JsxTagNameExpression can only be Identifier | ThisExpression, not any PrimaryExpression

src/compiler/parser.ts

@@ -4167,7 +4167,7 @@ namespace ts {
             // We can't just simply use parseLeftHandSideExpressionOrHigher because then we will start consider class,function etc as a keyword
             // We only want to consider "this" as a primaryExpression
             let expression: JsxTagNameExpression = token() === SyntaxKind.ThisKeyword ?
-                parseTokenNode<PrimaryExpression>() : parseIdentifierName();
+                parseTokenNode<ThisExpression>() : parseIdentifierName();
             while (parseOptional(SyntaxKind.DotToken)) {
                 const propertyAccess: PropertyAccessExpression = <PropertyAccessExpression>createNode(SyntaxKind.PropertyAccessExpression, expression.pos);
                 propertyAccess.expression = expression;

src/compiler/types.ts

@@ -1732,7 +1732,7 @@ namespace ts {
 
     export type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
 
-    export type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
+    export type JsxTagNameExpression = Identifier | ThisExpression | PropertyAccessExpression;
 
     export interface JsxAttributes extends ObjectLiteralExpressionBase<JsxAttributeLike> {
         parent?: JsxOpeningLikeElement;

tests/baselines/reference/api/tsserverlibrary.d.ts

@@ -1051,7 +1051,7 @@ declare namespace ts {
     }
     type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement;
     type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
-    type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
+    type JsxTagNameExpression = Identifier | ThisExpression | PropertyAccessExpression;
     interface JsxAttributes extends ObjectLiteralExpressionBase<JsxAttributeLike> {
         parent?: JsxOpeningLikeElement;
     }

tests/baselines/reference/api/typescript.d.ts

@@ -1051,7 +1051,7 @@ declare namespace ts {
     }
     type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement;
     type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
-    type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
+    type JsxTagNameExpression = Identifier | ThisExpression | PropertyAccessExpression;
     interface JsxAttributes extends ObjectLiteralExpressionBase<JsxAttributeLike> {
         parent?: JsxOpeningLikeElement;
     }