wip
This commit is contained in:
syuilo
parent
789deecfe9
commit
2fee8fbba3
@ -27,11 +27,11 @@ module.exports = (params, user, app) =>
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new Promise(async (res, rej) =>
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{
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// Get 'text' parameter
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const [text, textErr] = it(params.text).must.be.a.string().validate(isValidText).get();
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const [text, textErr] = it(params.text).must.be.a.string().validate(isValidText).qed();
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if (textErr) return rej('invalid text');
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// Get 'media_ids' parameter
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const [mediaIds, mediaIdsErr] = it(params.media_ids).must.be.an.array().unique().range(1, 4).get();
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const [mediaIds, mediaIdsErr] = it(params.media_ids).must.be.an.array().unique().range(1, 4).qed();
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if (mediaIdsErr) return rej('invalid media_ids');
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let files = [];
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@ -40,7 +40,7 @@ module.exports = (params, user, app) =>
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// forEach だと途中でエラーなどがあっても return できないので
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// 敢えて for を使っています。
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for (let i = 0; i < mediaIds.length; i++) {
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const [mediaId, mediaIdErr] = it(mediaIds[i]).must.be.an.id().required().get();
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const [mediaId, mediaIdErr] = it(mediaIds[i]).must.be.an.id().required().qed();
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if (mediaIdErr) return rej('invalid media id');
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// Fetch file
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@ -63,7 +63,7 @@ module.exports = (params, user, app) =>
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}
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// Get 'repost_id' parameter
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const [repostId, repostIdErr] = it(params.repost_id).must.be.an.id().get();
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const [repostId, repostIdErr] = it(params.repost_id).must.be.an.id().qed();
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if (repostIdErr) return rej('invalid repost_id');
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let repost = null;
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203
src/api/it.ts
203
src/api/it.ts
@ -2,16 +2,16 @@ import * as mongo from 'mongodb';
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import hasDuplicates from '../common/has-duplicates';
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type Validator<T> = (value: T) => boolean | Error;
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type Modifier<T> = (value: T) => T;
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interface Factory {
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get: () => [any, Error];
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/**
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* qedはQ.E.D.でもあり'QueryENd'の略でもある
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*/
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qed: () => [any, Error];
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required: () => Factory;
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validate: (validator: Validator<any>) => Factory;
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modify: (modifier: Modifier<any>) => Factory;
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}
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class FactoryCore implements Factory {
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@ -36,7 +36,7 @@ class FactoryCore implements Factory {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [any, Error] {
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qed(): [any, Error] {
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return [this.value, this.error];
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}
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@ -55,16 +55,6 @@ class FactoryCore implements Factory {
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}
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return this;
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}
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modify(modifier: Modifier<any>) {
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if (this.error || this.value === null) return this;
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try {
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this.value = modifier(this.value);
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} catch (e) {
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this.error = e;
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}
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return this;
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}
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}
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class BooleanFactory extends FactoryCore {
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@ -92,8 +82,8 @@ class BooleanFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [boolean, Error] {
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return super.get();
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qed(): [boolean, Error] {
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return super.qed();
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}
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/**
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@ -104,10 +94,6 @@ class BooleanFactory extends FactoryCore {
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validate(validator: Validator<boolean>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<boolean>) {
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return super.modify(modifier);
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}
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}
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class NumberFactory extends FactoryCore {
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@ -148,8 +134,8 @@ class NumberFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [number, Error] {
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return super.get();
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qed(): [number, Error] {
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return super.qed();
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}
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/**
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@ -160,10 +146,6 @@ class NumberFactory extends FactoryCore {
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validate(validator: Validator<number>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<number>) {
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return super.modify(modifier);
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}
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}
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class StringFactory extends FactoryCore {
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@ -210,8 +192,8 @@ class StringFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [string, Error] {
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return super.get();
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qed(): [string, Error] {
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return super.qed();
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}
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/**
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@ -222,10 +204,6 @@ class StringFactory extends FactoryCore {
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validate(validator: Validator<string>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<string>) {
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return super.modify(modifier);
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}
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}
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class ArrayFactory extends FactoryCore {
