webAO/iniParse.js


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const regexPatterns = {
    section: /^\s*\[\s*([^\]]*)\s*\]\s*$/,
    param: /^\s*([\w.\-_]+)\s*=\s*(.*?)\s*$/,
    comment: /^\s*;.*$/,
};

const valueHandler = (matchKey, matchValue) => (matchKey === 'showname' ? matchValue : matchValue.toLowerCase());

const lineFilter = (value) => {
    const isEmpty = value.length === 0;
    const isComment = regexPatterns.comment.test(value);
    if (isComment || isEmpty) {
        return false;
    }
    return true;
};

const iniParse = (data) => {
    const parsedIni = {};
    const lines = data.split(/\r\n|\r|\n/);
    const filteredLines = lines.filter(lineFilter);

    let currentSection;
    filteredLines.forEach((line) => {
        const isParameter = regexPatterns.param.test(line);
        const isSection = regexPatterns.section.test(line);
        if (isParameter && currentSection) {
            const match = line.match(regexPatterns.param);
            const matchKey = match[1].toLowerCase();
            const matchValue = match[2];
            parsedIni[currentSection][matchKey] = valueHandler(matchKey, matchValue);
        } else if (isSection) {
            const match = line.match(regexPatterns.section);
            const matchKey = match[1].toLowerCase();
            parsedIni[matchKey] = {};
            currentSection = matchKey;
        }
    });
    return parsedIni;
};

export default iniParse;