Topics tagged extension

Topic	Replies	Views	Activity
Can a generic item depend on a generic template instead of a generic type? Using Swift generics , extensions , extension	2	167	May 12, 2026
Context-Aware Scoped Extensions Discussion extension , scope	0	265	June 13, 2025
Retroactively conforming to `BitwiseCopyable` Using Swift extension , module , conformance	17	549	December 27, 2024
Extension methods for non-nominal types Discussion generics , extension , non-nominal	38	8753	December 22, 2024
`extensionprivate` access control modifier Discussion access-control , extension	0	240	August 29, 2024
`Cannot find type 'Key' in scope` when extending optional Dictionaries Using Swift optional , extension , scope , dictionary	10	742	June 24, 2024
Is it possible to assign typealias for 2D dimension array in Swift? Like `typealias MatrixT<T> = [[T]]` Using Swift generics , typealias , extension	8	1741	February 29, 2024
'Self is immutable' error when using Protocol function that is implemented in Protocol Extension Using Swift protocols , extension	6	990	February 23, 2023
Calling a protocol with associatedType's method, doesn't always pick the same specialized generic implementation Using Swift generics , protocol , extension , conformance , type-erasure	3	1294	February 23, 2023
Why are extensions used so heavily? Using Swift extension	29	4233	February 18, 2023
Swift 5.7 compiler bug? Known limitation? My mistake? Using Swift generics , associatedtype , protocol , extension , some-keyword	6	1182	September 12, 2022
Abort trap 6/nonzero exit code Compiler generics , bug , associatedtype , protocol , extension	1	1176	September 9, 2022
Unexpected difference in behaviour between a class extension and a protocol extension when inferring types for self / Self Using Swift extension , self	0	540	August 10, 2022
Ambiguous use of "a same name var or func" of extension from different modules Discussion extension	1	3532	June 20, 2022
Printing intermediate results within method chains Using Swift extension , logging , debugging , any	1	700	June 19, 2022
Adding conformance to ExpressibleByArrayLiteral and ExpressibleByStringLiteral Using Swift literals , extension , conformance	2	1200	September 7, 2021
Add XOR (Exclusive OR) operator support for Bool type Pitches extensions , operators , extension	27	7668	October 23, 2020
Generic type not equal in extension Discussion generics , extension	0	1148	May 30, 2020
Nesting a type within an extension to a generic type requires indicating the "parent"'s generic type when used Discussion generics , compiler , extensions , nested , extension	6	2373	May 19, 2020
Is it possible to create `and` and `or` extension for `Bool` type? Using Swift extension	139	6283	December 9, 2019
How to write a single extension for multiple types to override their Objective-C superclass' methods? Using Swift extensions , extension	0	2084	November 16, 2019
"value type" constrained protocol extension Using Swift protocols , extension , constraints	7	2032	March 21, 2019
Extension nested struct compile error Using Swift error , swift4 , nested , extension	2	827	January 25, 2019
Swift struct extension & AssociatedObject Using Swift extension	6	3227	December 5, 2018