Reduce instance size of Identifier

rbuckton · rbuckton · commit bb5edf1a1db9 · 2023-01-09T16:12:56.000-05:00
diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
@@ -7325,7 +7325,6 @@ function Identifier(this: Mutable<Node>, kind: SyntaxKind, pos: number, end: num
     this.parent = undefined!;
     this.original = undefined;
     this.emitNode = undefined;
-    (this as Identifier).flowNode = undefined;
 }
 
 function SourceMapSource(this: SourceMapSource, fileName: string, text: string, skipTrivia?: (pos: number) => number) {

Original file line number	Diff line number	Diff line change
`@@ -7325,7 +7325,6 @@ function Identifier(this: Mutable<Node>, kind: SyntaxKind, pos: number, end: num`
`7325`	`7325`	`this.parent = undefined!;`
`7326`	`7326`	`this.original = undefined;`
`7327`	`7327`	`this.emitNode = undefined;`
`7328`		`- (this as Identifier).flowNode = undefined;`
`7329`	`7328`	`}`
`7330`	`7329`
`7331`	`7330`	`function SourceMapSource(this: SourceMapSource, fileName: string, text: string, skipTrivia?: (pos: number) => number) {`