com.facebook.buck.rules.coercer.concat

Interface Concatable<T>

All Known Subinterfaces:

TypeCoercer<U,T>

All Known Implementing Classes:

BuildConfigFieldsTypeCoercer, BuildTargetTypeCoercer, BuildTargetWithOutputsTypeCoercer, CollectionTypeCoercer, ConstraintTypeCoercer, CxxLinkGroupMappingCoercer, CxxLinkGroupMappingTargetCoercer, CxxLinkGroupMappingTargetTraversalCoercer, EitherTypeCoercer, EnumTypeCoercer, FlavorTypeCoercer, FrameworkPathTypeCoercer, IdentityTypeCoercer, ImmutableListConcatable, ImmutableTypeCoercer, JsonTypeConcatenatingCoercer, LeafTypeCoercer, LeafTypeNewCoercer, LeafUnconfiguredOnlyCoercer, ListTypeCoercer, LogLevelTypeCoercer, ManifestEntriesTypeCoercer, MapTypeCoercer, NeededCoverageSpecTypeCoercer, NumberTypeCoercer, OptionalTypeCoercer, PairTypeCoercer, PathTypeCoercer, PatternMatchedCollectionTypeCoercer, PatternTypeCoercer, QueryCoercer, SetTypeCoercer, SingleElementJsonTypeConcatenatingCoercer, SortedMapTypeCoercer, SortedSetConcatable, SortedSetTypeCoercer, SourcePathTypeCoercer, SourceSetConcatable, SourceSetTypeCoercer, SourceSortedSetConcatable, SourceSortedSetTypeCoercer, SourceWithFlagsListTypeCoercer, SourceWithFlagsTypeCoercer, StringTypeCoercer, StringWithMacrosTypeCoercer, TestRunnerSpecCoercer, UnconfiguredBuildTargetTypeCoercer, UnconfiguredBuildTargetWithOutputsTypeCoercer, VersionMatchedCollectionTypeCoercer

public interface Concatable<T>

Indicates that a class provides concatenation operation (which can either perform concatenation or indicate that the type doesn't support concatenation).

Method Summary

Modifier and Type	Method and Description
T	concat(Iterable<T> elements)

Method Detail

concat

@Nullable
T concat(Iterable<T> elements)

Returns:

an instance with concatenated elements or null if concatenation is not supported for the type