spec-pattern-ts/lib/index.mjs.map

Specification pattern for TypeScript

{
  "version": 3,
  "sources": ["../src/specification-v3.ts"],
  "sourcesContent": ["/**\n * spec-pattern-ts v3.0.0\n * \uD1B5\uD569\uB41C \uC2A4\uD399 \uC778\uD130\uD398\uC774\uC2A4\uB85C \uC644\uBCBD\uD55C \uC870\uD569 \uAC00\uB2A5\n */\n\n/**\n * \uD1B5\uD569 \uC2A4\uD399 \uC778\uD130\uD398\uC774\uC2A4\n * \uBAA8\uB4E0 \uC2A4\uD399\uC740 \uCEE8\uD14D\uC2A4\uD2B8 \uAC1D\uCCB4\uB97C \uB2E4\uB8F9\uB2C8\uB2E4\n * @template TContext - \uC2A4\uD399\uC774 \uAC80\uC99D\uD558\uB294 \uCEE8\uD14D\uC2A4\uD2B8 \uD0C0\uC785\n */\nexport interface ISpecification<TContext extends Record<string, any>> {\n  isSatisfiedBy(candidate: TContext): boolean\n  /**\n   * isSatisfiedBy\uC758 \uAC04\uD3B8\uD55C alias\n   * @alias isSatisfiedBy\n   * @param candidate - \uAC80\uC99D\uD560 \uCEE8\uD14D\uC2A4\uD2B8 \uAC1D\uCCB4\n   * @returns \uC2A4\uD399 \uB9CC\uC871 \uC5EC\uBD80\n   * @example\n   * ```typescript\n   * const isValid = spec.is(data); // spec.isSatisfiedBy(data)\uC640 \uB3D9\uC77C\n   * ```\n   */\n  is(candidate: TContext): boolean\n  and<TOther extends Record<string, any>>(\n    other: ISpecification<TOther>\n  ): ISpecification<TContext & TOther>\n  or<TOther extends Record<string, any>>(\n    other: ISpecification<TOther>\n  ): ISpecification<TContext | TOther>\n  not(): ISpecification<TContext>\n}\n\n/**\n * \uAE30\uBCF8 \uC2A4\uD399 \uAD6C\uD604\n */\nabstract class BaseSpecification<TContext extends Record<string, any>> \n  implements ISpecification<TContext> {\n  \n  abstract isSatisfiedBy(candidate: TContext): boolean\n\n  /**\n   * isSatisfiedBy\uC758 \uAC04\uD3B8\uD55C alias\n   * @alias isSatisfiedBy\n   */\n  is(candidate: TContext): boolean {\n    return this.isSatisfiedBy(candidate)\n  }\n\n  and<TOther extends Record<string, any>>(\n    other: ISpecification<TOther>\n  ): ISpecification<TContext & TOther> {\n    return new AndSpecification(this, other)\n  }\n\n  or<TOther extends Record<string, any>>(\n    other: ISpecification<TOther>\n  ): ISpecification<TContext | TOther> {\n    return new OrSpecification(this, other)\n  }\n\n  not(): ISpecification<TContext> {\n    return new NotSpecification(this)\n  }\n}\n\n/**\n * \uB2E8\uC77C \uD0A4 \uC2A4\uD399 - \uD558\uB098\uC758 \uD504\uB85C\uD37C\uD2F0\uB9CC \uAC80\uC99D\n */\nclass SingleKeySpecification<K extends string, T> \n  extends BaseSpecification<{ [P in K]: T }> {\n  \n  constructor(\n    private key: K,\n    private predicate: (value: T) => boolean\n  ) {\n    super()\n  }\n\n  isSatisfiedBy(candidate: { [P in K]: T }): boolean {\n    return this.key in candidate && this.predicate(candidate[this.key])\n  }\n}\n\n/**\n * AND \uBCF5\uD569 \uC2A4\uD399\n */\nclass AndSpecification<TLeft extends Record<string, any>, TRight extends Record<string, any>> \n  extends BaseSpecification<TLeft & TRight> {\n  \n  constructor(\n    private left: ISpecification<TLeft>,\n    private right: ISpecification<TRight>\n  ) {\n    super()\n  }\n\n  isSatisfiedBy(candidate: TLeft & TRight): boolean {\n    // \uD0A4 \uC911\uBCF5 \uCC98\uB9AC: \uAC19\uC740 \uD0A4\uAC00 \uC788\uC73C\uBA74 \uB458 \uB2E4 \uB9CC\uC871\uD574\uC57C \uD568\n    const leftResult = this.left.isSatisfiedBy(candidate as TLeft)\n    const rightResult = this.right.isSatisfiedBy(candidate as TRight)\n    return leftResult && rightResult\n  }\n}\n\n/**\n * OR \uBCF5\uD569 \uC2A4\uD399\n */\nclass OrSpecification<TLeft extends Record<string, any>, TRight extends Record<string, any>> \n  extends BaseSpecification<TLeft | TRight> {\n  \n  constructor(\n    private left: ISpecification<TLeft>,\n    private right: ISpecification<TRight>\n  ) {\n    super()\n  }\n\n  isSatisfiedBy(candidate: TLeft | TRight): boolean {\n    try {\n      if (this.left.isSatisfiedBy(candidate as TLeft)) return true\n    } catch {}\n    \n    try {\n      if (this.right.isSatisfiedBy(candidate as TRight)) return true\n    } catch {}\n    \n    return false\n  }\n}\n\n/**\n * NOT \uC2A4\uD399\n */\nclass NotSpecification<TContext extends Record<string, any>> \n  extends BaseSpecification<TContext> {\n  \n  constructor(\n    private spec: ISpecification<TContext>\n  ) {\n    super()\n  }\n\n  isSatisfiedBy(candidate: TContext): boolean {\n    return !this.spec.isSatisfiedBy(candidate)\n  }\n}\n\n/**\n * \uC2A4\uD399 \uC0DD\uC131 \uD568\uC218\n */\nexport function Spec<T, K extends string>(\n  key: K,\n  predicate: (value: T) => boolean\n): ISpecification<{ [P in K]: T }> {\n  return new SingleKeySpecification(key, predicate)\n}\n\n/**\n * \uC5EC\uB7EC \uC870\uAC74\uC744 \uD55C\uBC88\uC5D0 \uCCB4\uD06C\uD558\uB294 \uBCF5\uD569 \uC2A4\uD399\n */\nexport function CompositeSpec<TContext extends Record<string, any>>(\n  predicate: (context: TContext) => boolean\n): ISpecification<TContext> {\n  return new PredicateSpecification(predicate)\n}\n\n/**\n * \uC77C\uBC18 \uD568\uC218 \uAE30\uBC18 \uC2A4\uD399\n */\nclass PredicateSpecification<TContext extends Record<string, any>> \n  extends BaseSpecification<TContext> {\n  \n  constructor(\n    private predicate: (context: TContext) => boolean\n  ) {\n    super()\n  }\n\n  isSatisfiedBy(candidate: TContext): boolean {\n    return this.predicate(candidate)\n  }\n}\n\n/**\n * \uC2A4\uD399 \uBE4C\uB354\n */\nexport class SpecBuilder<T> {\n  constructor(private predicate: (value: T) => boolean) {}\n\n  as<K extends string>(key: K): ISpecification<{ [P in K]: T }> {\n    return Spec(key, this.predicate)\n  }\n}\n\n/**\n * \uC2A4\uD399 \uC815\uC758 \uD5EC\uD37C\n */\nexport function define<T>(predicate: (value: T) => boolean): SpecBuilder<T> {\n  return new SpecBuilder(predicate)\n}\n\n/**\n * \uD3B8\uC758 \uD568\uC218\uB4E4\n */\n\n// \uBAA8\uB4E0 \uC2A4\uD399\uC774 \uB9CC\uC871\uB418\uC5B4\uC57C \uD568\nexport function allOf<TContext extends Record<string, any>>(\n  ...specs: ISpecification<any>[]\n): ISpecification<TContext> {\n  return specs.reduce((acc, spec) => acc.and(spec)) as ISpecification<TContext>\n}\n\n// \uD558\uB098 \uC774\uC0C1\uC758 \uC2A4\uD399\uC774 \uB9CC\uC871\uB418\uC5B4\uC57C \uD568\nexport function anyOf<TContext extends Record<string, any>>(\n  ...specs: ISpecification<any>[]\n): ISpecification<TContext> {\n  return specs.reduce((acc, spec) => acc.or(spec)) as ISpecification<TContext>\n}\n\n// \uC2A4\uD399\uC774 \uB9CC\uC871\uB418\uC9C0 \uC54A\uC544\uC57C \uD568\nexport function not<TContext extends Record<string, any>>(\n  spec: ISpecification<TContext>\n): ISpecification<TContext> {\n  return spec.not()\n}"],
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