feat(#668): Add Mermaid diagram syntax validation#693
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- Discovered 52 README files across the repository - Identified 24 Mermaid diagrams in 8 files - Created comprehensive audit report for issue #667 - Categorized files by priority (HIGH/MEDIUM/LOW) - Ready for syntax validation (issue #668) and accessibility audit (issue #669) https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Changed file_type from 'audit-report' to 'documentation' (per schema) - Renamed 'authors' to 'owners' field - Changed status from 'complete' to 'active' - Added mode: 'information' and stability: 'stable' - Removed non-standard issue_link field Resolves CI validation failures on PR #687 https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Removed mode field (not valid for documentation file_type) - Updated frontmatter formatting for consistency with schema examples - Unquoted string values per YAML conventions https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Scripts & Validation: corrected count from 4 to 5 files - Special Folders: corrected count from 3 to 4 files - Instructions & Archive: corrected count from 2 to 1 file - Priority distribution: updated to match actual counts (1 HIGH/7, 4 MEDIUM/14, 3 LOW/3) - Quality metrics: updated table to match corrected priority counts Resolves review comments from Gemini code review https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Added blank lines before section headings (#668, #669, #670) - Added blank lines before lists (MD032/blanks-around-lists) - Ensures compliance with markdownlint rules Resolves markdown linting failures https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Updated version from 1.0.0 to 1.0.1 to reflect content corrections - Fixes frontmatter-freshness validation requirement (version must change when body changes) https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs
- Add 3 hook sub-folders (secrets-scanner, session-logger, tool-guardian) - Add 1 workflow subfolder (memory) - Add 1 missing archive README (github-workflow-consolidation issues) - Update inventory count from 52 to 57 files - Update diagram counts: 8 files with diagrams, 49 without
- Add validate-mermaid-syntax.js script for pattern-based validation - Validate all 24 Mermaid diagrams across 8 README files - Generate comprehensive markdown validation report - Create spreadsheet-format audit (CSV) with all diagram metadata - Create detailed markdown audit report with inventory by file All 24 diagrams pass syntax validation (100% success rate). Resolves: #668 Related: #667, #669, #670
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Code Review
This pull request introduces a Node.js script (validate-mermaid-syntax.js) to validate Mermaid diagram syntax across various README files, along with several generated audit and validation reports. Feedback on the validation script highlights opportunities to improve diagram type classification regexes, optimize performance by avoiding redundant string splitting in loops, and prevent false-positive syntax errors by stripping string literals before checking for mismatched braces and brackets.
| const DIAGRAM_TYPES = { | ||
| graph: /^(graph|flowchart)\s+(TD|BT|LR|RL|TB)/m, | ||
| flowchart: /^(flowchart|graph)\s+(TD|BT|LR|RL|TB)/m, | ||
| sequenceDiagram: /^sequenceDiagram/m, | ||
| stateDiagram: /^(stateDiagram|stateDiagram-v2)/m, | ||
| erDiagram: /^erDiagram/m, | ||
| gantt: /^gantt/m, | ||
| pie: /^pie\s+title/m, | ||
| }; |
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The current regular expressions for graph and flowchart are identical and both match both keywords. Because graph is defined first, any flowchart diagram will be incorrectly classified as graph by getDiagramType.
Additionally, requiring a direction (e.g., TD, BT) for graph/flowchart and a title for pie is overly restrictive as these are optional in Mermaid. The patterns also fail to match diagrams with leading whitespace (e.g., when indented inside markdown lists).
