func ParseSelectorOrDie(s string) Selector {
	selector, err := ParseSelector(s)
	if err != nil {
		panic(err)
	}
	return selector
}

// ParseSelector takes a string representing a selector and returns an
// object suitable for matching, or an error.
func ParseSelector(selector string) (Selector, error) {
	return parseSelector(selector,
		func(lhs, rhs string) (newLhs, newRhs string, err error) {

type Requirements []Requirement

// Selector represents a label selector.
type Selector interface {
	// Matches returns true if this selector matches the given set of labels.
	Matches(Labels) bool

	// Empty returns true if this selector does not restrict the selection space.
	Empty() bool

	// String returns a human readable string that represents this selector.
	String() string

// nil.
//
// selectgo returns the index of the chosen scase, which matches the
// ordinal position of its respective select{recv,send,default} call.
// Also, if the chosen scase was a receive operation, it reports whether
// a value was received.
func selectgo(cas0 *scase, order0 *uint16, pc0 *uintptr, nsends, nrecvs int, block bool) (int, bool) {
	if debugSelect {
		print("select: cas0=", cas0, "\n")
	}

	order = 0
	c <- n
	{{if .Maybe}}
	{{/*  Outside of select, left-to-right rule applies. */}}
	{{/*  (Inside select, assignment waits until case is chosen, */}}
	{{/*  so right hand side happens before anything on left hand side. */}}
	*fp(&x, 1) = <-fc(c, 2)
	{{else}}{{if .Maybe}}
	m[fn(13, 1)] = <-fc(c, 2)
	x = m[13]
	{{else}}
	select {
	{{/*  Blocking or non-blocking, before the receive. */}}

var counterErrorsInvalidToolchainInFile = telemetry.NewCounter("go/errors:invalid-toolchain-in-file")

// Select invokes a different Go toolchain if directed by
// the GOTOOLCHAIN environment variable or the user's configuration
// or go.mod file.
// It must be called early in startup.
// See https://go.dev/doc/toolchain#select.
func Select() {
	log.SetPrefix("go: ")
	defer log.SetPrefix("")

	if !modload.WillBeEnabled() {
		return
	}

		return nil
	}

	panic(fmt.Errorf("unknown output format '%v'", s3Select.Output.format))
}

// Evaluate - filters and sends records read from opened reader as per select statement to http response writer.
func (s3Select *S3Select) Evaluate(w http.ResponseWriter) {
	getProgressFunc := s3Select.getProgress
	if !s3Select.Progress.Enabled {
		getProgressFunc = nil
	}

        if (!selected.getId().getModule().equals(getId())) {
            this.overriddenSelection = true;
        }
        this.selected = selected;
        this.replaced = computeReplaced(selected);

        doRestart(selected);
    }

    private boolean computeReplaced(ComponentState selected) {
        // This module might be resolved to a different module, through replacedBy

                dependency.computeSelector();
            }
            SelectorState selector = dependency.getSelector();
            ModuleResolveState module = selector.getTargetModule();

            if (selector.canResolve() && module.getSelectors().size() > 0) {
                // Have an unprocessed/new selector for this module. Need to re-select the target version (if there are any selectors that can be used).

            return;
        }

        // Need to perform the actual resolve
        ComponentIdResolveResult result = selector.resolve(allRejects);

        if (result.getFailure() != null) {
            results.register(selector, result);
            return;
        }

        results.replaceExistingResolutionsWithBetterResult(result, selector.isFromLock());

    padding-left: 2.3em;
}

.multi-language-selector {
    display: block;
}

.multi-language-selector .language-option[data-lang='groovy'] {
    background-position: 20px center;
    padding-left: 32px;
}

.multi-language-selector .language-option[data-lang='kotlin'] {
    background-position: 30px center;
    padding-left: 27px;
}

.multi-language-selector .language-option {
    background-color: white;