mirror of https://github.com/actions/checkout.git
110 lines
2.8 KiB
TypeScript
110 lines
2.8 KiB
TypeScript
import {IGitCommandManager} from './git-command-manager'
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export interface ICheckoutInfo {
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ref: string
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startPoint: string
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}
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export async function getCheckoutInfo(
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git: IGitCommandManager,
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ref: string,
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commit: string
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): Promise<ICheckoutInfo> {
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if (!git) {
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throw new Error('Arg git cannot be empty')
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}
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if (!ref && !commit) {
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throw new Error('Args ref and commit cannot both be empty')
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}
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const result = ({} as unknown) as ICheckoutInfo
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const upperRef = (ref || '').toUpperCase()
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// SHA only
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if (!ref) {
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result.ref = commit
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}
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// refs/heads/
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else if (upperRef.startsWith('REFS/HEADS/')) {
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const branch = ref.substring('refs/heads/'.length)
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result.ref = branch
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result.startPoint = `refs/remotes/origin/${branch}`
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}
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// refs/pull/
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else if (upperRef.startsWith('REFS/PULL/')) {
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const branch = ref.substring('refs/pull/'.length)
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result.ref = `refs/remotes/pull/${branch}`
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}
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// refs/tags/
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else if (upperRef.startsWith('REFS/')) {
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result.ref = ref
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}
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// Unqualified ref, check for a matching branch or tag
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else {
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if (await git.branchExists(true, `origin/${ref}`)) {
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result.ref = ref
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result.startPoint = `refs/remotes/origin/${ref}`
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} else if (await git.tagExists(`${ref}`)) {
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result.ref = `refs/tags/${ref}`
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} else {
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throw new Error(
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`A branch or tag with the name '${ref}' could not be found`
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)
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}
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}
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return result
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}
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export function getRefSpec(ref: string, commit: string): string[] {
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if (!ref && !commit) {
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throw new Error('Args ref and commit cannot both be empty')
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}
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const upperRef = (ref || '').toUpperCase()
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// SHA
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if (commit) {
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// refs/heads
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if (upperRef.startsWith('REFS/HEADS/')) {
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const branch = ref.substring('refs/heads/'.length)
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return [`+${commit}:refs/remotes/origin/${branch}`]
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}
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// refs/pull/
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else if (upperRef.startsWith('REFS/PULL/')) {
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const branch = ref.substring('refs/pull/'.length)
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return [`+${commit}:refs/remotes/pull/${branch}`]
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}
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// refs/tags/
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else if (upperRef.startsWith('REFS/TAGS/')) {
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return [`+${commit}:${ref}`]
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}
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// Otherwise no destination ref
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else {
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return [commit]
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}
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}
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// Unqualified ref, check for a matching branch or tag
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else if (!upperRef.startsWith('REFS/')) {
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return [
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`+refs/heads/${ref}*:refs/remotes/origin/${ref}*`,
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`+refs/tags/${ref}*:refs/tags/${ref}*`
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]
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}
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// refs/heads/
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else if (upperRef.startsWith('REFS/HEADS/')) {
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const branch = ref.substring('refs/heads/'.length)
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return [`+${ref}:refs/remotes/origin/${branch}`]
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}
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// refs/pull/
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else if (upperRef.startsWith('REFS/PULL/')) {
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const branch = ref.substring('refs/pull/'.length)
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return [`+${ref}:refs/remotes/pull/${branch}`]
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}
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// refs/tags/
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else {
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return [`+${ref}:${ref}`]
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}
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}
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