Method parseJsxExpression

internal/parser/parser.go:4879–4901

(inExpressionContext bool)

}

func (p *Parser) parseJsxExpression(inExpressionContext bool) *ast.Node {
	pos := p.nodePos()
	if !p.parseExpected(ast.KindOpenBraceToken) {
		return nil
	}
	var dotDotDotToken *ast.Node
	var expression *ast.Expression
	if p.token != ast.KindCloseBraceToken {
		if !inExpressionContext {
			dotDotDotToken = p.parseOptionalToken(ast.KindDotDotDotToken)
		}
		// Only an AssignmentExpression is valid here per the JSX spec,
		// but we can unambiguously parse a comma sequence and provide
		// a better error message in grammar checking.
		expression = p.parseExpression()
	}
	if inExpressionContext {
		p.parseExpected(ast.KindCloseBraceToken)
	} else if p.parseExpectedWithoutAdvancing(ast.KindCloseBraceToken) {
		p.scanJsxText()
	}
	return p.finishNode(p.factory.NewJsxExpression(dotDotDotToken, expression), pos)
}

func (p *Parser) scanJsxText() ast.Kind {
	p.token = p.scanner.ScanJsxToken()