chore: use Set instead of Map

yshaojun · yshaojun · commit 8d4cd145ac6c · 2023-07-17T18:32:12.000+08:00
diff --git a/src/vs/editor/contrib/unicodeHighlighter/browser/unicodeHighlighter.ts b/src/vs/editor/contrib/unicodeHighlighter/browser/unicodeHighlighter.ts
@@ -429,7 +429,7 @@ export class UnicodeHighlighterHoverParticipant implements IEditorHoverParticipa
 		}
 
 		const result: MarkdownHover[] = [];
-		const existedReason = new Map<string, boolean>();
+		const existedReason = new Set<string>();
 		let index = 300;
 		for (const d of lineDecorations) {
 
@@ -484,7 +484,7 @@ export class UnicodeHighlighterHoverParticipant implements IEditorHoverParticipa
 			if (existedReason.has(reason)) {
 				continue;
 			}
-			existedReason.set(reason, true);
+			existedReason.add(reason);
 
 			const adjustSettingsArgs: ShowExcludeOptionsArgs = {
 				codePoint: codePoint,

Original file line number	Diff line number	Diff line change
`@@ -429,7 +429,7 @@ export class UnicodeHighlighterHoverParticipant implements IEditorHoverParticipa`
`429`	`429`	`}`
`430`	`430`
`431`	`431`	`const result: MarkdownHover[] = [];`
`432`		`- const existedReason = new Map<string, boolean>();`
	`432`	`+ const existedReason = new Set<string>();`
`433`	`433`	`let index = 300;`
`434`	`434`	`for (const d of lineDecorations) {`
`435`	`435`
`@@ -484,7 +484,7 @@ export class UnicodeHighlighterHoverParticipant implements IEditorHoverParticipa`
`484`	`484`	`if (existedReason.has(reason)) {`
`485`	`485`	`continue;`
`486`	`486`	`}`
`487`		`- existedReason.set(reason, true);`
	`487`	`+ existedReason.add(reason);`
`488`	`488`
`489`	`489`	`const adjustSettingsArgs: ShowExcludeOptionsArgs = {`
`490`	`490`	`codePoint: codePoint,`