json-schema-library/lib/validation/type.ts

Customizable and hackable json-validator and json-schema utilities for traversal, data generation and validation

import { JsonTypeValidator } from "../types";

/**
 * @todo: type is also a keyword, as is properties, items, etc
 *
 * An instance has one of six primitive types (http://json-schema.org/latest/json-schema-draft.html#rfc.section.4.2)
 * or seven in case of ajv https://github.com/epoberezkin/ajv/blob/master/KEYWORDS.md#type
 * 1 null, 2 boolean, 3 object, 4 array, 5 number, 6 string (7 integer)
 */
const typeValidators: Record<string, JsonTypeValidator> = {
    array: (draft, schema, value, pointer) =>
        draft.typeKeywords.array
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    object: (draft, schema, value, pointer) =>
        draft.typeKeywords.object
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    string: (draft, schema, value, pointer) =>
        draft.typeKeywords.string
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    integer: (draft, schema, value, pointer) =>
        draft.typeKeywords.number
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    number: (draft, schema, value, pointer) =>
        draft.typeKeywords.number
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    boolean: (draft, schema, value, pointer) =>
        draft.typeKeywords.boolean
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer)),

    null: (draft, schema, value, pointer) =>
        draft.typeKeywords.null
            .filter((key) => schema && schema[key] != null)
            .map((key) => draft.validateKeyword[key](draft, schema, value, pointer))
};

export default typeValidators;