feat: add support for outputting renamed files as deleted and added (#1260)

Co-authored-by: GitHub Action <action@github.com>

src/changedFiles.ts

@@ -88,18 +88,21 @@ export const getAllDiffFiles = async ({
   workingDirectory,
   hasSubmodule,
   diffResult,
-  submodulePaths
+  submodulePaths,
+  outputRenamedFilesAsDeletedAndAdded
 }: {
   workingDirectory: string
   hasSubmodule: boolean
   diffResult: DiffResult
   submodulePaths: string[]
+  outputRenamedFilesAsDeletedAndAdded: boolean
 }): Promise<ChangedFiles> => {
   const files = await getAllChangedFiles({
     cwd: workingDirectory,
     sha1: diffResult.previousSha,
     sha2: diffResult.currentSha,
-    diff: diffResult.diff
+    diff: diffResult.diff,
+    outputRenamedFilesAsDeletedAndAdded
   })
 
   if (hasSubmodule) {
@@ -124,7 +127,8 @@ export const getAllDiffFiles = async ({
           sha2: submoduleShaResult.currentSha,
           diff: diffResult.diff,
           isSubmodule: true,
-          parentDir: submodulePath
+          parentDir: submodulePath,
+          outputRenamedFilesAsDeletedAndAdded
         })
 
         for (const changeType of Object.keys(

src/commitSha.ts

@@ -370,12 +370,7 @@ export const getSHAForPullRequestEvent = async (
 
   if (!previousSha) {
     if (inputs.sinceLastRemoteCommit) {
-      previousSha =
-        env.GITHUB_EVENT_BEFORE ||
-        (await getRemoteBranchHeadSha({
-          cwd: workingDirectory,
-          branch: currentBranch
-        }))
+      previousSha = env.GITHUB_EVENT_BEFORE
 
       if (
         !previousSha ||

src/inputs.ts

@@ -30,6 +30,7 @@ export type Inputs = {
   sinceLastRemoteCommit: boolean
   writeOutputFiles: boolean
   outputDir: string
+  outputRenamedFilesAsDeletedAndAdded: boolean
 }
 
 export const getInputs = (): Inputs => {
@@ -111,6 +112,10 @@ export const getInputs = (): Inputs => {
     required: false
   })
   const outputDir = core.getInput('output_dir', {required: false})
+  const outputRenamedFilesAsDeletedAndAdded = core.getBooleanInput(
+    'output_renamed_files_as_deleted_and_added',
+    {required: false}
+  )
 
   const inputs: Inputs = {
     files,
@@ -139,7 +144,8 @@ export const getInputs = (): Inputs => {
     escapeJson,
     sinceLastRemoteCommit,
     writeOutputFiles,
-    outputDir
+    outputDir,
+    outputRenamedFilesAsDeletedAndAdded
   }
 
   if (fetchDepth) {

src/main.ts

@@ -61,6 +61,8 @@ export async function run(): Promise<void> {
   const hasSubmodule = await submoduleExists({cwd: workingDirectory})
   let gitFetchExtraArgs = ['--no-tags', '--prune', '--recurse-submodules']
   const isTag = env.GITHUB_REF?.startsWith('refs/tags/')
+  const outputRenamedFilesAsDeletedAndAdded =
+    inputs.outputRenamedFilesAsDeletedAndAdded
   let submodulePaths: string[] = []
 
   if (hasSubmodule) {
@@ -118,7 +120,8 @@ export async function run(): Promise<void> {
     workingDirectory,
     hasSubmodule,
     diffResult,
-    submodulePaths
+    submodulePaths,
+    outputRenamedFilesAsDeletedAndAdded
   })
   core.debug(`All diff files: ${JSON.stringify(allDiffFiles)}`)
 
@@ -261,7 +264,8 @@ export async function run(): Promise<void> {
   const otherChangedFiles = allOtherChangedFiles
     .split(inputs.separator)
     .filter(
-      filePath => !allChangedFiles.split(inputs.separator).includes(filePath)
+      (filePath: string) =>
+        !allChangedFiles.split(inputs.separator).includes(filePath)
     )
 
   const onlyChanged =
@@ -320,7 +324,8 @@ export async function run(): Promise<void> {
   const otherModifiedFiles = allOtherModifiedFiles
     .split(inputs.separator)
     .filter(
-      filePath => !allModifiedFiles.split(inputs.separator).includes(filePath)
+      (filePath: string) =>
+        !allModifiedFiles.split(inputs.separator).includes(filePath)
     )
 
   const onlyModified =

src/utils.ts

@@ -410,7 +410,8 @@ export const getAllChangedFiles = async ({
   sha2,
   diff,
   isSubmodule = false,
-  parentDir = ''
+  parentDir = '',
+  outputRenamedFilesAsDeletedAndAdded = false
 }: {
   cwd: string
   sha1: string
@@ -418,6 +419,7 @@ export const getAllChangedFiles = async ({
   diff: string
   isSubmodule?: boolean
   parentDir?: string
+  outputRenamedFilesAsDeletedAndAdded?: boolean
 }): Promise<ChangedFiles> => {
   const {exitCode, stdout, stderr} = await exec.getExecOutput(
     'git',
@@ -466,13 +468,21 @@ export const getAllChangedFiles = async ({
   const lines = stdout.split('\n').filter(Boolean)
 
   for (const line of lines) {
-    const [changeType, filePath] = line.split('\t')
+    const [changeType, filePath, newPath = ''] = line.split('\t')
     const normalizedFilePath = isSubmodule
       ? normalizePath(path.join(parentDir, filePath))
       : normalizePath(filePath)
+    const normalizedNewPath = isSubmodule
+      ? normalizePath(path.join(parentDir, newPath))
+      : normalizePath(newPath)
 
     if (changeType.startsWith('R')) {
-      changedFiles[ChangeTypeEnum.Renamed].push(normalizedFilePath)
+      if (outputRenamedFilesAsDeletedAndAdded) {
+        changedFiles[ChangeTypeEnum.Deleted].push(normalizedFilePath)
+        changedFiles[ChangeTypeEnum.Added].push(normalizedNewPath)
+      } else {
+        changedFiles[ChangeTypeEnum.Renamed].push(normalizedFilePath)
+      }
     } else {
       changedFiles[changeType as ChangeTypeEnum].push(normalizedFilePath)
     }