update

src/main/skill-format.ts

@@ -1,5 +1,5 @@
 import { extname } from "node:path";
-import type { FileInventoryEntry, SkillContextMode, TrustLevel } from "./skill-types.js";
+import type { FileInventoryEntry, TrustLevel } from "./skill-types.js";
 
 function isPlainRecord(value: unknown): value is Record<string, unknown> {
   return typeof value === "object" && value !== null && !Array.isArray(value);
@@ -220,56 +220,3 @@ export function deriveTrustLevel(inventory: FileInventoryEntry[]): TrustLevel {
   return "markdown_only";
 }
 
-/**
- * Estimate the token count for a text string.
- * Uses a rough 1:4 character-to-token ratio.
- */
-export function estimateTokens(text: string): number {
-  if (text.length === 0) return 0;
-  return Math.ceil(text.length / 4);
-}
-
-/**
- * Runtime semantics extracted from a skill's YAML frontmatter.
- * These fields control how the skill interacts with the execution runtime.
- */
-export interface SkillRuntimeSemantics {
-  allowedTools: string[];
-  hooks: string[];
-  contextMode: SkillContextMode;
-  isAgent: boolean;
-  effort: "low" | "medium" | "high";
-  whenToUse: string;
-}
-
-function toStringArray(value: unknown): string[] {
-  if (Array.isArray(value)) return value.filter((v): v is string => typeof v === "string");
-  if (typeof value === "string") return value.split(",").map((s) => s.trim()).filter(Boolean);
-  return [];
-}
-
-/**
- * Extract runtime semantics from parsed frontmatter.
- * Missing fields default to safe, passive values.
- */
-export function extractRuntimeSemantics(
-  frontmatter: Record<string, unknown>,
-): SkillRuntimeSemantics {
-  const contextRaw = typeof frontmatter.context === "string" ? frontmatter.context : "inline";
-  const contextMode: SkillContextMode = contextRaw === "fork" ? "fork" : "inline";
-
-  const effortRaw = typeof frontmatter.effort === "string" ? frontmatter.effort : "medium";
-  const validEfforts = new Set(["low", "medium", "high"]);
-  const effort: "low" | "medium" | "high" = validEfforts.has(effortRaw)
-    ? (effortRaw as "low" | "medium" | "high")
-    : "medium";
-
-  return {
-    allowedTools: toStringArray(frontmatter["allowed-tools"] ?? frontmatter.allowedTools),
-    hooks: toStringArray(frontmatter.hooks),
-    contextMode,
-    isAgent: frontmatter.agent === true || frontmatter.agent === "true",
-    effort,
-    whenToUse: typeof frontmatter.when_to_use === "string" ? frontmatter.when_to_use : "",
-  };
-}