easy-schema-validator/build/index.js

Easily validate JSON Schema.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
const Ajv = require("ajv");
const cross_fetch_1 = require("cross-fetch");
function defaultResolver(uri) {
    return __awaiter(this, void 0, void 0, function* () {
        const res = yield cross_fetch_1.default(uri);
        const json = yield res.json();
        return json;
    });
}
class SchemaValidator {
    constructor(schema, options = {}) {
        this.schema = schema;
        this.ajv = new Ajv({
            useDefaults: options.useDefaults !== false,
            loadSchema: defaultResolver,
        });
    }
    validate(data) {
        return __awaiter(this, void 0, void 0, function* () {
            if (this.validateFunc === undefined) {
                this.validateFunc = yield this.ajv.compileAsync(this.schema);
            }
            yield this.validateFunc(data);
            return this.validateFunc.errors || [];
        });
    }
    static validate(data, schema, options = {}) {
        return __awaiter(this, void 0, void 0, function* () {
            const validator = new SchemaValidator(schema, options);
            return validator.validate(data);
        });
    }
}
exports.default = SchemaValidator;
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