mirror of
https://github.com/flutter/flutter.git
synced 2026-01-09 07:51:35 +08:00
67 lines
2.8 KiB
PowerShell
67 lines
2.8 KiB
PowerShell
# Copyright 2014 The Flutter Authors. All rights reserved.
|
|
# Use of this source code is governed by a BSD-style license that can be
|
|
# found in the LICENSE file.
|
|
|
|
# Based on the current repository state, writes on stdout the last commit in the
|
|
# git tree that edited either `DEPS` or any file in the `engine/` sub-folder,
|
|
# which is used to ensure `bin/internal/engine.version` is set correctly.
|
|
#
|
|
# ---------------------------------- NOTE ---------------------------------- #
|
|
#
|
|
# Please keep the logic in this file consistent with the logic in the
|
|
# `last_engine_commit.sh` script in the same directory to ensure that Flutter
|
|
# continues to work across all platforms!
|
|
#
|
|
# https://github.com/flutter/flutter/blob/main/docs/tool/Engine-artifacts.md.
|
|
#
|
|
# Want to test this script?
|
|
# $ cd dev/tools
|
|
# $ dart test test/last_engine_commit_test.dart
|
|
#
|
|
# -------------------------------------------------------------------------- #
|
|
|
|
$ErrorActionPreference = "Stop" # Equivalent to 'set -e' in bash
|
|
|
|
$progName = Split-Path -parent $MyInvocation.MyCommand.Definition
|
|
$flutterRoot = (Get-Item $progName).parent.parent.FullName
|
|
|
|
$Path1 = Join-Path $flutterRoot "bin"
|
|
$Path2 = Join-Path $Path1 "internal"
|
|
$RELEASE_CANDIDATE_VERSION_PATH = Join-Path $Path2 "release-candidate-branch.version"
|
|
|
|
# 1. Determine the reference commit: the last commit that changed
|
|
# 'bin/internal/release-candidate-branch.version'.
|
|
# This serves as the starting point for evaluating changes on the current branch.
|
|
$REFERENCE_COMMIT = ""
|
|
try {
|
|
$REFERENCE_COMMIT = (git log -1 --pretty=format:%H -- "$RELEASE_CANDIDATE_VERSION_PATH" -ErrorAction Stop).Trim()
|
|
}
|
|
catch {
|
|
# If git log fails (e.g., file not found or no history), $REFERENCE_COMMIT will remain empty.
|
|
}
|
|
|
|
# If we did not find this reference commit, fail.
|
|
if ([string]::IsNullOrEmpty($REFERENCE_COMMIT)) {
|
|
Write-Error "Error: Could not determine a suitable engine commit." -ErrorAction Stop
|
|
Write-Error "Current branch: $((git rev-parse --abbrev-ref HEAD).Trim())" -ErrorAction Stop
|
|
Write-Error "No file $RELEASE_CANDIDATE_VERSION_PATH found, or it has no history." -ErrorAction Stop
|
|
exit 1
|
|
}
|
|
|
|
# 2. Define the history range to search within: commits reachable from HEAD
|
|
# but not from the REFERENCE_COMMIT. This focuses the search on commits
|
|
# *unique to the current branch* since that file was last changed.
|
|
$HISTORY_RANGE = "$REFERENCE_COMMIT..HEAD"
|
|
$DEPS_PATH = Join-Path $flutterRoot "DEPS"
|
|
$ENGINE_PATH = Join-Path $flutterRoot "engine"
|
|
|
|
$ENGINE_COMMIT = (git log -1 --pretty=format:%H --ancestry-path $HISTORY_RANGE -- "$DEPS_PATH" "$ENGINE_PATH")
|
|
|
|
# 3. If no engine-related commit was found within the current branch's history,
|
|
# fallback to the REFERENCE_COMMIT itself.
|
|
if ([string]::IsNullOrEmpty($ENGINE_COMMIT)) {
|
|
$ENGINE_COMMIT = $REFERENCE_COMMIT
|
|
}
|
|
|
|
Write-Output $ENGINE_COMMIT
|