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feat(testing): allow usage of jest 30 pre-release versions (#27334)
Allow usage of Jest v30 pre-release version in preparation for the upcoming stable release. Note that this PR is not intended to change any current generator for creating/setting up projects with Jest 30. That will be done when Jest v30 becomes stable. <!-- Please make sure you have read the submission guidelines before posting an PR --> <!-- https://github.com/nrwl/nx/blob/master/CONTRIBUTING.md#-submitting-a-pr --> <!-- Please make sure that your commit message follows our format --> <!-- Example: `fix(nx): must begin with lowercase` --> <!-- If this is a particularly complex change or feature addition, you can request a dedicated Nx release for this pull request branch. Mention someone from the Nx team or the `@nrwl/nx-pipelines-reviewers` and they will confirm if the PR warrants its own release for testing purposes, and generate it for you if appropriate. --> ## Current Behavior <!-- This is the behavior we have today --> ## Expected Behavior <!-- This is the behavior we should expect with the changes in this PR --> ## Related Issue(s) <!-- Please link the issue being fixed so it gets closed when this is merged. --> <!-- Fixes NXP-860 --> Fixes #
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Original file line number | Diff line number | Diff line change |
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import { major } from 'semver'; | ||
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export function getInstalledJestVersion(): string | null { | ||
try { | ||
return require('jest/package.json').version; | ||
} catch { | ||
return null; | ||
} | ||
} | ||
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export function getInstalledJestMajorVersion(): number | null { | ||
const installedVersion = getInstalledJestVersion(); | ||
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return installedVersion ? major(installedVersion) : null; | ||
} |