ts-edifact/lib/edi/unecePageParser.js

Edifact parser library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UNECEPageParser = void 0;
const htmlparser2_1 = require("htmlparser2");
const uneceDomHandler_1 = require("./uneceDomHandler");
const tsm_1 = require("@initics/tsm");
const util_1 = require("../util");
class UNECEPageParser {
    constructor(smdef) {
        this.sm = new tsm_1.StateMachine(smdef);
    }
    get spec() {
        if (!this._spec) {
            throw new Error(`EdifactMessageSpecification not defined`);
        }
        return this._spec;
    }
    parse(page) {
        const parser = new htmlparser2_1.Parser(this.setupHandler());
        parser.write(page);
        parser.end();
    }
    setupHandler() {
        return new class extends uneceDomHandler_1.UNECEDomHandler {
            onOpenTag() {
            }
            onText() {
            }
        }();
    }
    extractTextValue(text, regex, index = 0) {
        const arr = regex.exec(text);
        if ((0, util_1.isDefined)(arr)) {
            return arr[index];
        }
        return "";
    }
    throwInvalidParserState(state) {
        throw new Error(`Invalid parser state: ${state}`);
    }
    throwCouldNotParsePage() {
        throw new Error('Could not parse page');
    }
}
exports.UNECEPageParser = UNECEPageParser;
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