| const DIAGRAM_TYPES = { | |
| graph: /^(graph|flowchart)\s+(TD|BT|LR|RL|TB)/m, | |
| flowchart: /^(flowchart|graph)\s+(TD|BT|LR|RL|TB)/m, | |
| sequenceDiagram: /^sequenceDiagram/m, | |
| stateDiagram: /^(stateDiagram|stateDiagram-v2)/m, | |
| erDiagram: /^erDiagram/m, | |
| gantt: /^gantt/m, | |
| pie: /^pie\s+title/m, | |
| }; | |
| const DIAGRAM_TYPES = { | |
| graph: /^\s*graph\b/m, | |
| flowchart: /^\s*flowchart\b/m, | |
| sequenceDiagram: /^\s*sequenceDiagram\b/m, | |
| stateDiagram: /^\s*(stateDiagram|stateDiagram-v2)\b/m, | |
| erDiagram: /^\s*erDiagram\b/m, | |
| gantt: /^\s*gantt\b/m, | |
| pie: /^\s*pie\b/m, | |
| }; |
| for (let i = 0; i < content.split("\n").length; i++) { | ||
| const line = content.split("\n")[i].trim(); | ||
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| if (line.startsWith("accDescr {")) { | ||
| inAccDescrBlock = true; | ||
| } | ||
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| if (inAccDescrBlock && line.includes("}")) { | ||
| inAccDescrBlock = false; | ||
| } | ||
| } |
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Calling content.split("\n") repeatedly inside the loop condition and body results in
let inAccDescrBlock = false;
const lines = content.split("\n");
for (let i = 0; i < lines.length; i++) {
const line = lines[i].trim();
if (line.startsWith("accDescr {")) {
inAccDescrBlock = true;
}
if (inAccDescrBlock && line.includes("}")) {
inAccDescrBlock = false;
}
}
🔍 Reviewer Summary for PR #693CI Status: ✅ Recommendations
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- Fix DIAGRAM_TYPES patterns to be more flexible and handle leading whitespace - Optimize performance by splitting content once before loop - Strip quoted strings before checking brace/bracket matching to avoid false positives - Add proper frontmatter to validation report file
CI Status Update✅ Passing Checks
🔄 In Progress
ℹ️ Note on planner FailureThe SummaryAll validation-related checks are passing. The code changes implement Issue #668 (Mermaid diagram syntax validation) successfully with all 24 diagrams passing syntax validation (100% success rate). Generated by Claude Code |
- Add required YAML frontmatter for audit report - Ensures consistency with other audit files - Fixes front-matter-validate CI check failure
Final Status — Issue #668 Complete ✅Work Summary
CI StatusPassing Checks:
Known Issue:
Note on Planner FailureThe planner job fails consistently with: This is a pre-existing configuration issue with the planner workflow—not related to the validation script or any code changes in this PR. The planner failure should be investigated and resolved separately from this feature implementation. Ready for ReviewAll deliverables for Issue #668 are complete and functional. This PR is ready for human review and can be merged once the planner infrastructure issue is resolved or excluded from merge requirements. Generated by Claude Code |
- Change file_type from 'audit' to 'documentation' per schema - Fixes frontmatter validation errors
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| const README_FILES = [ | ||
| "README.md", | ||
| "profile/README.md", | ||
| "scripts/README.md", | ||
| "tests/README.md", |
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This hard-coded allow-list means the validator only ever scans these eight README paths, even though the repo contains many other README files and the change is documented as validating all README files. A Mermaid block added under an unlisted README such as docs/README.md or instructions/README.md would be ignored and the command would still exit 0, so the check cannot enforce the advertised coverage; use a repo-wide README glob with node_modules/build-output exclusions instead.
Useful? React with 👍 / 👎.
| } | ||
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| // Create audit report file | ||
| const reportContent = `# Mermaid Diagram Syntax Validation Report |
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Running this validator rewrites .github/reports/mermaid-validation-report.md from this template, but the template starts at the H1 and omits the YAML frontmatter that is present in the committed report and required by the repo Markdown standards/validate:frontmatter. After a normal validation run the tracked report loses title, description, last_updated, etc., leaving the generated artefact non-compliant and dirty on every run.
Useful? React with 👍 / 👎.
Code Review Feedback Addressed ✅Thanks for the detailed review suggestions. I've updated both validation scripts to address the P2 feedback: 1. Dynamic README Discovery ✅
Impact: Any new Mermaid diagrams added to any README file will now be validated, not just the whitelisted files. 2. Frontmatter Preservation ✅
Impact: Reports remain compliant with repo standards and don't show as dirty after regeneration. Latest Results
The improvements make the validators more robust and future-proof for repository evolution. Generated by Claude Code |
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Pull request overview
Adds a repository-local Mermaid syntax validation capability to support Issue #668, plus the accompanying audit artefacts under .github/reports/.
Changes:
- Added
scripts/validation/validate-mermaid-syntax.jsto extract Mermaid fences from README files and run basic syntax checks. - Added a Markdown validation report and a detailed audit report for the current README Mermaid diagram inventory.
- Added a CSV “spreadsheet” inventory of all validated diagrams.
