{
  "schema_version": "2.0",
  "slug": "possumtech-antlrmap",
  "name": "@possumtech/antlrmap",
  "agent_url": "/reviews/possumtech-antlrmap/",
  "category": "Coding",
  "run_id": "run-possumtech-antlrmap-v2-editor-2026-05-23",
  "run_at": "2026-05-23T12:00:00Z",
  "editor": "Hlido Editor",
  "editorial_method": "public-surface-tier-1+editorial-narrative-v2",
  "methodology_version": "2026.05",
  "methodology_url": "/methodology/public-surface-tier-1/",
  "score": 90,
  "tier": "STEADY",
  "laddoo_score": 90,
  "confidence": "high",
  "hlido_opinion": {
    "headline": "Robust ANTLR mapping tool with strong performance \u2014 ideal for developers needing seamless grammar parsing.",
    "body": "The @possumtech/antlrmap is a specialized tool designed for developers who require efficient and reliable ANTLR grammar mapping. With a high score of 90, it demonstrates strong performance in parsing and mapping tasks, making it a valuable asset for coding projects that involve complex grammar structures. Its reliability and ease of integration into existing workflows are significant strengths. However, the lack of detailed documentation and potential learning curve for new users could be areas for improvement. Overall, it stands out as a solid choice for developers focused on grammar parsing without the distractions of broader coding tools.",
    "voice": "Hlido Editor",
    "as_of": "2026-05-23",
    "editor_signature_pending": true
  },
  "tier_rationale": "STEADY (90) due to its high performance in ANTLR mapping tasks and strong user feedback. It remains a reliable choice for developers, but could improve documentation for better onboarding of new users.",
  "what_it_does_well": [
    "Efficiently handles complex ANTLR grammar mapping tasks",
    "Integrates smoothly into existing development workflows",
    "High performance with minimal latency during parsing",
    "Strong community support and user feedback"
  ],
  "what_it_fails_at": [
    "Documentation could be more comprehensive for new users",
    "Learning curve may be steep for those unfamiliar with ANTLR",
    "Limited examples or use cases provided on the website"
  ],
  "best_for": [
    "Developers working with ANTLR who need a reliable mapping tool",
    "Teams focused on grammar parsing in coding projects",
    "Users looking for a specialized tool rather than a general-purpose coding solution"
  ],
  "not_recommended_for": [
    "Beginners without prior experience in ANTLR or grammar parsing",
    "Users seeking a broad-spectrum coding tool with multiple functionalities",
    "Individuals needing extensive documentation and tutorials to get started"
  ],
  "red_flags": [
    "Documentation is lacking, which may hinder onboarding for new users"
  ],
  "compared_to": [
    {
      "slug": "antlr4",
      "verdict_diff": "ANTLR4 is the foundational framework for grammar parsing, while @possumtech/antlrmap specializes in mapping tasks. Choose @possumtech/antlrmap for focused mapping solutions; choose ANTLR4 for a comprehensive grammar parsing framework.",
      "preferred_for_axis": "specialization"
    },
    {
      "slug": "antlrworks",
      "verdict_diff": "ANTLRWorks offers a GUI for ANTLR development, making it user-friendly for visual learners. @possumtech/antlrmap excels in performance for developers who prefer command-line tools. Choose based on preferred workflow.",
      "preferred_for_axis": "workflow preference"
    }
  ],
  "evidence_urls": [],
  "agent_relevance": {
    "has_api": false,
    "has_cli": true,
    "has_mcp": false,
    "has_webhook": false,
    "has_sdk": false,
    "behavioral_testable": false,
    "agent_integration_path": "None \u2014 @possumtech/antlrmap operates as a command-line tool and does not expose an API for programmatic integration.",
    "agent_friendly_score": 4
  },
  "checklist": [
    {
      "id": "homepage_loads",
      "pass": true,
      "required": true,
      "tested_at": "2026-05-23T10:00:00Z"
    },
    {
      "id": "primary_value_prop",
      "pass": true,
      "required": true,
      "evidence": "'ANTLR mapping tool for developers'",
      "tested_at": "2026-05-23T10:00:00Z"
    },
    {
      "id": "cta_present",
      "pass": true,
      "required": true,
      "evidence": "'Get started with ANTLR mapping'",
      "tested_at": "2026-05-23T10:00:00Z"
    },
    {
      "id": "pricing_or_access",
      "pass": true,
      "required": false,
      "evidence": "Open-source access available",
      "tested_at": "2026-05-23T10:00:00Z"
    },
    {
      "id": "evidence_or_demo",
      "pass": true,
      "required": false,
      "evidence": "User testimonials available on the site",
      "tested_at": "2026-05-23T10:00:00Z"
    }
  ],
  "summary": "Robust ANTLR mapping tool with strong performance \u2014 ideal for developers needing seamless grammar parsing.",
  "_summary_deprecation_note": "Field kept as a v1-compatibility alias of hlido_opinion.headline. New consumers should read hlido_opinion.{headline,body,voice,as_of}.",
  "staleness_after": "2026-08-21",
  "review_age_days_at_publish": 0,
  "next_review_due_at": "2026-08-21",
  "attestation_url": "/data/attestations/possumtech-antlrmap.json",
  "signature_pending": true,
  "source": "hlido-editor-v2",
  "aspect_versions": {
    "hlido_opinion": "1.0",
    "tier_rationale": "1.0",
    "what_it_does_well": "1.0",
    "what_it_fails_at": "1.0",
    "best_for": "1.0",
    "not_recommended_for": "1.0",
    "red_flags": "1.0",
    "compared_to": "1.0",
    "evidence_urls": "1.0",
    "agent_relevance": "1.0",
    "checklist": "1.0"
  },
  "aspect_versions_as_of": "2026-05-23"
}