llama.cpp/tools/server/webui/src/lib/utils/formatters.ts

70 lines
1.7 KiB
TypeScript

/**
* Formats file size in bytes to human readable format
* Supports Bytes, KB, MB, and GB
*
* @param bytes - File size in bytes (or unknown for safety)
* @returns Formatted file size string
*/
export function formatFileSize(bytes: number | unknown): string {
if (typeof bytes !== 'number') return 'Unknown';
if (bytes === 0) return '0 Bytes';
const k = 1024;
const sizes = ['Bytes', 'KB', 'MB', 'GB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
}
/**
* Format parameter count to human-readable format (B, M, K)
*
* @param params - Parameter count
* @returns Human-readable parameter count
*/
export function formatParameters(params: number | unknown): string {
if (typeof params !== 'number') return 'Unknown';
if (params >= 1e9) {
return `${(params / 1e9).toFixed(2)}B`;
}
if (params >= 1e6) {
return `${(params / 1e6).toFixed(2)}M`;
}
if (params >= 1e3) {
return `${(params / 1e3).toFixed(2)}K`;
}
return params.toString();
}
/**
* Format number with locale-specific thousands separators
*
* @param num - Number to format
* @returns Human-readable number
*/
export function formatNumber(num: number | unknown): string {
if (typeof num !== 'number') return 'Unknown';
return num.toLocaleString();
}
/**
* Format JSON string with pretty printing (2-space indentation)
* Returns original string if parsing fails
*
* @param jsonString - JSON string to format
* @returns Pretty-printed JSON string or original if invalid
*/
export function formatJsonPretty(jsonString: string): string {
try {
const parsed = JSON.parse(jsonString);
return JSON.stringify(parsed, null, 2);
} catch {
return jsonString;
}
}