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fix(@schematics/angular): workaround bug in recorder/update #14252

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merged 1 commit into from
Apr 23, 2019
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fix(@schematics/angular): workaround bug in recorder/update #14252

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16 changes: 14 additions & 2 deletions packages/schematics/angular/migrations/update-8/differential-loading.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -112,9 +112,21 @@ function updateBrowserlist(): Rule {

const browserslistPath = join(normalize(project.root), 'browserslist');
if (typeof project.sourceRoot === 'string') {
// Move the CLI 7 style browserlist to root if it's there.
const srcBrowsersList = join(normalize(project.sourceRoot), 'browserslist');
if (tree.exists(srcBrowsersList)) {
tree.rename(srcBrowsersList, browserslistPath);
if (tree.exists(srcBrowsersList) && !tree.exists(browserslistPath)) {
// TODO: use rename instead.
// This is a hacky workaround. We should be able to just rename it.
// On unit tests the rename works fine but on real projects it fails with
// ERROR! browserslist does not exist..
// This seems to happen because we are both renaming and then commiting an update.
// But it's fine if we read/create/delete. There's a bug somewhere.
// tree.rename(srcBrowsersList, browserslistPath);
const content = tree.read(srcBrowsersList);
if (content) {
tree.create(browserslistPath, content);
tree.delete(srcBrowsersList);
}
}
}

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