|
| 1 | +name: "Claude Fix Issue" |
| 2 | + |
| 3 | +on: |
| 4 | + workflow_dispatch: |
| 5 | + inputs: |
| 6 | + issue-number: |
| 7 | + description: "Issue number from phpstan/phpstan repository" |
| 8 | + required: true |
| 9 | + type: string |
| 10 | + workflow_call: |
| 11 | + inputs: |
| 12 | + issue-number: |
| 13 | + description: "Issue number from phpstan/phpstan repository" |
| 14 | + required: true |
| 15 | + type: string |
| 16 | + |
| 17 | +permissions: |
| 18 | + contents: read |
| 19 | + |
| 20 | +jobs: |
| 21 | + fix: |
| 22 | + name: "Fix #${{ inputs.issue-number }}" |
| 23 | + runs-on: "ubuntu-latest" |
| 24 | + timeout-minutes: 60 |
| 25 | + permissions: |
| 26 | + contents: read |
| 27 | + issues: read |
| 28 | + pull-requests: write |
| 29 | + |
| 30 | + steps: |
| 31 | + - name: Harden the runner (Audit all outbound calls) |
| 32 | + uses: step-security/harden-runner@5ef0c079ce82195b2a36a210272d6b661572d83e # v2.14.2 |
| 33 | + with: |
| 34 | + egress-policy: audit |
| 35 | + |
| 36 | + - name: "Checkout" |
| 37 | + uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1 |
| 38 | + with: |
| 39 | + ref: 2.1.x |
| 40 | + repository: phpstan/phpstan-src |
| 41 | + fetch-depth: 0 |
| 42 | + |
| 43 | + - name: "Install PHP" |
| 44 | + uses: "shivammathur/setup-php@44454db4f0199b8b9685a5d763dc37cbf79108e1" # v2 |
| 45 | + with: |
| 46 | + coverage: "none" |
| 47 | + php-version: "8.4" |
| 48 | + ini-file: development |
| 49 | + extensions: mbstring |
| 50 | + |
| 51 | + - uses: "ramsey/composer-install@3cf229dc2919194e9e36783941438d17239e8520" # v3 |
| 52 | + |
| 53 | + - name: "Install Claude Code" |
| 54 | + run: npm install -g @anthropic-ai/claude-code |
| 55 | + |
| 56 | + - name: "Fetch issue details" |
| 57 | + id: issue |
| 58 | + env: |
| 59 | + GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} |
| 60 | + ISSUE_NUMBER: ${{ inputs.issue-number }} |
| 61 | + run: | |
| 62 | + ISSUE_JSON=$(gh issue view "$ISSUE_NUMBER" \ |
| 63 | + --repo phpstan/phpstan \ |
| 64 | + --json title,body,url) |
| 65 | +
|
| 66 | + TITLE=$(echo "$ISSUE_JSON" | jq -r '.title') |
| 67 | + URL=$(echo "$ISSUE_JSON" | jq -r '.url') |
| 68 | + echo "title=$TITLE" >> "$GITHUB_OUTPUT" |
| 69 | + echo "url=$URL" >> "$GITHUB_OUTPUT" |
| 70 | + echo "$ISSUE_JSON" | jq -r '.body' > /tmp/issue-body.txt |
| 71 | +
|
| 72 | + - name: "Run Claude Code" |
| 73 | + env: |
| 74 | + CLAUDE_CODE_OAUTH_TOKEN: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }} |
| 75 | + GH_TOKEN: ${{ secrets.PHPSTAN_BOT_FORK_TOKEN }} |
| 76 | + run: | |
| 77 | + git config user.name "phpstan-bot" |
| 78 | + git config user.email "ondrej+phpstanbot@mirtes.cz" |
| 79 | +
|
| 80 | + claude --model claude-opus-4-6 \ |
| 81 | + --dangerously-skip-permissions \ |
| 82 | + -p "$(cat << 'PROMPT_EOF' |
| 83 | + You are working on phpstan/phpstan-src, the source code of PHPStan - a PHP static analysis tool. |
| 84 | +
|
| 85 | + Your task is to fix the following GitHub issue from the phpstan/phpstan repository: |
| 86 | + Issue phpstan/phpstan#${{ inputs.issue-number }}: ${{ steps.issue.outputs.title }} |
| 87 | + URL: ${{ steps.issue.outputs.url }} |
| 88 | +
|
| 89 | + Issue body is in the file /tmp/issue-body.txt — read it before proceeding. |
| 90 | +
|
| 91 | + ## Step 1: Write a regression test |
| 92 | +
|
| 93 | + Read .claude/skills/regression-test/SKILL.md for detailed guidance on writing regression tests for PHPStan bugs. |
| 94 | +
|
| 95 | + The issue body is already provided above — start from Step 2 of the skill (deciding test type). For Step 1 (gathering context), you only need to fetch the playground samples from any playground links found in the issue body. |
| 96 | +
|
| 97 | + Skip Steps 5-6 of the skill (reverting fix and committing) — those are not needed here. |
| 98 | +
|
| 99 | + The regression test should fail without the fix — verify this by running it before implementing the fix. |
| 100 | +
|
| 101 | + ## Step 2: Fix the bug |
| 102 | +
|
| 103 | + Implement the fix in the source code under src/. Common areas to look: |
| 104 | + - src/Analyser/NodeScopeResolver.php - AST traversal and scope management |
| 105 | + - src/Analyser/MutatingScope.php - Type tracking |
