@logtape/windows-eventlog/dist/formatter.js

Windows Event Log sink for LogTape

//#region src/formatter.ts
/**
* Formats a log record message into a string suitable for Windows Event Log.
* Combines the template and arguments into a readable message.
*/
function formatMessage(record) {
	let message = "";
	for (let i = 0; i < record.message.length; i++) if (i % 2 === 0) message += record.message[i];
	else {
		const arg = record.message[i];
		if (typeof arg === "string") message += arg;
		else message += JSON.stringify(arg);
	}
	return message;
}
/**
* Formats additional context information for the log entry.
* Includes category, properties, and other metadata.
*/
function formatContext(record) {
	const context = [];
	if (record.category && record.category.length > 0) context.push(`Category: ${record.category.join(".")}`);
	if (record.properties && Object.keys(record.properties).length > 0) context.push(`Properties: ${JSON.stringify(record.properties)}`);
	context.push(`Timestamp: ${new Date(record.timestamp).toISOString()}`);
	return context.length > 0 ? `\n\n${context.join("\n")}` : "";
}
/**
* Default way of rendering a record into text that goes in the event log.
*/
function defaultWindowsEventlogFormatter(record) {
	const msg = formatMessage(record);
	const ctx = formatContext(record);
	return msg + ctx;
}

//#endregion
export { defaultWindowsEventlogFormatter };
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