From 37a6d38b2d2d8f4ba2c561800df73f2842db9cbb Mon Sep 17 00:00:00 2001 From: Michal Dorner Date: Wed, 7 Apr 2021 22:32:59 +0200 Subject: [PATCH] Add ref input parameter --- action.yml | 6 ++++++ dist/index.js | 45 ++++++++++++++++++++++++++++----------------- src/git.ts | 36 ++++++++++++++++++++++-------------- src/main.ts | 11 ++++++----- 4 files changed, 62 insertions(+), 36 deletions(-) diff --git a/action.yml b/action.yml index b25aa5e..f8a96e1 100644 --- a/action.yml +++ b/action.yml @@ -9,6 +9,12 @@ inputs: working-directory: description: 'Relative path under $GITHUB_WORKSPACE where the repository was checked out.' required: false + ref: + description: | + Git reference (e.g. branch name) from which the changes will be detected. + This option is ignored if action is triggered by pull_request event. + default: ${{ github.ref }} + required: false base: description: | Git reference (e.g. branch name) against which the changes will be detected. Defaults to repository default branch (e.g. master). diff --git a/dist/index.js b/dist/index.js index 2090549..5843c32 100644 --- a/dist/index.js +++ b/dist/index.js @@ -3865,34 +3865,44 @@ async function getChangesOnHead() { return parseGitDiffOutput(output); } exports.getChangesOnHead = getChangesOnHead; -async function getChangesSinceMergeBase(base, ref, initialFetchDepth) { +async function getChangesSinceMergeBase(base, head, initialFetchDepth) { let baseRef; + let headRef; async function hasMergeBase() { - return (baseRef !== undefined && (await exec_1.default('git', ['merge-base', baseRef, ref], { ignoreReturnCode: true })).code === 0); + if (baseRef === undefined || headRef === undefined) { + return false; + } + return (await exec_1.default('git', ['merge-base', baseRef, headRef], { ignoreReturnCode: true })).code === 0; } let noMergeBase = false; - core.startGroup(`Searching for merge-base ${base}...${ref}`); + core.startGroup(`Searching for merge-base ${base}...${headRef}`); try { baseRef = await getFullRef(base); + headRef = await getFullRef(head); if (!(await hasMergeBase())) { - await exec_1.default('git', ['fetch', '--no-tags', `--depth=${initialFetchDepth}`, 'origin', base, ref]); - if (baseRef === undefined) { - baseRef = await getFullRef(base); - if (baseRef === undefined) { - await exec_1.default('git', ['fetch', '--tags', '--depth=1', 'origin', base, ref], { + await exec_1.default('git', ['fetch', '--no-tags', `--depth=${initialFetchDepth}`, 'origin', base, head]); + if (baseRef === undefined || headRef === undefined) { + baseRef = baseRef !== null && baseRef !== void 0 ? baseRef : await getFullRef(base); + headRef = headRef !== null && headRef !== void 0 ? headRef : await getFullRef(head); + if (baseRef === undefined || headRef === undefined) { + await exec_1.default('git', ['fetch', '--tags', '--depth=1', 'origin', base, head], { ignoreReturnCode: true // returns exit code 1 if tags on remote were updated - we can safely ignore it }); - baseRef = await getFullRef(base); + baseRef = baseRef !== null && baseRef !== void 0 ? baseRef : await getFullRef(base); + headRef = headRef !== null && headRef !== void 0 ? headRef : await getFullRef(head); if (baseRef === undefined) { throw new Error(`Could not determine what is ${base} - fetch works but it's not a branch or tag`); } + if (headRef === undefined) { + throw new Error(`Could not determine what is ${head} - fetch works but it's not a branch or tag`); + } } } let depth = initialFetchDepth; let lastCommitCount = await getCommitCount(); while (!(await hasMergeBase())) { depth = Math.min(depth * 2, Number.MAX_SAFE_INTEGER); - await exec_1.default('git', ['fetch', `--deepen=${depth}`, 'origin', base, ref]); + await exec_1.default('git', ['fetch', `--deepen=${depth}`, 'origin', base, head]); const commitCount = await getCommitCount(); if (commitCount === lastCommitCount) { core.info('No more commits were fetched'); @@ -3910,10 +3920,10 @@ async function getChangesSinceMergeBase(base, ref, initialFetchDepth) { finally { core.endGroup(); } - let diffArg = `${baseRef}...