Method makeBinaryExpression

internal/parser/parser.go:4669–4671

(left *ast.Expression, operatorToken *ast.Node, right *ast.Expression, pos int)

}

func (p *Parser) makeBinaryExpression(left *ast.Expression, operatorToken *ast.Node, right *ast.Expression, pos int) *ast.Node {
	return p.finishNode(p.factory.NewBinaryExpression(nil /*modifiers*/, left, nil /*typeNode*/, operatorToken, right), pos)
}

func (p *Parser) parseUnaryExpressionOrHigher() *ast.Expression {
	// ES7 UpdateExpression: