/* exprs > chan */

	// InvalidReceive occurs when there is a channel receive from a value that
	// is either not a channel, or is a send-only channel.
	//
	// Example:
	//  func f() {
	//  	var x = 1
	//  	<-x
	//  }
	InvalidReceive

	// InvalidSend occurs when there is a channel send to a value that is not a
	// channel, or is a receive-only channel.
	//
	// Example:
	//  func f() {

-A ISTIO_OUTPUT -o lo -p tcp ! --dport 53 -m owner ! --gid-owner 1337 -j RETURN
-A ISTIO_OUTPUT -m owner --gid-owner 1337 -j RETURN
-A ISTIO_OUTPUT -p tcp --dport 53 -j REDIRECT --to-ports 15053
-A ISTIO_OUTPUT -d 127.0.0.1/32 -j RETURN
-A ISTIO_OUTPUT -j ISTIO_REDIRECT
-A OUTPUT -p udp -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p udp --dport 53 -m owner --uid-owner 1337 -j RETURN
-A ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 1337 -j RETURN

iptables -t nat -A ISTIO_OUTPUT -m owner --gid-owner 888 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -m owner --gid-owner ftp -j RETURN
iptables -t nat -A ISTIO_OUTPUT -d 127.0.0.1/32 -j RETURN
iptables -t nat -A OUTPUT -p udp -j ISTIO_OUTPUT
iptables -t raw -A OUTPUT -p udp -j ISTIO_OUTPUT
iptables -t nat -A ISTIO_OUTPUT -p udp --dport 53 -m owner --uid-owner 1337 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 1337 -j RETURN

---

## **Typer**，命令行中的 FastAPI

    }

    def 'reads a unique lock file from a custom location'() {
        given:
        def file = tmpDir.file('custom', 'lock.file')
        lockFile.set(file)
        file << """#ignored
bar=a,c
foo=a,b,c
empty=d
"""

        when:
        def result = lockFileReaderWriter.readUniqueLockFile()

        then:
        result == [a: ['bar', 'foo'], b: ['foo'], c: ['bar', 'foo'], d: []]

        "HashSet<String>"                    | "['a', 'b', 'c'] as HashSet"              | "[a, b, c]"
        "LinkedHashSet<String>"              | "['a', 'b', 'c'] as LinkedHashSet"        | "[a, b, c]"
        "CopyOnWriteArraySet<String>"        | "['a', 'b', 'c'] as CopyOnWriteArraySet"  | "[a, b, c]"
        "TreeSet<String>"                    | "['a', 'b', 'c'] as TreeSet"              | "[a, b, c]"

    <span id="action-title"></span>
    <hr>
    <a title="{{.Help.list}}" id="action-source" href="./source">Show source code</a>
    <a title="{{.Help.list}}" id="action-source-tab" href="./source" target="_blank">Show source in new tab</a>
    <hr>
    <a title="{{.Help.focus}}" id="action-focus" href="?">Focus</a>
    <a title="{{.Help.ignore}}" id="action-ignore" href="?">Ignore</a>
    <a title="{{.Help.hide}}" id="action-hide" href="?">Hide</a>

			}
		})
		return nt
	}
	return nil
}

func (a *Agent) Close() {
	if a.xdsProxy != nil {
		a.xdsProxy.close()
	}
	if a.localDNSServer != nil {
		a.localDNSServer.Close()
	}
	if a.sdsServer != nil {
		a.sdsServer.Stop()
	}
	if a.secretCache != nil {
		a.secretCache.Close()
	}
	if a.fileWatcher != nil {
		_ = a.fileWatcher.Close()
	}
}

import java.util.function.BiFunction;

/**
 * A container object that provides a value of a specific type. The value can be retrieved using one of the query methods
 * such as {@link #get()} or {@link #getOrNull()}.
 *
 * <p>
 * A provider may not always have a value available, for example when the value may not yet be known but will be known

iptables -t nat -A OUTPUT -p tcp -j ISTIO_OUTPUT
iptables -t nat -A ISTIO_OUTPUT -o lo -s 127.0.0.6/32 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --uid-owner 1337 -j ISTIO_IN_REDIRECT
iptables -t nat -A ISTIO_OUTPUT -o lo -m owner ! --uid-owner 1337 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -m owner --uid-owner 1337 -j RETURN