Upgrade to Electron 3.1.10

package.json

@@ -12,9 +12,9 @@
     "url": "https://github.com/atom/atom/issues"
   },
   "license": "MIT",
-  "electronVersion": "2.0.18",
+  "electronVersion": "3.1.10",
   "dependencies": {
-    "@atom/nsfw": "1.0.22",
+    "@atom/nsfw": "1.0.23",
     "@atom/source-map-support": "^0.3.4",
     "@atom/watcher": "1.3.1",
     "about": "file:packages/about",

script/lib/check-chromedriver-version.js

@@ -5,17 +5,17 @@ const CONFIG = require('../config')
 const semver = require('semver')
 
 module.exports = function () {
-  // Chromedriver should be specified as ~x.y where x and y match Electron major/minor
+  // Chromedriver should be specified as ^n.x where n matches the Electron major version
   const chromedriverVer = buildMetadata.dependencies['electron-chromedriver']
   const mksnapshotVer = buildMetadata.dependencies['electron-mksnapshot']
 
-  // Always use tilde on electron-chromedriver so that it can pick up the best patch version
-  if (!chromedriverVer.startsWith('~')) {
-    throw new Error(`electron-chromedriver version in script/package.json should start with a tilde to match latest patch version.`)
+  // Always use caret on electron-chromedriver so that it can pick up the best minor/patch versions
+  if (!chromedriverVer.startsWith('^')) {
+    throw new Error(`electron-chromedriver version in script/package.json should start with a caret to match latest patch version.`)
   }
 
-  if (!mksnapshotVer.startsWith('~')) {
-    throw new Error(`electron-mksnapshot version in script/package.json should start with a tilde to match latest patch version.`)
+  if (!mksnapshotVer.startsWith('^')) {
+    throw new Error(`electron-mksnapshot version in script/package.json should start with a caret to match latest patch version.`)
   }
 
   const electronVer = CONFIG.appMetadata.electronVersion

script/lib/generate-startup-snapshot.js

@@ -105,22 +105,36 @@ module.exports = function (packagedAppPath) {
       {env: Object.assign({}, process.env, {ELECTRON_RUN_AS_NODE: 1})}
     )
 
-    const generatedStartupBlobPath = path.join(CONFIG.buildOutputPath, 'snapshot_blob.bin')
-    console.log(`Generating startup blob at "${generatedStartupBlobPath}"`)
-    childProcess.execFileSync(
-      path.join(CONFIG.repositoryRootPath, 'script', 'node_modules', 'electron-mksnapshot', 'bin', 'mksnapshot'),
-      ['--no-use_ic', snapshotScriptPath, '--startup_blob', generatedStartupBlobPath]
+    console.log('Generating startup blob with mksnapshot')
+    childProcess.spawnSync(
+      process.execPath, [
+        path.join(CONFIG.repositoryRootPath, 'script', 'node_modules', 'electron-mksnapshot', 'mksnapshot.js'),
+        snapshotScriptPath,
+        '--output_dir',
+        CONFIG.buildOutputPath
+      ]
     )
 
     let startupBlobDestinationPath
     if (process.platform === 'darwin') {
-      startupBlobDestinationPath = `${packagedAppPath}/Contents/Frameworks/Electron Framework.framework/Resources/snapshot_blob.bin`
+      startupBlobDestinationPath = `${packagedAppPath}/Contents/Frameworks/Electron Framework.framework/Resources`
     } else {
-      startupBlobDestinationPath = path.join(packagedAppPath, 'snapshot_blob.bin')
+      startupBlobDestinationPath = packagedAppPath
     }
 
-    console.log(`Moving generated startup blob into "${startupBlobDestinationPath}"`)
-    fs.unlinkSync(startupBlobDestinationPath)
-    fs.renameSync(generatedStartupBlobPath, startupBlobDestinationPath)
+    const snapshotBinaries = ['v8_context_snapshot.bin', 'snapshot_blob.bin']
+    for (let snapshotBinary of snapshotBinaries) {
+      const destinationPath = path.join(startupBlobDestinationPath, snapshotBinary)
+      console.log(`Moving generated startup blob into "${destinationPath}"`)
+      try {
+        fs.unlinkSync(destinationPath)
+      } catch (err) {
+        // Doesn't matter if the file doesn't exist already
+        if (!err.code || err.code !== 'ENOENT') {
+          throw err
+        }
+      }
+      fs.renameSync(path.join(CONFIG.buildOutputPath, snapshotBinary), destinationPath)
+    }
   })
 }

script/package.json

@@ -10,9 +10,9 @@
     "coffeelint": "1.15.7",
     "colors": "1.1.2",
     "donna": "1.0.16",
-    "electron-chromedriver": "~2.0",
+    "electron-chromedriver": "^3.0.0",
     "electron-link": "0.4.0",
-    "electron-mksnapshot": "~2.0",
+    "electron-mksnapshot": "^3.1.10",
     "electron-packager": "12.2.0",
     "electron-winstaller": "2.6.4",
     "eslint": "^5.16.0",

spec/theme-manager-spec.js

@@ -319,9 +319,9 @@ h2 {
     it('returns a disposable allowing styles applied by the given path to be removed', function () {
       const cssPath = require.resolve('./fixtures/css.css')
 
-      expect(getComputedStyle(document.body).fontWeight).not.toBe('bold')
+      expect(getComputedStyle(document.body).fontWeight).not.toBe('700')
       const disposable = atom.themes.requireStylesheet(cssPath)
-      expect(getComputedStyle(document.body).fontWeight).toBe('bold')
+      expect(getComputedStyle(document.body).fontWeight).toBe('700')
 
       let styleElementRemovedHandler
       atom.styles.onDidRemoveStyleElement(

src/text-editor-component.js

@@ -4449,7 +4449,7 @@ class NodePool {
 
     if (element) {
       element.className = className || ''
-      element.styleMap.forEach((value, key) => {
+      element.attributeStyleMap.forEach((value, key) => {
         if (!style || style[key] == null) element.style[key] = ''
       })
       if (style) Object.assign(element.style, style)