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interface ParsedIni {
[section: string]: { [key: string]: string };
}
const regexPatterns = {
section: /^\s*\[\s*([^\]]*)\s*\]\s*$/,
param: /^\s*([\w.\-_]+)\s*=\s*(.*?)\s*$/,
comment: /^\s*;.*$/,
};
const valueHandler = (matchKey: string, matchValue: string): string => {
return matchKey === "showname" ? matchValue : matchValue.toLowerCase();
};
const lineFilter = (value: string): boolean => {
const isEmpty: boolean = value.length === 0;
const isComment: boolean = regexPatterns.comment.test(value);
if (isComment || isEmpty) {
return false;
}
return true;
};
const iniParse = (data: string): ParsedIni => {
const parsedIni: ParsedIni = {};
const lines: string[] = data.split(/\r\n|\r|\n/);
const filteredLines: string[] = lines.filter(lineFilter);
let currentSection: string | undefined;
filteredLines.forEach((line) => {
const isParameter: boolean = regexPatterns.param.test(line);
const isSection: boolean = regexPatterns.section.test(line);
if (isParameter && currentSection) {
const match: RegExpMatchArray | null = line.match(regexPatterns.param);
if (match) {
const matchKey: string = match[1].toLowerCase();
const matchValue: string = match[2];
parsedIni[currentSection][matchKey] = valueHandler(matchKey, matchValue);
}
} else if (isSection) {
const match: RegExpMatchArray | null = line.match(regexPatterns.section);
if (match) {
const matchKey: string = match[1].toLowerCase();
parsedIni[matchKey] = {};
currentSection = matchKey;
}
}
});
return parsedIni;
};
export default iniParse;
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