Function validateConfigShape

src/pack-config.ts:74–123

(
  value: unknown,
  sourceLabel: string,
)

}

export function validateConfigShape(
  value: unknown,
  sourceLabel: string,
): asserts value is PackConfig {
  if (!value || typeof value !== "object") {
    throw new Error(`Invalid config from ${sourceLabel}: expected a JSON object`);
  }

  const config = value as Record<string, unknown>;
  if (typeof config.name !== "string" || !config.name.trim()) {
    throw new Error(`Invalid config from ${sourceLabel}: "name" is required`);
  }

  if (typeof config.description !== "string") {
    throw new Error(
      `Invalid config from ${sourceLabel}: "description" must be a string`,
    );
  }

  if (typeof config.version !== "string") {
    throw new Error(
      `Invalid config from ${sourceLabel}: "version" must be a string`,
    );
  }

  if (
    !Array.isArray(config.prompts) ||
    !config.prompts.every((prompt) => typeof prompt === "string")
  ) {
    throw new Error(
      `Invalid config from ${sourceLabel}: "prompts" must be a string array`,
    );
  }

  if (!Array.isArray(config.skills)) {
    throw new Error(`Invalid config from ${sourceLabel}: "skills" must be an array`);
  }

  const names = new Set<string>();
  config.skills.forEach((skill, index) => {
    validateSkillEntry(skill, sourceLabel, index);
    const normalizedName = skill.name.trim().toLowerCase();
    if (names.has(normalizedName)) {
      throw new Error(
        `Invalid config from ${sourceLabel}: duplicate skill name "${skill.name}" is not allowed`,
      );
    }
    names.add(normalizedName);
  });
}

export function loadConfig(workDir: string): PackConfig {
  const filePath = getPackPath(workDir);