}

    List<Variant> getVariants() {
        return variants
    }

    Variant variant(String name) {
        def matches = variants.findAll { it.name == name }
        assert matches.size() == 1 : "Variant '$name' not found in ${variants.name}"
        return matches.first()
    }

    Variant variant(String name, @DelegatesTo(value=Variant, strategy=Closure.DELEGATE_FIRST) Closure<Variant> action) {

        def variant = variants.find { it.name == name }
        if (variant == null) {
            variant = createVariant(name, [:])
        }
        action.resolveStrategy = Closure.DELEGATE_FIRST
        action.delegate = variant
        action()
        return this
    }

    @Override
    IvyModule withoutDefaultVariants() {
        variants.clear()
        return this
    }

     * represents the attributes of the implicit variant. Any further elements of the inner array are explicit
     * sub-variants. The outer array is the collection of all consumable configurations being tested.
     *
     * @param candidates All configurations and their variants being matched against.
     * @param requested The requested attributes.
     *
     * @return The single matched variant.
     *

        // Verify Gradle metadata particulars
        assert backingModule.parsedModuleMetadata.variants*.name as Set == ['apiElements', 'runtimeElements'] as Set
        assert backingModule.parsedModuleMetadata.variant('apiElements').files*.name == [backingModule.jarFile.name]
        assert backingModule.parsedModuleMetadata.variant('runtimeElements').files*.name == [backingModule.jarFile.name]
    }

    void assertNotPublished() {

        if (variants.isEmpty()) {
            return maybeDeriveVariants();
        }
        ImmutableList.Builder<ModuleConfigurationMetadata> configurations = new ImmutableList.Builder<>();
        for (ComponentVariant variant : variants) {
            configurations.add(new RealisedVariantBackedConfigurationMetadata(getId(), variant, getAttributes(), getAttributesFactory()));
        }

        switch (failureSubType) {
            case NO_VARIANTS_EXIST:
                formatter.node("No variants exist.");
                break;
            case NO_VARIANTS_HAVE_ATTRIBUTES:
                formatter.node("None of the variants have attributes.");
                break;
            case NO_VARIANT_MATCHES_REQUESTED_ATTRIBUTES:
                // We're sorting the names of the configurations and later attributes

    suspend fun WriteContext.writeVariants(variants: Set<VariantResolveMetadata>) {
        writeCollection(variants) {
            writeVariant(it)
        }
    }

    private
    suspend fun WriteContext.writeVariant(variant: VariantResolveMetadata) {
        writeString(variant.name)
        write(variant.identifier)
        write(variant.attributes)
        writeCollection(variant.artifacts)
    }

            return variants;
        }
        ImmutableList.Builder<ComponentVariant> builder = new ImmutableList.Builder<>();
        if (variants != null) {
            builder.addAll(variants);
        }
        for (MutableComponentVariant variant : newVariants) {

        boolean isExternalVariant
    ) {
        NameOnlyVariantResolveMetadata variant = new NameOnlyVariantResolveMetadata(configurationName);
        ImmutableAttributes variantAttributes = variantMetadataRules.applyVariantAttributeRules(variant, attributes);
        ImmutableCapabilities variantCapabilities = variantMetadataRules.applyCapabilitiesRules(variant, capabilities);

The only attribute distinguishing these variants is 'org.gradle.docstype'. Add this attribute to the consumer's configuration to resolve the ambiguity:
  - Value: 'javadoc' selects variant: 'javadocElements'
  - Value: 'sources' selects variant: 'sourcesElements'"""
    }