Example Patch Release

package.json

@@ -68,7 +68,7 @@
         "lint:css": "stylelint \"src/**/*.scss\" --syntax scss",
         "prebuild:es": "npm-run-all copy:styles ts:defs copy:flow",
         "release": "yarn release:beta",
-        "release:beta": "DIST=beta BRANCH=master ./scripts/release.sh",
+        "release:beta": "DIST=beta BRANCH=hotfix-v21.0.0 ./scripts/release.sh",
         "release:hotfix": "DIST=latest HOTFIX=true ./scripts/release.sh",
         "release:latest": "DIST=latest BRANCH=master ./scripts/release.sh",
         "release:next": "DIST=next BRANCH=next ./scripts/release.sh",

scripts/cut_release.sh

@@ -240,11 +240,8 @@ push_new_release() {
     # Check untracked files
     check_untracked_files || return 1
 
-    # Run the release
-    if ! HUSKY_SKIP_HOOKS=1 BRANCH=$BRANCH DIST=$DIST yarn semantic-release --no-ci; then
-        printf "${red}Failed semantic release!${end}"
-        return 1
-    fi
+    npm version 21.0.1 --no-git-tag-version
+    yarn prettier --write --parser=json package.json
 
     # Get the latest version from uncommitted package.json
     VERSION=$(./node_modules/@box/frontend/shell/version.sh)

src/features/virtualized-table-renderers/__tests__/__snapshots__/lastModifiedByCellRenderer.test.js.snap

@@ -1,3 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`features/virtualized-table-renderers/lastModifiedByCellRenderer should render a LastModifiedByCell 1`] = `"4 years ago by 123-Rando-a@a.com"`;
+exports[`features/virtualized-table-renderers/lastModifiedByCellRenderer should render a LastModifiedByCell 1`] = `"5 years ago by 123-Rando-a@a.com"`;

src/utils/__tests__/uploads.test.js

@@ -55,11 +55,13 @@ describe('util/uploads', () => {
             ${{ lastModified: 'not a number' }}                           | ${null}
             ${{ lastModified: new Date('2017-01-02T03:04:05.678Z') }}     | ${'2017-01-02T03:04:05Z'}
             ${{ lastModified: new Date('not valid') }}                    | ${null}
+            ${{ lastModified: -11644473600 }}                             | ${null}
             ${{}}                                                         | ${null}
             ${{ lastModifiedDate: 1483326245678 }}                        | ${'2017-01-02T03:04:05Z'}
             ${{ lastModifiedDate: 'not a number' }}                       | ${null}
             ${{ lastModifiedDate: new Date('2017-01-02T03:04:05.678Z') }} | ${'2017-01-02T03:04:05Z'}
             ${{ lastModifiedDate: new Date('not valid') }}                | ${null}
+            ${{ lastModifiedDate: -11644473600 }}                         | ${null}
             ${{}}                                                         | ${null}
         `(
             'should return the properly formatted date when possible and return null otherwise',

src/utils/uploads.js

@@ -133,13 +133,23 @@ function getFileLastModifiedAsISONoMSIfPossible(file: UploadFile): ?string {
     // The compatibility chart at https://developer.mozilla.org/en-US/docs/Web/API/File/lastModified#Browser_compatibility
     // is not up to date as of 12-13-2018. Edge & ie11 do not support lastModified, but support lastModifiedDate.
     const lastModified = file.lastModified || file.lastModifiedDate;
-    if (
-        lastModified &&
-        (typeof lastModified === 'string' || typeof lastModified === 'number' || lastModified instanceof Date)
-    ) {
-        const lastModifiedDate = new Date(lastModified);
-        if (isValidDateObject(lastModifiedDate)) {
-            return toISOStringNoMS(lastModifiedDate);
+    if (lastModified) {
+        let lastModifiedDate: Date | null = null;
+
+        if (typeof lastModified === 'number') {
+            // Only non-negative timestamps are valid. In rare cases, the timestamp may be erroneously set to a negative value
+            // https://issues.chromium.org/issues/393149335
+            if (lastModified < 0) {
+                return null;
+            }
+            lastModifiedDate = new Date(lastModified); // Try number first
+        } else if (typeof lastModified === 'string' || lastModified instanceof Date) {
+            lastModifiedDate = new Date(lastModified);
+        }
+
+        if (lastModifiedDate && isValidDateObject(lastModifiedDate)) {
+            const isoString = toISOStringNoMS(lastModifiedDate);
+            return isoString;
         }
     }