Add basic constructors and opAssign to Set
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@ -164,10 +164,23 @@ struct Set(T)
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* Constructor.
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*
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* Params:
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* n = Minimum number of buckets.
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* allocator = Allocator.
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*
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* Precondition: $(D_INLINECODE allocator !is null).
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*/
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this(const size_t n, shared Allocator allocator = defaultAllocator)
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in
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{
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assert(allocator !is null);
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}
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body
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{
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this(allocator);
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rehash(n);
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}
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/// Ditto.
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this(shared Allocator allocator)
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in
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{
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@ -175,7 +188,87 @@ struct Set(T)
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}
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body
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{
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this.allocator_ = allocator;
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this.data = typeof(this.data)(allocator);
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}
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/**
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* Initializes this $(D_PARAM Set) from another one.
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*
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* If $(D_PARAM init) is passed by reference, it will be copied.
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* If $(D_PARAM init) is passed by value, it will be moved.
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*
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* Params:
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* S = Source set type.
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* init = Source set.
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* allocator = Allocator.
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*/
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this(S)(ref S init, shared Allocator allocator = defaultAllocator)
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if (is(Unqual!S == Set))
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in
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{
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assert(allocator !is null);
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}
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body
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{
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this.data = typeof(this.data)(init.data, allocator);
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}
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/// Ditto.
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this(S)(S init, shared Allocator allocator = defaultAllocator)
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if (is(S == Set))
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in
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{
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assert(allocator !is null);
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}
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body
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{
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this.data = typeof(this.data)(move(init.data), allocator);
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this.lengthIndex = init.lengthIndex;
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init.lengthIndex = 0;
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}
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/**
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* Assigns another set.
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*
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* If $(D_PARAM that) is passed by reference, it will be copied.
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* If $(D_PARAM that) is passed by value, it will be moved.
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*
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* Params:
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* S = Content type.
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* that = The value should be assigned.
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*
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* Returns: $(D_KEYWORD this).
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*/
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ref typeof(this) opAssign(S)(ref R that)
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if (is(Unqual!R == Set))
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{
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this.data = that.data;
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this.lengthIndex = that.lengthIndex;
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return this;
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}
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/// Ditto.
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ref typeof(this) opAssign(S)(R that) @trusted
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if (is(R == Set))
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{
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swap(this.data, that.data);
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swap(this.lengthIndex, that.lengthIndex);
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return this;
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}
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/**
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* Returns: Used allocator.
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*
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* Postcondition: $(D_INLINECODE allocator !is null)
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*/
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@property shared(Allocator) allocator() const
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out (allocator)
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{
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assert(allocator !is null);
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}
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body
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{
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return cast(shared Allocator) this.data.allocator;
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}
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/**
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@ -405,7 +498,7 @@ struct Set(T)
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*
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* If $(D_PARAM n) is greater than $(D_PSYMBOL maxBucketCount),
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* $(D_PSYMBOL maxBucketCount) is used instead as a new number of buckets.
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i *
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*
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* If $(D_PARAM n) is equal to the current $(D_PSYMBOL capacity), rehashing
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* is forced without resizing the container.
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*
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@ -475,8 +568,6 @@ i *
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private alias DataType = Array!(Bucket!T);
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private DataType data;
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private size_t lengthIndex;
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mixin DefaultAllocator;
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}
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// Basic insertion logic.
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