${ref}`; + let diffArg = `${baseRef}...${headRef}`; if (noMergeBase) { core.warning('No merge base found - change detection will use direct .. comparison'); - diffArg = `${baseRef}..${ref}`; + diffArg = `${baseRef}..${headRef}`; } // Get changes introduced on ref compared to base core.startGroup(`Change detection ${diffArg}`); @@ -4690,6 +4700,7 @@ async function run() { process.chdir(workingDirectory); } const token = core.getInput('token', { required: false }); + const ref = core.getInput('ref', { required: false }); const base = core.getInput('base', { required: false }); const filtersInput = core.getInput('filters', { required: true }); const filtersYaml = isPathInput(filtersInput) ? getConfigFileContent(filtersInput) : filtersInput; @@ -4700,7 +4711,7 @@ async function run() { return; } const filter = new filter_1.Filter(filtersYaml); - const files = await getChangedFiles(token, base, initialFetchDepth); + const files = await getChangedFiles(token, base, ref, initialFetchDepth); const results = filter.match(files); exportResults(results, listFiles); } @@ -4720,7 +4731,7 @@ function getConfigFileContent(configPath) { } return fs.readFileSync(configPath, { encoding: 'utf8' }); } -async function getChangedFiles(token, base, initialFetchDepth) { +async function getChangedFiles(token, base, ref, initialFetchDepth) { // if base is 'HEAD' only local uncommitted changes will be detected // This is the simplest case as we don't need to fetch more commits or evaluate current/before refs if (base === git.HEAD) { @@ -4735,14 +4746,14 @@ async function getChangedFiles(token, base, initialFetchDepth) { return await git.getChangesInLastCommit(); } else { - return getChangedFilesFromGit(base, initialFetchDepth); + return getChangedFilesFromGit(base, ref, initialFetchDepth); } } -async function getChangedFilesFromGit(base, initialFetchDepth) { +async function getChangedFilesFromGit(base, head, initialFetchDepth) { var _a; const defaultRef = (_a = github.context.payload.repository) === null || _a === void 0 ? void 0 : _a.default_branch; const beforeSha = github.context.eventName === 'push' ? github.context.payload.before : null; - const ref = git.getShortName(github.context.ref) || + const ref = git.getShortName(head || github.context.ref) || (core.warning(`'ref' field is missing in event payload - using current branch, tag or commit SHA`), await git.getCurrentRef()); const baseRef = git.getShortName(base) || defaultRef; diff --git a/src/git.ts b/src/git.ts index ca652e8..ddf6ff3 100644 --- a/src/git.ts +++ b/src/git.ts @@ -54,30 +54,38 @@ export async function getChangesOnHead(): Promise { return parseGitDiffOutput(output) } -export async function getChangesSinceMergeBase(base: string, ref: string, initialFetchDepth: number): Promise { +export async function getChangesSinceMergeBase(base: string, head: string, initialFetchDepth: number): Promise { let baseRef: string | undefined + let headRef: string | undefined async function hasMergeBase(): Promise { - return ( - baseRef !== undefined && (await exec('git', ['merge-base', baseRef, ref], {ignoreReturnCode: true})).code === 0 - ) + if (baseRef === undefined || headRef === undefined) { + return false + } + return (await exec('git', ['merge-base', baseRef, headRef], {ignoreReturnCode: true})).code === 0 } let noMergeBase = false - core.startGroup(`Searching for merge-base ${base}...${ref}`) + core.startGroup(`Searching for merge-base ${base}...${headRef}`) try { baseRef = await getFullRef(base) + headRef = await getFullRef(head) if (!