From 7f4db37ff43e4a6efb4241cf84e328bbd3369b1b Mon Sep 17 00:00:00 2001 From: syuilo Date: Thu, 2 Mar 2017 17:07:34 +0900 Subject: [PATCH] wip --- src/api/validator2.ts | 99 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 src/api/validator2.ts diff --git a/src/api/validator2.ts b/src/api/validator2.ts new file mode 100644 index 0000000000..057875f80b --- /dev/null +++ b/src/api/validator2.ts @@ -0,0 +1,99 @@ +import * as mongo from 'mongodb'; +import hasDuplicates from '../common/has-duplicates'; + +type CustomValidator = (value: T) => boolean | string; + +interface Validator { + get: () => [any, string]; + + required: () => Validator; + + validate: (validator: CustomValidator) => Validator; +} + +class ValidatorCore implements Validator { + value: any; + error: string; + + required() { + if (this.error === null && this.value === null) { + this.error = 'required'; + } + return this; + } + + get(): [any, string] { + return [this.value, this.error]; + } + + validate(validator: any) { + if (this.error || this.value === null) return this; + const result = validator(this.value); + if (result === false) { + this.error = 'invalid-format'; + } else if (typeof result == 'string') { + this.error = result; + } + return this; + } +} + +class NumberValidator extends ValidatorCore { + value: number; + error: string; + + constructor(value) { + super(); + if (value === undefined || value === null) { + this.value = null; + } else if (!Number.isFinite(value)) { + this.error = 'must-be-a-number'; + } else { + this.value = value; + } + } + + range(min: number, max: number) { + if (this.error || this.value === null) return this; + if (this.value < min || this.value > max) { + this.error = 'invalid-range'; + } + return this; + } + + required() { + return super.required(); + } + + get(): [number, string] { + return super.get(); + } + + validate(validator: CustomValidator) { + return super.validate(validator); + } +} + +const it = (value) => { + return { + must: { + be: { + a: { + string: 0, + number: () => new NumberValidator(value), + boolean: 0, + set: 0 + }, + an: { + id: 0, + array: 0, + object: 0 + } + } + } + }; +}; + +export default it; + +const [n, e] = it(42).must.be.a.number().required().range(10, 70).validate(x => x != 21).get();