fix scope warnings, fix #196 #197
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pbackus
suggested changes
Jul 5, 2023
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| auto byKey(this This)() inout @safe return scope | ||
| { | ||
| return MapRange!(This, IterType.key)(cast(Unqual!(This)*) &this); | ||
| return MapRange!(This, IterType.key)((() @trusted => cast(Unqual!(This)*) &this)()); |
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You're returning &this, not this, so the correct lifetime annotation here is return ref (i.e., return, since the ref on this is implicit), not return scope.
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| auto byValue(this This)() inout @safe return scope | ||
| { | ||
| return MapRange!(This, IterType.value)(cast(Unqual!(This)*) &this); | ||
| return MapRange!(This, IterType.value)((() @trusted => cast(Unqual!(This)*) &this)()); |
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| auto byKeyValue(this This)() inout @safe return scope | ||
| { | ||
| return MapRange!(This, IterType.both)(cast(Unqual!(This)*) &this); | ||
| return MapRange!(This, IterType.both)((() @trusted => cast(Unqual!(This)*) &this)()); |
| private: | ||
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| this(Unqual!(MapType)* hm) | ||
| this(Unqual!(MapType)* hm) @safe |
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The compiler should be able to infer this.
| } | ||
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| void rotateLeft(ref Node* root, AllocatorType allocator) @safe | ||
| void rotateLeft(ref Node* root, AllocatorType allocator) @trusted |
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Why does this need to be @trusted? How do we know that what it's doing is memory safe? Please add a comment for future maintainers.
| } | ||
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| void rotateRight(ref Node* root, AllocatorType allocator) @safe | ||
| void rotateRight(ref Node* root, AllocatorType allocator) @trusted |
| newRoot.parent.right = newRoot; | ||
| else | ||
| newRoot.parent.left = newRoot; | ||
| (() @trusted { |
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