( packageName: string, constraint: string, )
| 53 | * includes a prerelease tag (e.g., "^1.0.0-beta"). |
| 54 | */ |
| 55 | export async function resolveVersionConstraint( |
| 56 | packageName: string, |
| 57 | constraint: string, |
| 58 | ): Promise<string | null> { |
| 59 | try { |
| 60 | const packument = await fetchNpmPackage(packageName) |
| 61 | let versions = Object.keys(packument.versions) |
| 62 | |
| 63 | // Filter out prerelease versions unless constraint explicitly includes one |
| 64 | if (!constraintIncludesPrerelease(constraint)) { |
| 65 | versions = versions.filter(v => !prerelease(v)) |
| 66 | } |
| 67 | |
| 68 | return maxSatisfying(versions, constraint) |
| 69 | } catch { |
| 70 | return null |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * Resolve multiple dependency constraints to their best matching versions. |
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