igir/dist/src/globals/defaults.js

🕹 A zero-setup ROM collection manager that sorts, filters, extracts or archives, patches, and reports on collections of any size on any OS.

var _a;
/**
 * A static class of globals that are determined at startup, to be used widely.
 */
class Defaults {
}
_a = Defaults;
/**
 * A reasonable max of filesystem threads for operations such as:
 * @example
 * Promise.all([].map(async (file) => fs.lstat(file));
 */
Defaults.MAX_FS_THREADS = 100;
/**
 * Default max semaphore filesize of files to read (and checksum) and write (and test) at once.
 * This will be the limiting factor for consoles with large ROMs. 734MiB CDs.
 */
Defaults.MAX_READ_WRITE_CONCURRENT_KILOBYTES = Math.ceil(734_003_200 / 1024);
/**
 * Default number of DATs to process at once.
 */
Defaults.DAT_DEFAULT_THREADS = 3;
/**
 * A reasonable max number of files to write at once.
 */
Defaults.FILE_READER_DEFAULT_THREADS = 8;
/**
 * Max number of archive entries to process (possibly extract & MD5/SHA1/SHA256 checksum) at once.
 */
Defaults.ARCHIVE_ENTRY_SCANNER_THREADS_PER_ARCHIVE = _a.FILE_READER_DEFAULT_THREADS / 2;
/**
 * A reasonable max number of ROM release candidates to write at once. This will be the limiting
 * factor for consoles with many small ROMs.
 */
Defaults.ROM_WRITER_DEFAULT_THREADS = _a.FILE_READER_DEFAULT_THREADS / 2;
/**
 * The number of additional retry attempts to write a file if the write or test fails.
 */
Defaults.ROM_WRITER_ADDITIONAL_RETRIES = 2;
/**
 * Max number of files to recycle/delete at once.
 */
Defaults.OUTPUT_CLEANER_BATCH_SIZE = 100;
/**
 * Max {@link fs} highWaterMark chunk size to read and write at a time.
 */
Defaults.FILE_READING_CHUNK_SIZE = 64 * 1024; // 64KiB, Node.js v22 default
/**
 * Max size of file contents to store in memory vs. temp files.
 */
Defaults.MAX_MEMORY_FILE_SIZE = 64 * 1024 * 1024; // 64MiB
export default Defaults;
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