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@ -277,8 +255,8 @@ class ArrayFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [any[], Error] {
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return super.get();
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qed(): [any[], Error] {
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return super.qed();
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}
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/**
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@ -289,10 +267,6 @@ class ArrayFactory extends FactoryCore {
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validate(validator: Validator<any[]>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<any[]>) {
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return super.modify(modifier);
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}
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}
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class IdFactory extends FactoryCore {
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@ -320,8 +294,8 @@ class IdFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [any[], Error] {
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return super.get();
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qed(): [any[], Error] {
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return super.qed();
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}
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/**
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@ -332,10 +306,6 @@ class IdFactory extends FactoryCore {
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validate(validator: Validator<any[]>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<any[]>) {
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return super.modify(modifier);
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}
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}
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class ObjectFactory extends FactoryCore {
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@ -363,8 +333,8 @@ class ObjectFactory extends FactoryCore {
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/**
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* このインスタンスの値およびエラーを取得します
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*/
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get(): [any, Error] {
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return super.get();
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qed(): [any, Error] {
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return super.qed();
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}
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/**
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@ -375,13 +345,9 @@ class ObjectFactory extends FactoryCore {
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validate(validator: Validator<any>) {
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return super.validate(validator);
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}
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modify(modifier: Modifier<any>) {
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return super.modify(modifier);
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}
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}
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type MustBe = {
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type It = {
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must: {
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be: {
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a: {
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@ -396,9 +362,17 @@ type MustBe = {
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};
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};
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};
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expect: {
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string: () => StringFactory;
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number: () => NumberFactory;
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boolean: () => BooleanFactory;
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id: () => IdFactory;
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array: () => ArrayFactory;
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object: () => ObjectFactory;
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};
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};
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const mustBe = (value: any) => ({
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const it = (value: any) => ({
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must: {
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be: {
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a: {
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@ -412,107 +386,50 @@ const mustBe = (value: any) => ({
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object: () => new ObjectFactory(value)
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}
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}
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},
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expect: {
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string: () => new StringFactory(value),
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number: () => new NumberFactory(value),
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boolean: () => new BooleanFactory(value),
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id: () => new IdFactory(value),
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array: () => new ArrayFactory(value),
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object: () => new ObjectFactory(value)
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}
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});
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type Type = 'id' | 'string' | 'number' | 'boolean' | 'array' | 'set' | 'object';
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type Pipe<T> = (x: T) => T | boolean | Error;
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function validate(value: any, type: 'id', isRequired?: boolean, pipe?: Pipe<mongo.ObjectID> | Pipe<mongo.ObjectID>[]): [mongo.ObjectID, Error];
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function validate(value: any, type: 'string', isRequired?: boolean, pipe?: Pipe<string> | Pipe<string>[]): [string, Error];
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function validate(value: any, type: 'number', isRequired?: boolean, pipe?: Pipe<number> | Pipe<number>[]): [number, Error];
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function validate(value: any, type: 'boolean', isRequired?: boolean): [boolean, Error];
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function validate(value: any, type: 'array', isRequired?: boolean, pipe?: Pipe<any[]> | Pipe<any[]>[]): [any[], Error];
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function validate(value: any, type: 'set', isRequired?: boolean, pipe?: Pipe<any[]> | Pipe<any[]>[]): [any[], Error];
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function validate(value: any, type: 'object', isRequired?: boolean, pipe?: Pipe<any> | Pipe<any>[]): [any, Error];
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function validate(value: any, type: Type, isRequired?: boolean, pipe?: Pipe<any> | Pipe<any>[]): [any, Error] {
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if (value === undefined || value === null) {
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if (isRequired) {
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return [null, new Error('is-required')]
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} else {
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return [null, null]
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}
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}
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function x(value: any): It;
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function x(value: any, type: 'id', isRequired?: boolean, validator?: Validator<mongo.ObjectID> | Validator<mongo.ObjectID>[]): [mongo.ObjectID, Error];
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function x(value: any, type: 'string', isRequired?: boolean, validator?: Validator<string> | Validator<string>[]): [string, Error];
