@stoplight/graphite/plugins/json-schema/index.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const lodash_1 = require("lodash");
const graph_1 = require("../../graph");
const KNOWN_JSON_SCHEMA_TYPES = [
    'any',
    'array',
    'boolean',
    'integer',
    'null',
    'number',
    'object',
    'string',
];
const JSON_SCHEMA_COMBINERS = ['allOf', 'oneOf', 'anyOf'];
const predicates = [
    parsed => typeof parsed.$schema === 'string' && /json-schema/.test(parsed.$schema),
    parsed => {
        if (typeof parsed.type === 'string') {
            return KNOWN_JSON_SCHEMA_TYPES.includes(parsed.type);
        }
        else if (Array.isArray(parsed.type)) {
            return parsed.type.some(item => typeof item === 'string' && KNOWN_JSON_SCHEMA_TYPES.includes(item));
        }
        return '$ref' in parsed;
    },
    (parsed) => JSON_SCHEMA_COMBINERS.some(combiner => Array.isArray(parsed[combiner])),
];
exports.isJsonSchema = (parsed) => lodash_1.isObject(parsed) && predicates.some(predicate => predicate(parsed));
exports.createJsonSchemaPlugin = () => {
    return {
        tasks: [],
        specProvider: {
            spec: graph_1.Specs.Json_Schema,
            content: parsed => (exports.isJsonSchema(parsed) ? 1 : 0),
        },
    };
};
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