feat: add question-render fenced markers and Claude transformer

src/specify_cli/integrations/claude/__init__.py

@@ -5,35 +5,19 @@
 from pathlib import Path
 from typing import Any
 
-import re
-
 import yaml
 
+from .skill_postprocess import (
+    ARGUMENT_HINTS,
+    apply_claude_skill_postprocess,
+    inject_argument_hint,
+    inject_frontmatter_flag,
+    inject_hook_command_note,
+    set_frontmatter_key,
+)
 from ..base import SkillsIntegration
 from ..manifest import IntegrationManifest
 
-# Note injected into hook sections so Claude maps dot-notation command
-# names (from extensions.yml) to the hyphenated skill names it uses.
-_HOOK_COMMAND_NOTE = (
-    "- When constructing slash commands from hook command names, "
-    "replace dots (`.`) with hyphens (`-`). "
-    "For example, `speckit.git.commit` → `/speckit-git-commit`.\n"
-)
-
-# Mapping of command template stem → argument-hint text shown inline
-# when a user invokes the slash command in Claude Code.
-ARGUMENT_HINTS: dict[str, str] = {
-    "specify": "Describe the feature you want to specify",
-    "plan": "Optional guidance for the planning phase",
-    "tasks": "Optional task generation constraints",
-    "implement": "Optional implementation guidance or task filter",
-    "analyze": "Optional focus areas for analysis",
-    "clarify": "Optional areas to clarify in the spec",
-    "constitution": "Principles or values for the project constitution",
-    "checklist": "Domain or focus area for the checklist",
-    "taskstoissues": "Optional filter or label for GitHub issues",
-}
-
 
 class ClaudeIntegration(SkillsIntegration):
     """Integration for Claude Code skills."""
@@ -56,51 +40,18 @@ class ClaudeIntegration(SkillsIntegration):
 
     @staticmethod
     def inject_argument_hint(content: str, hint: str) -> str:
-        """Insert ``argument-hint`` after the first ``description:`` in YAML frontmatter.
+        """Delegate to shared Claude skill transform implementation."""
+        return inject_argument_hint(content, hint)
 
-        Skips injection if ``argument-hint:`` already exists in the
-        frontmatter to avoid duplicate keys.
-        """
-        lines = content.splitlines(keepends=True)
-
-        # Pre-scan: bail out if argument-hint already present in frontmatter
-        dash_count = 0
-        for line in lines:
-            stripped = line.rstrip("\n\r")
-            if stripped == "---":
-                dash_count += 1
-                if dash_count == 2:
-                    break
-                continue
-            if dash_count == 1 and stripped.startswith("argument-hint:"):
-                return content  # already present
-
-        out: list[str] = []
-        in_fm = False
-        dash_count = 0
-        injected = False
-        for line in lines:
-            stripped = line.rstrip("\n\r")
-            if stripped == "---":
-                dash_count += 1
-                in_fm = dash_count == 1
-                out.append(line)
-                continue
-            if in_fm and not injected and stripped.startswith("description:"):
-                out.append(line)
-                # Preserve the exact line-ending style (\r\n vs \n)
-                if line.endswith("\r\n"):
-                    eol = "\r\n"
-                elif line.endswith("\n"):
-                    eol = "\n"
-                else:
-                    eol = ""
-                escaped = hint.replace("\\", "\\\\").replace('"', '\\"')
-                out.append(f'argument-hint: "{escaped}"{eol}')
-                injected = True
-                continue
-            out.append(line)
-        return "".join(out)
+    @staticmethod
+    def _inject_frontmatter_flag(content: str, key: str, value: str = "true") -> str:
+        """Delegate to shared Claude skill transform implementation."""
+        return inject_frontmatter_flag(content, key, value)
+
+    @staticmethod
+    def _inject_hook_command_note(content: str) -> str:
+        """Delegate to shared Claude skill transform implementation."""
+        return inject_hook_command_note(content)
 
     def _render_skill(self, template_name: str, frontmatter: dict[str, Any], body: str) -> str:
         """Render a processed command template as a Claude skill."""
@@ -121,95 +72,35 @@ def _build_skill_fm(self, name: str, description: str, source: str) -> dict:
             self.key, name, description, source
         )
 
