typedsv/build/parser/Parser.js

Parse and map delimiter-separated values (csv, tsv, etc.) to TypeScript/ES6+ classes.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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        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());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
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            switch (op[0]) {
                case 0: case 1: t = op; break;
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    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var Store_1 = require("../metadata/Store");
var Reader_1 = require("../reader/Reader");
var Parser = /** @class */ (function () {
    function Parser(type) {
        this.type = type;
        this.properties = Store_1.getStore().getParsed(this.type);
    }
    Parser.prototype.parse = function (input, options) {
        var _this = this;
        if (options === void 0) { options = {}; }
        return new Promise(function (resolve) { return __awaiter(_this, void 0, void 0, function () {
            var headers, objects, reader;
            var _this = this;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        headers = [];
                        objects = [];
                        options.onHeaders = function (header) { return headers.push.apply(headers, header); };
                        options.onRow = function (row, line) {
                            var _a;
                            var target = new _this.type();
                            if (row instanceof Array) {
                                row.forEach(function (value, index) {
                                    _this.properties
                                        .filter(function (args) { return args.options.index === index; })
                                        .forEach(function (prop) { return prop.set(target, value); });
                                });
                            }
                            else if (typeof row === 'object') {
                                headers.forEach(function (value, index) {
                                    _this.properties
                                        .filter(function (args) { return args.options.header === value || args.options.index === index; })
                                        .forEach(function (prop) { return prop.set(target, row[value]); });
                                });
                            }
                            (_a = options.onObject) === null || _a === void 0 ? void 0 : _a.call(options, target, line);
                            objects.push(target);
                        };
                        reader = new Reader_1.Reader(options);
                        return [4 /*yield*/, reader.read(input)];
                    case 1:
                        _a.sent();
                        resolve(objects);
                        return [2 /*return*/];
                }
            });
        }); });
    };
    return Parser;
}());
exports.Parser = Parser;
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