nxt.traits_ex

Various extensions to std.traits.

Members

Aliases

ElementTypeOf alias ElementTypeOf(alias a) = ElementType!(typeof(a)): Is ElementType of type of a.

Enums

allSameType_alternative eponymoustemplate allSameType_alternative(T...)
hasEvenLength eponymoustemplate hasEvenLength(T...): Check if T has an even length.
isCTEable eponymoustemplate isCTEable(alias expr): Check if the value of expr is known at compile-time.
isCallableWith eponymoustemplate isCallableWith(alias fun, T): TODO Unite into a variadic.
isHeterogeneous eponymoustemplate isHeterogeneous(T): Returns true if at least one type in the Tuple T is not the same as the others.
isIterableOf eponymoustemplate isIterableOf(R, E): Useful aliases for combinations of range predicates.
isLvalue eponymoustemplate isLvalue(alias sym): Is true if sym is an l-value, false otherwise.
isOpBinary eponymoustemplate isOpBinary(T, string op, U)
isRandomAccessRangeOf eponymoustemplate isRandomAccessRangeOf(R, E): Useful aliases for combinations of range predicates.
isRvalue eponymoustemplate isRvalue(alias sym): Is true if sym is an l-value, false otherwise.

Functions

asDynamicArray auto asDynamicArray(T tup)
enumMembersAsEnumerators T[] enumMembersAsEnumerators(): Dynamic variant of EnumMembers returning enum member constants (enumerators) of T.
isGCPointer bool isGCPointer(T* ptr)
isNewline bool isNewline(C c): Move std.uni.newLine? TODO What to do with Windows style endings?
persistentlyMemoizedCall auto persistentlyMemoizedCall(T args): Persistently Call Function fun with arguments args.
propertySemantics auto propertySemantics(): Tells you if a name is a read and/or write property
uniqueEnumMembers auto uniqueEnumMembers(): Dynamic Variant of EnumMembers excluding the enumerator aliases.

Templates

EntropyBitsOf template EntropyBitsOf(T): Get entropy in number of bits of T.
allSameIterative template allSameIterative(V...)
allSameRecursive template allSameRecursive(V...)
allSameTypeRecursive template allSameTypeRecursive(V...)
allSameTypeRecursive2 template allSameTypeRecursive2(V...): Variant of allSameTypeRecursive.
allSameTypesInTuple template allSameTypesInTuple(T): Returns true if all types in the Tuple T are the same. TODO: Remove when this is merged: https://github.com/D-Programming-Language/phobos/pull/3395
dimensionality template dimensionality(T): Get Dimensionality of Type T.
hasDisabledPostblit template hasDisabledPostblit(T): Is true iff the postblit of T is disabled (@disable this(this)).
hasPropertyFunction template hasPropertyFunction(T, string name): Is true iff T has a property member non-function named name.
isA template isA(alias S, T): Returns true if T is an instance of the template S.
isCTFEable template isCTFEable(alias fun): Check if Function expr is callable at compile-time.
isManifestAssignable template isManifestAssignable(T, string name): Is true if T.name is a manifest constant, built-in type field, or immutable static.
isSortedRange template isSortedRange(T): Check if T is a Sorted Range.
isTemplateInstance template isTemplateInstance(T)
rank template rank(T): Rank of type T.
templateIdentifierOf template templateIdentifierOf(I): Get identifier (name) string of template instance I, or null if I is not a template instance.

Variables

haveCommonType enum bool haveCommonType(Types...);: Is true iff Types all share a common type.
isNogc enum bool isNogc(alias fun);: Check if fun is a @nogc function.
isPure enum bool isPure(alias fun);: Check if fun is a pure function.
isPurelyCallableWith enum bool isPurelyCallableWith(alias fun, T...);: Check if fun is a function purely callable with arguments T.
isRefIterable enum bool isRefIterable(T);: Is true if R is iterable over references to its elements.

nxt.traits_ex

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