-    @staticmethod
-    def _inject_frontmatter_flag(content: str, key: str, value: str = "true") -> str:
-        """Insert ``key: value`` before the closing ``---`` if not already present."""
-        lines = content.splitlines(keepends=True)
-
-        # Pre-scan: bail out if already present in frontmatter
-        dash_count = 0
-        for line in lines:
-            stripped = line.rstrip("\n\r")
-            if stripped == "---":
-                dash_count += 1
-                if dash_count == 2:
-                    break
-                continue
-            if dash_count == 1 and stripped.startswith(f"{key}:"):
-                return content
-
-        # Inject before the closing --- of frontmatter
-        out: list[str] = []
-        dash_count = 0
-        injected = False
-        for line in lines:
-            stripped = line.rstrip("\n\r")
-            if stripped == "---":
-                dash_count += 1
-                if dash_count == 2 and not injected:
-                    if line.endswith("\r\n"):
-                        eol = "\r\n"
-                    elif line.endswith("\n"):
-                        eol = "\n"
-                    else:
-                        eol = ""
-                    out.append(f"{key}: {value}{eol}")
-                    injected = True
-            out.append(line)
-        return "".join(out)
-
-    @staticmethod
-    def _inject_hook_command_note(content: str) -> str:
-        """Insert a dot-to-hyphen note before each hook output instruction.
+    def post_process_skill_content(self, content: str) -> str:
+        """Inject Claude-specific frontmatter flags and hook notes (no argument-hint).
 
-        Targets the line ``- For each executable hook, output the following``
-        and inserts the note on the line before it, matching its indentation.
-        Skips if the note is already present.
+        Used by preset/extension skill generators; matches flags applied during
+        ``setup()`` except for fenced question rendering and argument-hint lines.
         """
-        if "replace dots" in content:
-            return content
-
-        def repl(m: re.Match[str]) -> str:
-            indent = m.group(1)
-            instruction = m.group(2)
-            eol = m.group(3)
-            return (
-                indent
-                + _HOOK_COMMAND_NOTE.rstrip("\n")
-                + eol
-                + indent
-                + instruction
-                + eol
-            )
-
-        return re.sub(
-            r"(?m)^(\s*)(- For each executable hook, output the following[^\r\n]*)(\r\n|\n|$)",
-            repl,
-            content,
-        )
-
-    def post_process_skill_content(self, content: str) -> str:
-        """Inject Claude-specific frontmatter flags and hook notes."""
-        updated = self._inject_frontmatter_flag(content, "user-invocable")
-        updated = self._inject_frontmatter_flag(updated, "disable-model-invocation", "false")
-        updated = self._inject_hook_command_note(updated)
+        updated = inject_frontmatter_flag(content, "user-invocable")
+        updated = set_frontmatter_key(updated, "disable-model-invocation", "false")
+        updated = inject_hook_command_note(updated)
         return updated
 
+    @classmethod
+    def render_skill_postprocess(cls, content: str, skill_path: Path) -> str:
+        """Run Claude-specific skill post-processing pipeline."""
+        return apply_claude_skill_postprocess(content, skill_path)
+
     def setup(
         self,
         project_root: Path,
         manifest: IntegrationManifest,
         parsed_options: dict[str, Any] | None = None,
         **opts: Any,
     ) -> list[Path]:
-        """Install Claude skills, then inject Claude-specific flags and argument-hints."""
+        """Install Claude skills, then run the skill post-process extension chain."""
         created = super().setup(project_root, manifest, parsed_options, **opts)
 
-        # Post-process generated skill files
         skills_dir = self.skills_dest(project_root).resolve()
 
         for path in created:
-            # Only touch SKILL.md files under the skills directory
             try:
                 path.resolve().relative_to(skills_dir)
             except ValueError:
@@ -220,16 +111,7 @@ def setup(
             content_bytes = path.read_bytes()
             content = content_bytes.decode("utf-8")
 
