Method createIdentifierWithDiagnostic

internal/parser/parser.go:5859–5904

(isIdentifier bool, diagnosticMessage *diagnostics.Message, privateIdentifierDiagnosticMessage *diagnostics.Message)

}

func (p *Parser) createIdentifierWithDiagnostic(isIdentifier bool, diagnosticMessage *diagnostics.Message, privateIdentifierDiagnosticMessage *diagnostics.Message) *ast.Node {
	if isIdentifier {
		var pos int
		if p.scanner.HasPrecedingJSDocLeadingAsterisks() {
			pos = p.scanner.TokenStart()
		} else {
			pos = p.nodePos()
		}
		text := p.scanner.TokenValue()
		p.nextTokenWithoutCheck()
		return p.finishNode(p.newIdentifier(p.internIdentifier(text)), pos)
	}
	if p.token == ast.KindPrivateIdentifier {
		if privateIdentifierDiagnosticMessage != nil {
			p.parseErrorAtCurrentToken(privateIdentifierDiagnosticMessage)
		} else {
			p.parseErrorAtCurrentToken(diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies)
		}
		return p.createIdentifier(true /*isIdentifier*/)
	}
	// Only for end of file because the error gets reported incorrectly on embedded script tags.
	reportAtCurrentPosition := p.token == ast.KindEndOfFile
	if diagnosticMessage != nil {
		if reportAtCurrentPosition {
			pos := p.scanner.TokenFullStart()
			p.parseErrorAt(pos, pos, diagnosticMessage)
		} else {
			p.parseErrorAtCurrentToken(diagnosticMessage)
		}
	} else if isReservedWord(p.token) {
		if reportAtCurrentPosition {
			pos := p.scanner.TokenFullStart()
			p.parseErrorAt(pos, pos, diagnostics.Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here, p.scanner.TokenText())
		} else {
			p.parseErrorAtCurrentToken(diagnostics.Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here, p.scanner.TokenText())
		}
	} else {
		if reportAtCurrentPosition {
			pos := p.scanner.TokenFullStart()
			p.parseErrorAt(pos, pos, diagnostics.Identifier_expected)
		} else {
			p.parseErrorAtCurrentToken(diagnostics.Identifier_expected)
		}
	}
	return p.createMissingIdentifier()
}

func (p *Parser) internIdentifier(text string) string {
	if identifier, ok := p.identifiers[text]; ok {