perf(ksuid): update .parse()

postspectacular · postspectacular · commit da6765dac956 · 2023-08-12T11:38:08.000+02:00
- avoid allocation
diff --git a/packages/ksuid/src/ksuid32.ts b/packages/ksuid/src/ksuid32.ts
@@ -23,7 +23,7 @@ export class KSUID32 extends AKSUID {
 	}
 
 	parse(id: string) {
-		const buf = new Uint8Array(this.size);
+		const buf = this.tmp;
 		this.base.decodeBytes(id, buf);
 		return {
 			epoch: this.u32(buf) * 1000 + this.epoch,
diff --git a/packages/ksuid/src/ksuid64.ts b/packages/ksuid/src/ksuid64.ts
@@ -27,7 +27,7 @@ export class KSUID64 extends AKSUID {
 	}
 
 	parse(id: string) {
-		const buf = new Uint8Array(this.size);
+		const buf = this.tmp;
 		this.base.decodeBytes(id, buf);
 		return {
 			epoch:

Original file line number	Diff line number	Diff line change
`@@ -23,7 +23,7 @@ export class KSUID32 extends AKSUID {`
`23`	`23`	`}`
`24`	`24`
`25`	`25`	`parse(id: string) {`
`26`		`- const buf = new Uint8Array(this.size);`
	`26`	`+ const buf = this.tmp;`
`27`	`27`	`this.base.decodeBytes(id, buf);`
`28`	`28`	`return {`
`29`	`29`	`epoch: this.u32(buf) * 1000 + this.epoch,`
Original file line number	Diff line number	Diff line change
`@@ -27,7 +27,7 @@ export class KSUID64 extends AKSUID {`
`27`	`27`	`}`
`28`	`28`
`29`	`29`	`parse(id: string) {`
`30`		`- const buf = new Uint8Array(this.size);`
	`30`	`+ const buf = this.tmp;`
`31`	`31`	`this.base.decodeBytes(id, buf);`
`32`	`32`	`return {`
`33`	`33`	`epoch:`