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Simplify isInnerClass
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1 changed files with 13 additions and 4 deletions
17
std/traits.d
17
std/traits.d
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@ -2525,11 +2525,20 @@ Returns:
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template isInnerClass(T)
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if (is(T == class))
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{
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import std.meta : staticIndexOf;
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static if (is(typeof(T.outer)))
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enum isInnerClass = __traits(isSame, typeof(T.outer), __traits(parent, T))
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&& (staticIndexOf!(__traits(allMembers, T), "outer") == -1);
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{
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bool hasOuterMember(string[] members...)
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{
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foreach (m; members)
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{
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if (m == "outer")
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return true;
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}
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return false;
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}
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enum isInnerClass = __traits(isSame, typeof(T.outer), __traits(parent, T)) &&
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!hasOuterMember(__traits(allMembers, T));
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}
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else
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enum isInnerClass = false;
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}
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