Merge pull request #10345 from Microsoft/meaning
Use an enum in checkClassForDuplicateDeclarations to make it prettier
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commit
7ee05ba809
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@ -13794,15 +13794,19 @@ namespace ts {
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}
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function checkClassForDuplicateDeclarations(node: ClassLikeDeclaration) {
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const getter = 1, setter = 2, property = getter | setter;
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const enum Accessor {
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Getter = 1,
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Setter = 2,
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Property = Getter | Setter
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}
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const instanceNames = createMap<number>();
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const staticNames = createMap<number>();
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const instanceNames = createMap<Accessor>();
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const staticNames = createMap<Accessor>();
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for (const member of node.members) {
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if (member.kind === SyntaxKind.Constructor) {
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for (const param of (member as ConstructorDeclaration).parameters) {
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if (isParameterPropertyDeclaration(param)) {
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addName(instanceNames, param.name, (param.name as Identifier).text, property);
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addName(instanceNames, param.name, (param.name as Identifier).text, Accessor.Property);
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}
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}
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}
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@ -13814,22 +13818,22 @@ namespace ts {
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if (memberName) {
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switch (member.kind) {
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case SyntaxKind.GetAccessor:
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addName(names, member.name, memberName, getter);
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addName(names, member.name, memberName, Accessor.Getter);
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break;
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case SyntaxKind.SetAccessor:
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addName(names, member.name, memberName, setter);
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addName(names, member.name, memberName, Accessor.Setter);
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break;
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case SyntaxKind.PropertyDeclaration:
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addName(names, member.name, memberName, property);
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addName(names, member.name, memberName, Accessor.Property);
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break;
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}
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}
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}
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}
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function addName(names: Map<number>, location: Node, name: string, meaning: number) {
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function addName(names: Map<Accessor>, location: Node, name: string, meaning: Accessor) {
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const prev = names[name];
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if (prev) {
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if (prev & meaning) {
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