Method bindOptionalExpression

internal/binder/binder.go:2390–2396

(node *ast.Node, trueTarget *ast.FlowLabel, falseTarget *ast.FlowLabel)

}

func (b *Binder) bindOptionalExpression(node *ast.Node, trueTarget *ast.FlowLabel, falseTarget *ast.FlowLabel) {
	b.doWithConditionalBranches((*Binder).bind, node, trueTarget, falseTarget)
	if !ast.IsOptionalChain(node) || ast.IsOutermostOptionalChain(node) {
		b.addAntecedent(trueTarget, b.createFlowCondition(ast.FlowFlagsTrueCondition, b.currentFlow, node))
		b.addAntecedent(falseTarget, b.createFlowCondition(ast.FlowFlagsFalseCondition, b.currentFlow, node))
	}
}

func (b *Binder) bindOptionalChainRest(node *ast.Node) bool {
	switch node.Kind {