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createVersionsOverrider.ts
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createVersionsOverrider.ts
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import path from 'path'
import semver from 'semver'
import partition from 'ramda/src/partition'
import { type Dependencies, type PackageManifest, type ReadPackageHook } from '@pnpm/types'
import { PnpmError } from '@pnpm/error'
import { parseOverrides, type VersionOverride as VersionOverrideBase } from '@pnpm/parse-overrides'
import normalizePath from 'normalize-path'
import { isIntersectingRange } from './isIntersectingRange'
export function createVersionsOverrider (
overrides: Record<string, string>,
rootDir: string
): ReadPackageHook {
const parsedOverrides = tryParseOverrides(overrides)
const [versionOverrides, genericVersionOverrides] = partition(({ parentPkg }) => parentPkg != null,
parsedOverrides
.map((override) => {
const linkTarget = createLocalTarget(override, 'link:', rootDir)
const linkFileTarget = createLocalTarget(override, 'file:', rootDir)
return {
...override,
linkTarget,
linkFileTarget,
}
})
) as [VersionOverrideWithParent[], VersionOverride[]]
return ((manifest: PackageManifest, dir?: string) => {
const versionOverridesWithParent = versionOverrides.filter(({ parentPkg }) => {
return (
parentPkg.name === manifest.name &&
(!parentPkg.pref || semver.satisfies(manifest.version, parentPkg.pref))
)
})
overrideDepsOfPkg({ manifest, dir }, versionOverridesWithParent, genericVersionOverrides)
return manifest
}) as ReadPackageHook
}
function tryParseOverrides (overrides: Record<string, string>): VersionOverrideBase[] {
try {
return parseOverrides(overrides)
} catch (e) {
throw new PnpmError('INVALID_OVERRIDES_SELECTOR', `${(e as PnpmError).message} in pnpm.overrides`)
}
}
interface LocalTarget {
absolutePath: string
wasRelative: boolean
}
type LocalPrefix = 'link:' | 'file:'
function createLocalTarget (override: VersionOverrideBase, prefix: LocalPrefix, rootDir: string): LocalTarget | undefined {
if (!override.newPref.startsWith(prefix)) return undefined
const pkgPath = override.newPref.substring(prefix.length)
const wasRelative = !path.isAbsolute(pkgPath)
const absolutePath = wasRelative ? path.join(rootDir, pkgPath) : pkgPath
return { absolutePath, wasRelative }
}
interface VersionOverride extends VersionOverrideBase {
linkTarget?: LocalTarget
linkFileTarget?: LocalTarget
}
interface VersionOverrideWithParent extends VersionOverride {
parentPkg: {
name: string
pref?: string
}
}
function overrideDepsOfPkg (
{ manifest, dir }: { manifest: PackageManifest, dir: string | undefined },
versionOverrides: VersionOverrideWithParent[],
genericVersionOverrides: VersionOverride[]
): void {
if (manifest.dependencies != null) overrideDeps(versionOverrides, genericVersionOverrides, manifest.dependencies, dir)
if (manifest.optionalDependencies != null) overrideDeps(versionOverrides, genericVersionOverrides, manifest.optionalDependencies, dir)
if (manifest.devDependencies != null) overrideDeps(versionOverrides, genericVersionOverrides, manifest.devDependencies, dir)
if (manifest.peerDependencies != null) overrideDeps(versionOverrides, genericVersionOverrides, manifest.peerDependencies, dir)
}
function overrideDeps (
versionOverrides: VersionOverrideWithParent[],
genericVersionOverrides: VersionOverride[],
deps: Dependencies,
dir: string | undefined
): void {
for (const [name, pref] of Object.entries(deps)) {
const versionOverride =
pickMostSpecificVersionOverride(
versionOverrides.filter(
({ targetPkg }) =>
targetPkg.name === name && isIntersectingRange(targetPkg.pref, pref)
)
) ??
pickMostSpecificVersionOverride(
genericVersionOverrides.filter(
({ targetPkg }) =>
targetPkg.name === name && isIntersectingRange(targetPkg.pref, pref)
)
)
if (!versionOverride) continue
if (versionOverride.linkTarget) {
deps[versionOverride.targetPkg.name] = `link:${resolveLocalOverride(versionOverride.linkTarget, dir)}`
continue
}
if (versionOverride.linkFileTarget) {
deps[versionOverride.targetPkg.name] = `file:${resolveLocalOverride(versionOverride.linkFileTarget, dir)}`
continue
}
deps[versionOverride.targetPkg.name] = versionOverride.newPref
}
}
function resolveLocalOverride ({ wasRelative, absolutePath }: LocalTarget, pkgDir?: string): string {
return wasRelative && pkgDir
? normalizePath(path.relative(pkgDir, absolutePath))
: absolutePath
}
function pickMostSpecificVersionOverride (versionOverrides: VersionOverride[]): VersionOverride | undefined {
return versionOverrides.sort((a, b) => isIntersectingRange(b.targetPkg.pref ?? '', a.targetPkg.pref ?? '') ? -1 : 1)[0]
}