json-processing/dist/lib/input.js

JSON Processing Tool

'use strict';
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const yajson_stream_1 = __importDefault(require("yajson-stream"));
const bluebird_1 = require("bluebird");
const lodash_1 = require("lodash");
exports.default = (stream, path, onNode) => new bluebird_1.Promise((resolve, reject) => {
    const s = stream.pipe(yajson_stream_1.default(path)).
        on('data', (data) => {
        try {
            populatePathMetadata(data.value, data.path);
            onNode(data.value);
        }
        catch (e) {
            s.destroy();
            reject(e);
        }
    }).
        on('error', (err) => reject(err)).
        on('end', () => resolve());
});
function populatePathMetadata(node, path) {
    if (lodash_1.isObject(node) || lodash_1.isArray(node))
        Object.defineProperties(node, {
            __path: { value: path, writable: true },
            __key: { value: path[path.length - 1], writable: true }
        });
}