uno-js/dist/createCsv.js

JS/TS common used functions, zero dependencies

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createCsvData = void 0;
const escapeValuesWithQuotes = (str) => str.match(/\$-?(\d{1,3},+)?(\d{1,3},\d{3}(\.\d)*)/g) ? str.replace(/,\$/g, '","$') : str.replace(/,/g, '","');
const wrapWithQuotes = (text) => (typeof text === 'string' ? `"${text.replace(/"/g, '""')}"` : `"${text}"`);
const formatMixedEntry = (arr) => arr.constructor === Array ? arr.map(wrapWithQuotes).join() : wrapWithQuotes(arr);
const formatEntryWithCommas = (textString, text) => (textString.match(/(,\s)+/g) || []).length === 0
    ? wrapWithQuotes(escapeValuesWithQuotes(textString))
    : formatMixedEntry(text);
const escapeValuesWithCommas = (data) => data.map((value) => [...value]
    .map((text) => {
    const textString = !text ? 'N/A' : String(text);
    return textString.includes(',') ? formatEntryWithCommas(textString, text) : wrapWithQuotes(textString);
})
    .join(','));
const createCsvData = (csv, headers) => [headers.join(','), ...escapeValuesWithCommas(csv)].join('\r\n');
exports.createCsvData = createCsvData;
exports.default = (csv, headers, fileName) => {
    const dataWithBom = `\uFEFF${(0, exports.createCsvData)(csv, headers)}`;
    const blob = new Blob([dataWithBom], { type: 'text/csv;charset=utf-8;' });
    const link = document.createElement('a');
    if (link.download !== undefined) {
        const url = URL.createObjectURL(blob);
        link.setAttribute('href', url);
        link.setAttribute('download', fileName);
        link.style.visibility = 'hidden';
        document.body.appendChild(link);
        link.click();
        document.body.removeChild(link);
    }
};