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antaranyan/compare.dart

Created April 19, 2020 21:57
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compare.dart
typedef Compare = int Function(Object a, Object b);
class SortedCollection {
Compare compare;
SortedCollection(this.compare);
}
// Initial, broken implementation.
int sort(Object a, Object b) => 0;
void main() {
SortedCollection coll = SortedCollection(sort);
assert(coll.compare is Function);
assert(coll.compare is Compare);
}
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antaranyan commented Apr 19, 2020

But:

typedef Distance = float; // :'(

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