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function x(value: any, type: 'number', isRequired?: boolean, validator?: Validator<number> | Validator<number>[]): [number, Error];
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function x(value: any, type: 'boolean', isRequired?: boolean): [boolean, Error];
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function x(value: any, type: 'array', isRequired?: boolean, validator?: Validator<any[]> | Validator<any[]>[]): [any[], Error];
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function x(value: any, type: 'set', isRequired?: boolean, validator?: Validator<any[]> | Validator<any[]>[]): [any[], Error];
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function x(value: any, type: 'object', isRequired?: boolean, validator?: Validator<any> | Validator<any>[]): [any, Error];
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function x(value: any, type?: Type, isRequired?: boolean, validator?: Validator<any> | Validator<any>[]): any {
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if (typeof type === 'undefined') return it(value);
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let factory: Factory = null;
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switch (type) {
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case 'id':
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if (typeof value != 'string' || !mongo.ObjectID.isValid(value)) {
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return [null, new Error('incorrect-id')];
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}
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break;
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case 'string':
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if (typeof value != 'string') {
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return [null, new Error('must-be-a-string')];
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}
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break;
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case 'number':
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if (!Number.isFinite(value)) {
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return [null, new Error('must-be-a-number')];
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}
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break;
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case 'boolean':
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if (typeof value != 'boolean') {
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return [null, new Error('must-be-a-boolean')];
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}
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break;
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case 'array':
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if (!Array.isArray(value)) {
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return [null, new Error('must-be-an-array')];
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}
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break;
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case 'set':
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if (!Array.isArray(value)) {
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return [null, new Error('must-be-an-array')];
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} else if (hasDuplicates(value)) {
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return [null, new Error('duplicated-contents')];
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}
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break;
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case 'object':
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if (typeof value != 'object') {
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return [null, new Error('must-be-an-object')];
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}
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break;
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case 'id': factory = it(value).expect.id(); break;
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case 'string': factory = it(value).expect.string(); break;
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case 'number': factory = it(value).expect.number(); break;
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case 'boolean': factory = it(value).expect.boolean(); break;
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case 'array': factory = it(value).expect.array(); break;
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case 'set': factory = it(value).expect.array().unique(); break;
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case 'object': factory = it(value).expect.object(); break;
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}
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if (type == 'id') value = new mongo.ObjectID(value);
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if (isRequired) factory = factory.required();
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if (pipe) {
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const pipes = Array.isArray(pipe) ? pipe : [pipe];
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for (let i = 0; i < pipes.length; i++) {
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const result = pipes[i](value);
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if (result === false) {
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return [null, new Error('invalid-format')];
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} else if (result instanceof Error) {
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return [null, result];
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} else if (result !== true) {
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value = result;
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}
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}
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if (validator) {
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(Array.isArray(validator) ? validator : [validator])
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.forEach(v => factory = factory.validate(v));
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}
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return [value, null];
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return factory;
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}
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function it(value: any): MustBe;
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function it(value: any, type: 'id', isRequired?: boolean, pipe?: Pipe<mongo.ObjectID> | Pipe<mongo.ObjectID>[]): [mongo.ObjectID, Error];
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function it(value: any, type: 'string', isRequired?: boolean, pipe?: Pipe<string> | Pipe<string>[]): [string, Error];
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function it(value: any, type: 'number', isRequired?: boolean, pipe?: Pipe<number> | Pipe<number>[]): [number, Error];
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function it(value: any, type: 'boolean', isRequired?: boolean): [boolean, Error];
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function it(value: any, type: 'array', isRequired?: boolean, pipe?: Pipe<any[]> | Pipe<any[]>[]): [any[], Error];
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function it(value: any, type: 'set', isRequired?: boolean, pipe?: Pipe<any[]> | Pipe<any[]>[]): [any[], Error];
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function it(value: any, type: 'object', isRequired?: boolean, pipe?: Pipe<any> | Pipe<any>[]): [any, Error];
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function it(value: any, type?: any, isRequired?: boolean, pipe?: Pipe<any> | Pipe<any>[]): any {
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if (typeof type === 'undefined') {
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return mustBe(value);
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} else {
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return validate(value, type, isRequired, pipe);
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}
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}
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export default it;
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export default x;
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