}

// A type parameter may not be embedded in an interface;
// so it can also not be used as a constraint.
func _[A any, B A /* ERROR "cannot use a type parameter as constraint" */]()    {}
func _[A any, B, C A /* ERROR "cannot use a type parameter as constraint" */]() {}

// Error messages refer to the type constraint as it appears in the source.
// (No implicit interface should be exposed.)
func _[T string](x T) T {

     *
     * @param dependencyConstraintNotation dependency constraint to add
     * @return the new dependency constraint
     * @see DependencyConstraintFactory#create(CharSequence) Valid dependency constraint notation for this method
     * @since 8.7
     */
    default DependencyConstraint constraint(CharSequence dependencyConstraintNotation) {

    /**
     * Add a dependency constraint.
     *
     * @param dependencyConstraint dependency constraint to add
     * @since 8.7
     */
    void addConstraint(DependencyConstraint dependencyConstraint);

    /**
     * Add a dependency constraint and configure it.
     *
     * @param dependencyConstraint dependency constraint to add

 * Describes a metadata about a dependency - direct dependency or dependency constraint - declared in a resolved component's metadata.
 *
 * @param <SELF> type extending this interface
 * @since 4.4
 */
public interface DependencyMetadata<SELF extends DependencyMetadata> {

    /**
     * Returns the group of the module that is targeted by this dependency or dependency constraint.

PACKAGE generics

IMPORTPATH
	testdata/generics

FILENAMES
	testdata/generics.go

FUNCTIONS
	// AnotherFunc has an implicit constraint interface.  Neither type ...
	func AnotherFunc[T ~struct{ f int }](_ struct{ f int })

	// Func has an instantiated constraint. 
	func Func[T Constraint[string, Type[int]]]()

	// Single is not a factory function. 
	func Single[T any]() *T

	// Slice is not a factory function. 

	switch x.(type) {
	case T:
	case T /* ERROR "duplicate case" */ :
	}
}

type constraint interface {
	~int
}

func _[T constraint](x interface{}){
	switch x.(type) {
	case T: // ok to use a type parameter even if type set contains int
	case int:
	}
}

func _(x constraint /* ERROR "contains type constraints" */ ) {
	switch x.(type) { // no need to report another error
	}

            // Add a constraint by String
            implementation(constraint("org:foo:1.0")) // is getImplementation().addConstraint(constraint("org:foo:1.0"))

            // Add a constraint on projects
            implementation(constraint(project(":path"))) // is getImplementation().addConstraint(constraint(project(":path")))

        String cacheKey = constraintCacheKey(repository, constraint);
        return resolvedVersions.get(cacheKey);
    }

    public void putWorkingDirForSelector(VersionControlRepositoryConnection repository, VersionConstraint constraint, File workingDir) {
        String cacheKey = constraintCacheKey(repository, constraint);
        resolvedVersions.put(cacheKey, workingDir);

PACKAGE generics

IMPORTPATH
	testdata/generics

FILENAMES
	testdata/generics.go

FUNCTIONS
	// AnotherFunc has an implicit constraint interface.  Neither type ...
	func AnotherFunc[T ~struct{ f int }](_ struct{ f int })

	// Func has an instantiated constraint. 
	func Func[T Constraint[string, Type[int]]]()

	// Single is not a factory function. 
	func Single[T any]() *T

	// Slice is not a factory function. 

PACKAGE generics

IMPORTPATH
	testdata/generics

FILENAMES
	testdata/generics.go

FUNCTIONS
	// AnotherFunc has an implicit constraint interface.  Neither type ...
	func AnotherFunc[T ~struct{ f int }](_ struct{ f int })

	// Func has an instantiated constraint. 
	func Func[T Constraint[string, Type[int]]]()

	// Single is not a factory function. 
	func Single[T any]() *T

	// Slice is not a factory function.