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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | 46x 46x 46x 6371x 6371x 82784x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 6371x 3x 3x 3x 3x 3x 6371x 6371x 6371x 6371x 5980x 3924x 2030x 26x 46x | import { Node } from './node';
import { constants } from './constants';
const { S_IFMT, S_IFDIR, S_IFREG, S_IFBLK, S_IFCHR, S_IFLNK, S_IFIFO, S_IFSOCK } = constants;
export type TStatNumber = number | bigint;
/**
* Statistics about a file/directory, like `fs.Stats`.
*/
export class Stats<T = TStatNumber> {
static build(node: Node, bigint: false): Stats<number>;
static build(node: Node, bigint: true): Stats<bigint>;
static build(node: Node, bigint?: boolean): Stats<TStatNumber>;
static build(node: Node, bigint: boolean = false): Stats<TStatNumber> {
const stats = new Stats<TStatNumber>();
const { uid, gid, atime, mtime, ctime } = node;
const getStatNumber = !bigint ? number => number : number => BigInt(number);
// Copy all values on Stats from Node, so that if Node values
// change, values on Stats would still be the old ones,
// just like in Node fs.
stats.uid = getStatNumber(uid);
stats.gid = getStatNumber(gid);
stats.rdev = getStatNumber(0);
stats.blksize = getStatNumber(4096);
stats.ino = getStatNumber(node.ino);
stats.size = getStatNumber(node.getSize());
stats.blocks = getStatNumber(1);
stats.atime = atime;
stats.mtime = mtime;
stats.ctime = ctime;
stats.birthtime = ctime;
stats.atimeMs = getStatNumber(atime.getTime());
stats.mtimeMs = getStatNumber(mtime.getTime());
const ctimeMs = getStatNumber(ctime.getTime());
stats.ctimeMs = ctimeMs;
stats.birthtimeMs = ctimeMs;
if (bigint) {
stats.atimeNs = BigInt(atime.getTime()) * BigInt(1000000);
stats.mtimeNs = BigInt(mtime.getTime()) * BigInt(1000000);
const ctimeNs = BigInt(ctime.getTime()) * BigInt(1000000);
stats.ctimeNs = ctimeNs;
stats.birthtimeNs = ctimeNs;
}
stats.dev = getStatNumber(0);
stats.mode = getStatNumber(node.mode);
stats.nlink = getStatNumber(node.nlink);
return stats;
}
uid: T;
gid: T;
rdev: T;
blksize: T;
ino: T;
size: T;
blocks: T;
atime: Date;
mtime: Date;
ctime: Date;
birthtime: Date;
atimeMs: T;
mtimeMs: T;
ctimeMs: T;
birthtimeMs: T;
// additional properties that exist when bigint is true
atimeNs: T extends bigint ? T : undefined;
mtimeNs: T extends bigint ? T : undefined;
ctimeNs: T extends bigint ? T : undefined;
birthtimeNs: T extends bigint ? T : undefined;
dev: T;
mode: T;
nlink: T;
private _checkModeProperty(property: number): boolean {
return (Number(this.mode) & S_IFMT) === property;
}
isDirectory(): boolean {
return this._checkModeProperty(S_IFDIR);
}
isFile(): boolean {
return this._checkModeProperty(S_IFREG);
}
isBlockDevice(): boolean {
return this._checkModeProperty(S_IFBLK);
}
isCharacterDevice(): boolean {
return this._checkModeProperty(S_IFCHR);
}
isSymbolicLink(): boolean {
return this._checkModeProperty(S_IFLNK);
}
isFIFO(): boolean {
return this._checkModeProperty(S_IFIFO);
}
isSocket(): boolean {
return this._checkModeProperty(S_IFSOCK);
}
}
export default Stats;
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