Reviewed changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 9 comments.
| File | Description |
|---|---|
| scripts/validation/validate-mermaid-syntax.js | New CLI validator for Mermaid code blocks in README files, producing a summary and writing a report file. |
| .github/reports/mermaid-validation-report.md | Generated summary report of Mermaid syntax validation results for Issue #668. |
| .github/reports/mermaid-diagram-audit.md | Detailed per-file/per-diagram audit report and validation criteria narrative for Issue #668. |
| .github/reports/mermaid-diagram-audit-spreadsheet.csv | CSV inventory of the validated diagrams for tracking/import into planning tools. |
| function extractMermaidDiagrams(content) { | ||
| const diagrams = []; | ||
| const regex = /```mermaid\n([\s\S]*?)```/g; | ||
| let match; | ||
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| while ((match = regex.exec(content)) !== null) { | ||
| const diagramContent = match[1].trim(); | ||
| diagrams.push(diagramContent); | ||
| } | ||
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| return diagrams; |
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com> Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com> Signed-off-by: Ash Shaw <ashley@lightspeedwp.agency>
* Wave 5.4 Discovery Audit: README & Mermaid Diagram Inventory - Discovered 52 README files across the repository - Identified 24 Mermaid diagrams in 8 files - Created comprehensive audit report for issue #667 - Categorized files by priority (HIGH/MEDIUM/LOW) - Ready for syntax validation (issue #668) and accessibility audit (issue #669) https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Fix frontmatter validation for Wave 5.4 discovery audit report - Changed file_type from 'audit-report' to 'documentation' (per schema) - Renamed 'authors' to 'owners' field - Changed status from 'complete' to 'active' - Added mode: 'information' and stability: 'stable' - Removed non-standard issue_link field Resolves CI validation failures on PR #687 https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Remove invalid 'mode' field from documentation frontmatter - Removed mode field (not valid for documentation file_type) - Updated frontmatter formatting for consistency with schema examples - Unquoted string values per YAML conventions https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Fix numerical inconsistencies in Wave 5.4 audit report - Scripts & Validation: corrected count from 4 to 5 files - Special Folders: corrected count from 3 to 4 files - Instructions & Archive: corrected count from 2 to 1 file - Priority distribution: updated to match actual counts (1 HIGH/7, 4 MEDIUM/14, 3 LOW/3) - Quality metrics: updated table to match corrected priority counts Resolves review comments from Gemini code review https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Fix markdown linting errors - add blank lines around headings and lists - Added blank lines before section headings (#668, #669, #670) - Added blank lines before lists (MD032/blanks-around-lists) - Ensures compliance with markdownlint rules Resolves markdown linting failures https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Bump version for frontmatter freshness validation - Updated version from 1.0.0 to 1.0.1 to reflect content corrections - Fixes frontmatter-freshness validation requirement (version must change when body changes) https://claude.ai/code/session_01EbzWFAdwUYXyZYkFpF1KYs * Fix: Include 5 missing README files in Wave 5.4 discovery audit - Add 3 hook sub-folders (secrets-scanner, session-logger, tool-guardian) - Add 1 workflow subfolder (memory) - Add 1 missing archive README (github-workflow-consolidation issues) - Update inventory count from 52 to 57 files - Update diagram counts: 8 files with diagrams, 49 without * feat(#668): Add Mermaid diagram syntax validation - Add validate-mermaid-syntax.js script for pattern-based validation - Validate all 24 Mermaid diagrams across 8 README files - Generate comprehensive markdown validation report - Create spreadsheet-format audit (CSV) with all diagram metadata - Create detailed markdown audit report with inventory by file All 24 diagrams pass syntax validation (100% success rate). Resolves: #668 Related: #667, #669, #670 * fix(#668): Improve Mermaid validation script based on code review - Fix DIAGRAM_TYPES patterns to be more flexible and handle leading whitespace - Optimize performance by splitting content once before loop - Strip quoted strings before checking brace/bracket matching to avoid false positives - Add proper frontmatter to validation report file * fix(#668): Add frontmatter to mermaid-diagram-audit.md - Add required YAML frontmatter for audit report - Ensures consistency with other audit files - Fixes front-matter-validate CI check failure * fix(#668): Use correct file_type in frontmatter - Change file_type from 'audit' to 'documentation' per schema - Fixes frontmatter validation errors * Apply suggestions from code review Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com> Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com> Signed-off-by: Ash Shaw <ashley@lightspeedwp.agency> --------- Signed-off-by: Ash Shaw <ashley@lightspeedwp.agency> Co-authored-by: Claude <noreply@anthropic.com> Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com> Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Summary
Issue #668: Validate Mermaid diagram syntax across all README files in the repository.
Deliverables
Validation Script:
scripts/validation/validate-mermaid-syntax.jsValidation Report:
.github/reports/mermaid-validation-report.mdAudit Spreadsheet:
.github/reports/mermaid-diagram-audit-spreadsheet.csvDetailed Audit Report:
.github/reports/mermaid-diagram-audit.mdResults
✅ All 24 Mermaid diagrams pass syntax validation
Files Analyzed
Next Steps
Resolves: #668
Related: #667, #669, #670
Generated by Claude Code