-            updated = self.post_process_skill_content(content)
-
-            # Inject argument-hint if available for this skill
-            skill_dir_name = path.parent.name  # e.g. "speckit-plan"
-            stem = skill_dir_name
-            if stem.startswith("speckit-"):
-                stem = stem[len("speckit-"):]
-            hint = ARGUMENT_HINTS.get(stem, "")
-            if hint:
-                updated = self.inject_argument_hint(updated, hint)
+            updated = self.render_skill_postprocess(content, path)
 
             if updated != content:
                 path.write_bytes(updated.encode("utf-8"))

src/specify_cli/integrations/claude/question_transformer.py

@@ -0,0 +1,117 @@
+"""Question block transformer for Claude Code integration."""
+
+from __future__ import annotations
+
+import json
+import re
+
+_FENCE_RE = re.compile(
+    r"<!-- speckit:question-render:begin -->\s*\n(.*?)\n\s*<!-- speckit:question-render:end -->",
+    re.DOTALL,
+)
+_SEPARATOR_RE = re.compile(r"^\|[-| :]+\|$")
+
+# Markers that promote an option to the top of the list.
+_RECOMMENDED_RE = re.compile(r"\bRecommended\b\s*[\u2014\-]", re.IGNORECASE)
+
+
+def _parse_table_rows(block: str) -> list[list[str]]:
+    """Return data rows from a Markdown table, skipping header and separator."""
+    rows: list[list[str]] = []
+    header_seen = False
+    separator_seen = False
+
+    for line in block.splitlines():
+        stripped = line.strip()
+        if not stripped.startswith("|"):
+            continue
+        if not header_seen:
+            header_seen = True
+            continue
+        if not separator_seen:
+            if _SEPARATOR_RE.match(stripped):
+                separator_seen = True
+            continue
+        cells = [c.strip() for c in stripped.split("|")[1:-1]]
+        if cells:
+            rows.append(cells)
+
+    return rows
+
+
+def parse_clarify(block: str) -> list[dict]:
+    """Parse clarify.md schema: | Option | Description |."""
+    options: list[dict] = []
+    recommended: dict | None = None
+    seen_labels: set[str] = set()
+
+    for cells in _parse_table_rows(block):
+        if len(cells) < 2:
+            continue
+        label = cells[0]
+        description = cells[1]
+        if label in seen_labels:
+            continue
+        seen_labels.add(label)
+        entry = {"label": label, "description": description}
+        if _RECOMMENDED_RE.search(description):
+            if recommended is None:
+                recommended = entry
+        else:
+            options.append(entry)
+
+    if recommended:
+        options.insert(0, recommended)
+
+    return options
+
+
+def parse_checklist(block: str) -> list[dict]:
+    """Parse checklist.md schema: | Option | Candidate | Why It Matters |."""
+    options: list[dict] = []
+    seen_labels: set[str] = set()
+
+    for cells in _parse_table_rows(block):
+        if len(cells) < 3:
+            continue
+        label = cells[1]
+        description = cells[2]
+        if label in seen_labels:
+            continue
+        seen_labels.add(label)
+        options.append({"label": label, "description": description})
+
+    return options
+
+
+def _build_payload(options: list[dict]) -> str:
+    """Serialise options into a validated AskUserQuestion JSON code block."""
+    if not any(o["label"].lower() == "other" for o in options):
+        options = options + [
+            {
+                "label": "Other",
+                "description": "Provide my own short answer (\u226410 words)",
+            }
+        ]
+
+    payload: dict = {
+        "question": "Please select an option:",
+        "multiSelect": False,
+        "options": options,
+    }
+
+    raw = json.dumps(payload, ensure_ascii=False, indent=2)
+    json.loads(raw)
+    return f"```json\n{raw}\n```"
+
+
+def transform_question_block(content: str) -> str:
+    """Replace fenced question blocks with AskUserQuestion JSON payloads."""
+
+    def _replace(match: re.Match) -> str:
+        block = match.group(1)
+        is_checklist = "| Candidate |" in block or "|Candidate|" in block
+        options = parse_checklist(block) if is_checklist else parse_clarify(block)
+        return _build_payload(options)
+
+    return _FENCE_RE.sub(_replace, content)