatchPath } from "./match-path"
 export * from "./service-lock"
 export * from "./site-metadata"
+export * from "./page-data"
+export * from "./page-html"

packages/gatsby-core-utils/src/page-data.ts

@@ -0,0 +1,17 @@
+import path from "path"
+
+export function fixedPagePath(pagePath: string): string {
+  return pagePath === `/` ? `index` : pagePath
+}
+
+export function generatePageDataPath(
+  publicDir: string,
+  pagePath: string
+): string {
+  return path.join(
+    publicDir,
+    `page-data`,
+    fixedPagePath(pagePath),
+    `page-data.json`
+  )
+}

packages/gatsby/src/utils/page-html.ts → packages/gatsby-core-utils/src/page-html.ts

@@ -4,11 +4,7 @@ import path from "path"
 const checkForHtmlSuffix = (pagePath: string): boolean =>
   !/\.(html?)$/i.test(pagePath)
 
-// copied from https://github.com/markdalgleish/static-site-generator-webpack-plugin/blob/master/index.js#L161
-export const getPageHtmlFilePath = (
-  dir: string,
-  outputPath: string
-): string => {
+export function generateHtmlPath(dir: string, outputPath: string): string {
   let outputFileName = outputPath.replace(/^(\/|\\)/, ``) // Remove leading slashes for webpack-dev-server
 
   if (checkForHtmlSuffix(outputPath)) {
@@ -18,11 +14,11 @@ export const getPageHtmlFilePath = (
   return path.join(dir, outputFileName)
 }
 
-export const remove = async (
+export async function remove(
   { publicDir }: { publicDir: string },
   pagePath: string
-): Promise<void> => {
-  const filePath = getPageHtmlFilePath(publicDir, pagePath)
+): Promise<void> {
+  const filePath = generateHtmlPath(publicDir, pagePath)
   if (fs.existsSync(filePath)) {
     return await fs.remove(filePath)
   }

packages/gatsby-plugin-gatsby-cloud/package.json

@@ -10,6 +10,7 @@
     "@babel/runtime": "^7.14.8",
     "date-fns": "^2.22.1",
     "fs-extra": "^8.1.0",
+    "gatsby-core-utils": "^2.13.0-next.0",
     "gatsby-telemetry": "^2.13.0-next.0",
     "kebab-hash": "^0.1.2",
     "lodash": "^4.17.21",

packages/gatsby-plugin-gatsby-cloud/src/build-headers-program.js

@@ -2,6 +2,7 @@ import _ from "lodash"
 import { createWriteStream, existsSync } from "fs-extra"
 import { parse, posix } from "path"
 import kebabHash from "kebab-hash"
+import { fixedPagePath } from "gatsby-core-utils"
 import { IMMUTABLE_CACHING_HEADER } from "./constants"
 
 import {
@@ -56,8 +57,7 @@ function pathChunkName(path) {
 }
 
 function getPageDataPath(path) {
-  const fixedPagePath = path === `/` ? `index` : path
-  return posix.join(`page-data`, fixedPagePath, `page-data.json`)
+  return posix.join(`page-data`, fixedPagePath(path), `page-data.json`)
 }
 
 function getScriptPath(file, manifest) {

packages/gatsby-plugin-netlify/package.json

@@ -15,6 +15,7 @@
   "dependencies": {
     "@babel/runtime": "^7.14.8",
     "fs-extra": "^8.1.0",
+    "gatsby-core-utils": "^2.13.0-next.0",
     "kebab-hash": "^0.1.2",
     "lodash": "^4.17.21",
     "webpack-assets-manifest": "^5.0.6"

packages/gatsby-plugin-netlify/src/build-headers-program.js

@@ -2,6 +2,7 @@ import _ from "lodash"
 import { writeFile, existsSync } from "fs-extra"
 import { parse, posix } from "path"
 import kebabHash from "kebab-hash"
+import { fixedPagePath } from "gatsby-core-utils"
 import { HEADER_COMMENT, IMMUTABLE_CACHING_HEADER } from "./constants"
 
 import {
@@ -55,8 +56,7 @@ function pathChunkName(path) {
 }
 
 function getPageDataPath(path) {
-  const fixedPagePath = path === `/` ? `index` : path
-  return posix.join(`page-data`, fixedPagePath, `page-data.json`)
+  return posix.join(`page-data`, fixedPagePath(path), `page-data.json`)
 }
 
 function getScriptPath(file, manifest) {

packages/gatsby/src/commands/build-utils.ts

@@ -2,22 +2,20 @@ import fs from "fs-extra"
 import path from "path"
 import { platform } from "os"
 import reporter from "gatsby-cli/lib/reporter"
-
 import {
   remove as removePageHtmlFile,
-  getPageHtmlFilePath,
-} from "../utils/page-html"
-import { removePageData, fixedPagePath } from "../utils/page-data"
+  generateHtmlPath,
+  fixedPagePath,
+} from "gatsby-core-utils"
+import { removePageData } from "../utils/page-data"
 import { store } from "../redux"
 import { IGatsbyState } from "../redux/types"
 
 const checkFolderIsEmpty = (path: string): boolean =>
   fs.existsSync(path) && !fs.readdirSync(path).length
 
 const checkAndRemoveEmptyDir = (publicDir: string, pagePath: string): void => {
-  const pageHtmlDirectory = path.dirname(
-    getPageHtmlFilePath(publicDir, pagePath)
-  )
+  const pageHtmlDirectory = path.dirname(generateHtmlPath(publicDir, pagePath))
   const pageDataDirectory = path.join(
     publicDir,
     `page-data`,

packages/gatsby/src/utils/__tests__/get-page-data.ts

@@ -1,10 +1,7 @@
+import { fixedPagePath } from "gatsby-core-utils"
 import { store } from "../../redux"
 import { getPageData, RETRY_INTERVAL } from "../get-page-data"
-import {
-  fixedPagePath,
-  flush as flushPageData,
-  savePageQueryResult,
-} from "../page-data"
+import { flush as flushPageData, savePageQueryResult } from "../page-data"
 import {
   IGatsbyPage,
   IGatsbyPlugin,

packages/gatsby/src/utils/develop-preload-headers.ts

@@ -1,8 +1,8 @@
 import { Response } from "express"
 import * as path from "path"
-
+import { fixedPagePath } from "gatsby-core-utils"
 import { findPageByPath } from "./find-page-by-path"
-import { fixedPagePath, readPageData } from "./page-data"
+import { readPageData } from "./page-data"
 import { store } from "../redux"
 
 /**