(await hasMergeBase())) { - await exec('git', ['fetch', '--no-tags', `--depth=${initialFetchDepth}`, 'origin', base, ref]) - if (baseRef === undefined) { - baseRef = await getFullRef(base) - if (baseRef === undefined) { - await exec('git', ['fetch', '--tags', '--depth=1', 'origin', base, ref], { + await exec('git', ['fetch', '--no-tags', `--depth=${initialFetchDepth}`, 'origin', base, head]) + if (baseRef === undefined || headRef === undefined) { + baseRef = baseRef ?? (await getFullRef(base)) + headRef = headRef ?? (await getFullRef(head)) + if (baseRef === undefined || headRef === undefined) { + await exec('git', ['fetch', '--tags', '--depth=1', 'origin', base, head], { ignoreReturnCode: true // returns exit code 1 if tags on remote were updated - we can safely ignore it }) - baseRef = await getFullRef(base) + baseRef = baseRef ?? (await getFullRef(base)) + headRef = headRef ?? (await getFullRef(head)) if (baseRef === undefined) { throw new Error(`Could not determine what is ${base} - fetch works but it's not a branch or tag`) } + if (headRef === undefined) { + throw new Error(`Could not determine what is ${head} - fetch works but it's not a branch or tag`) + } } } @@ -85,7 +93,7 @@ export async function getChangesSinceMergeBase(base: string, ref: string, initia let lastCommitCount = await getCommitCount() while (!(await hasMergeBase())) { depth = Math.min(depth * 2, Number.MAX_SAFE_INTEGER) - await exec('git', ['fetch', `--deepen=${depth}`, 'origin', base, ref]) + await exec('git', ['fetch', `--deepen=${depth}`, 'origin', base, head]) const commitCount = await getCommitCount() if (commitCount === lastCommitCount) { core.info('No more commits were fetched') @@ -103,10 +111,10 @@ export async function getChangesSinceMergeBase(base: string, ref: string, initia core.endGroup() } - let diffArg = `${baseRef}...${ref}` + let diffArg = `${baseRef}...${headRef}` if (noMergeBase) { core.warning('No merge base found - change detection will use direct .. comparison') - diffArg = `${baseRef}..${ref}` + diffArg = `${baseRef}..${headRef}` } // Get changes introduced on ref compared to base diff --git a/src/main.ts b/src/main.ts index de33bc2..c5b92de 100644 --- a/src/main.ts +++ b/src/main.ts @@ -19,6 +19,7 @@ async function run(): Promise { } const token = core.getInput('token', {required: false}) + const ref = core.getInput('ref', {required: false}) const base = core.getInput('base', {required: false}) const filtersInput = core.getInput('filters', {required: true}) const filtersYaml = isPathInput(filtersInput) ? getConfigFileContent(filtersInput) : filtersInput @@ -31,7 +32,7 @@ async function run(): Promise { } const filter = new Filter(filtersYaml) - const files = await getChangedFiles(token, base, initialFetchDepth) + const files = await getChangedFiles(token, base, ref, initialFetchDepth) const results = filter.match(files) exportResults(results, listFiles) } catch (error) { @@ -55,7 +56,7 @@ function getConfigFileContent(configPath: string): string { return fs.readFileSync(configPath, {encoding: 'utf8'}) } -async function getChangedFiles(token: string, base: string, initialFetchDepth: number): Promise { +async function getChangedFiles(token: string, base: string, ref: string, initialFetchDepth: number): Promise { // if base is 'HEAD' only local uncommitted changes will be detected // This is the simplest case as we don't need to fetch more commits or evaluate current/before refs if (base === git.HEAD) { @@ -70,18 +71,18 @@ async function getChangedFiles(token: string, base: string, initialFetchDepth: n core.info('Github token is not available - changes will be detected from PRs merge commit') return await git.getChangesInLastCommit() } else { - return getChangedFilesFromGit(base, initialFetchDepth) + return getChangedFilesFromGit(base, ref, initialFetchDepth) } } -async function getChangedFilesFromGit(base: string, initialFetchDepth: number): Promise { +async function getChangedFilesFromGit(base: string, head: string, initialFetchDepth: number): Promise { const defaultRef = github.context.payload.repository?.default_branch const beforeSha = github.context.eventName === 'push' ? (github.context.payload as Webhooks.WebhookPayloadPush).before : null const ref = - git.getShortName(github.context.ref) || + git.getShortName(head || github.context.ref) || (core.warning(`'ref' field is missing in event payload - using current branch, tag or commit SHA`), await git.getCurrentRef())