| 106 | + - src/Analyser/TypeSpecifier.php - Type narrowing from conditions |
| 107 | + - src/Type/ - Type system implementations |
| 108 | + - src/Rules/ - Rule implementations |
| 109 | + - src/Reflection/ - Reflection layer |
| 110 | +
|
| 111 | + Read CLAUDE.md for important guidelines about the codebase architecture and common patterns. |
| 112 | +
|
| 113 | + ## Step 3: Verify the fix |
| 114 | +
|
| 115 | + 1. Run the regression test to confirm it passes now |
| 116 | + 2. Run the full test suite: make tests |
| 117 | + 3. Run PHPStan self-analysis: make phpstan |
| 118 | + 4. Fix any failures that come up |
| 119 | + 5. Run make cs-fix to fix any coding standard violations |
| 120 | + 6. Run make name-collision and fix violations - add different tests in unique namespaces. If the function and class declarations are exactly the same, you can reuse them across files instead of duplicating them. |
| 121 | +
|
| 122 | + Do not create a branch, push, or create a PR - this will be handled automatically. |
| 123 | +
|
| 124 | + ## Step 4: Write a summary |
| 125 | +
|
| 126 | + After completing the fix, write two files: |
| 127 | +
|
| 128 | + 1. /tmp/commit-message.txt - A concise commit message (first line: short summary under 72 chars, then a blank line, then a few bullet points describing key changes). Example: |
| 129 | + Fix array_key_exists narrowing for template types |
| 130 | +
|
| 131 | + - Added handling for TemplateType in TypeSpecifier when processing array_key_exists |
| 132 | + - New regression test in tests/PHPStan/Analyser/nsrt/bug-12345.php |
| 133 | + - The root cause was that TypeSpecifier did not unwrap template bounds before narrowing |
| 134 | +
|
| 135 | + 2. /tmp/pr-description.md - A pull request description in this format: |
| 136 | + ## Summary |
| 137 | + Brief description of what the issue was about and what the fix does. |
| 138 | +
|
| 139 | + ## Changes |
| 140 | + - Bullet points of specific code changes made |
| 141 | + - Reference file paths where changes were made |
| 142 | +
|
| 143 | + ## Root cause |
| 144 | + Explain why the bug happened and how the fix addresses it. |
| 145 | +
|
| 146 | + ## Test |
| 147 | + Describe the regression test that was added. |
| 148 | +
|
| 149 | + Fixes phpstan/phpstan#${{ inputs.issue-number }} |
| 150 | +
|
| 151 | + These files are critical - they will be used for the commit message and PR description. |
| 152 | + PROMPT_EOF |
| 153 | + )" |
| 154 | +
|
| 155 | + - name: "Read Claude's summary" |
| 156 | + id: claude-summary |
| 157 | + env: |
| 158 | + ISSUE_NUMBER: ${{ inputs.issue-number }} |
| 159 | + run: | |
| 160 | + if [ -f /tmp/commit-message.txt ]; then |
| 161 | + delimiter="EOF_$(openssl rand -hex 16)" |
| 162 | + { |
| 163 | + echo "commit_message<<${delimiter}" |
| 164 | + cat /tmp/commit-message.txt |
| 165 | + echo "${delimiter}" |
| 166 | + } >> "$GITHUB_OUTPUT" |
| 167 | + else |
| 168 | + echo "commit_message=Fix #$ISSUE_NUMBER" >> "$GITHUB_OUTPUT" |
| 169 | + fi |
| 170 | +
|
| 171 | + if [ -f /tmp/pr-description.md ]; then |
| 172 | + delimiter="EOF_$(openssl rand -hex 16)" |
| 173 | + { |
| 174 | + echo "pr_body<<${delimiter}" |
| 175 | + cat /tmp/pr-description.md |
| 176 | + echo "${delimiter}" |
| 177 | + } >> "$GITHUB_OUTPUT" |
| 178 | + else |
| 179 | + echo "pr_body=Fixes phpstan/phpstan#$ISSUE_NUMBER" >> "$GITHUB_OUTPUT" |
| 180 | + fi |
| 181 | +
|
| 182 | + - name: "Create Pull Request" |
| 183 | + id: create-pr |
| 184 | + uses: peter-evans/create-pull-request@c0f553fe549906ede9cf27b5156039d195d2ece0 # v8.1.0 |
| 185 | + with: |
| 186 | + branch-token: ${{ secrets.PHPSTAN_BOT_FORK_TOKEN }} |
| 187 | + token: ${{ secrets.PHPSTAN_BOT_PR_TOKEN }} |
| 188 | + push-to-fork: phpstan-bot/phpstan-src |
| 189 | + branch-suffix: random |
| 190 | + delete-branch: true |
| 191 | + title: "Fix #${{ inputs.issue-number }}: ${{ steps.issue.outputs.title }}" |
| 192 | + body: ${{ steps.claude-summary.outputs.pr_body }} |
| 193 | + committer: "phpstan-bot <ondrej+phpstanbot@mirtes.cz>" |
| 194 | + commit-message: ${{ steps.claude-summary.outputs.commit_message }} |
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