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Ben-G/ConstrainedExtensionsIssue.swift

Created April 12, 2016 05:23
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Issue with constrained extensions in Swift 2.2
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ConstrainedExtensionsIssue.swift
struct StructTest {}
class ClassTest {}
class WillBeConstrained<T> {}
// Error: type 'T' constrained to non-protocol type 'StructTest'
extension WillBeConstrained where T: StructTest {
}
// No Error
extension WillBeConstrained where T: ClassTest {
}
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