*   <li>{@code [3..6]} encloses {@code [4..4)} (even though the latter is empty)
   *   <li>{@code (3..6]} does not enclose {@code [3..6]}
   *   <li>{@code [4..5]} does not enclose {@code (3..6)} (even though it contains every value
   *       contained by the latter range)
   *   <li>{@code [3..6]} does not enclose {@code (1..1]} (even though it contains every value
   *       contained by the latter range)
   * </ul>
   *

   *   <li>{@code [3..6]} encloses {@code [4..4)} (even though the latter is empty)
   *   <li>{@code (3..6]} does not enclose {@code [3..6]}
   *   <li>{@code [4..5]} does not enclose {@code (3..6)} (even though it contains every value
   *       contained by the latter range)
   *   <li>{@code [3..6]} does not enclose {@code (1..1]} (even though it contains every value
   *       contained by the latter range)
   * </ul>
   *

				goto bufrecv
			}
			if c.closed != 0 {
				goto rclose
			}
		} else {
			if raceenabled {
				racereadpc(c.raceaddr(), casePC(casi), chansendpc)
			}
			if c.closed != 0 {
				goto sclose
			}
			sg = c.recvq.dequeue()
			if sg != nil {
				goto send
			}
			if c.qcount < c.dataqsiz {
				goto bufsend
			}
		}
	}

	if !block {
		selunlock(scases, lockorder)

	// Scopes nest, with the Universe scope being the outermost scope, enclosing
	// the package scope, which contains (one or more) files scopes, which enclose
	// function scopes which in turn enclose statement and function literal scopes.
	// Note that even though package-level functions are declared in the package
	// scope, the function scopes are embedded in the file scope of the file

	// Scopes nest, with the Universe scope being the outermost scope, enclosing
	// the package scope, which contains (one or more) files scopes, which enclose
	// function scopes which in turn enclose statement and function literal scopes.
	// Note that even though package-level functions are declared in the package
	// scope, the function scopes are embedded in the file scope of the file

	count, if given) is found.
	The -q flag suppresses printing of matches.

help [-v] name...
	log help text for commands and conditions

	To display help for a specific condition, enclose it in
	brackets: 'help [amd64]'.
	To display complete documentation when listing all commands,
	pass the -v flag.

mkdir path...
	create directories, if they do not already exist

// additional whitespace abutting a node to be enclosed by it.
// In this example:
//
//	z := x + y // add them
//	     <-A->
//	    <----B----->
//
// the ast.BinaryExpr(+) node is considered to enclose interval B
// even though its [Pos()..End()) is actually only interval A.
// This behaviour makes user interfaces more tolerant of imperfect
// input.
//
// This function treats tokens as nodes, though they are not included

func Help() Cmd {
	return Command(
		CmdUsage{
			Summary: "log help text for commands and conditions",
			Args:    "[-v] name...",
			Detail: []string{
				"To display help for a specific condition, enclose it in brackets: 'help [amd64]'.",
				"To display complete documentation when listing all commands, pass the -v flag.",
			},
		},
		func(s *State, args ...string) (WaitFunc, error) {
			if s.engine == nil {