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| author | Hans Bolinder <[email protected]> | 2015-12-09 15:19:05 +0100 |
|---|---|---|
| committer | Hans Bolinder <[email protected]> | 2015-12-15 08:55:07 +0100 |
| commit | 5a66cd64bc814b66c88b79a044f1f1512b21df6d (patch) | |
| tree | 00ebfab7d227a76c700cd4f4a662d39ca73ad8a8 | |
| parent | ce1cffd6f8812fa6216d9d71afaca20e789b7beb (diff) | |
| download | otp-5a66cd64bc814b66c88b79a044f1f1512b21df6d.tar.gz otp-5a66cd64bc814b66c88b79a044f1f1512b21df6d.tar.bz2 otp-5a66cd64bc814b66c88b79a044f1f1512b21df6d.zip | |
doc: Remove 'is_subtype' from Types and Function Specifications
It is harder to remove is_subtype from the parser since the abstract
format does not separate is_subtype from the '::' syntax.
| -rw-r--r-- | system/doc/reference_manual/typespec.xml | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/system/doc/reference_manual/typespec.xml b/system/doc/reference_manual/typespec.xml index 22627058c1..a238e3135a 100644 --- a/system/doc/reference_manual/typespec.xml +++ b/system/doc/reference_manual/typespec.xml @@ -495,7 +495,8 @@ </p> <pre> -spec id(X) -> X when X :: tuple().</pre> <p> - Currently, the <c>::</c> constraint (read as <c>is_subtype</c>) is + Currently, the <c>::</c> constraint + (read as «is a subtype of») is the only guard constraint that can be used in the <c>'when'</c> part of a <c>'-spec'</c> attribute. </p> @@ -529,16 +530,6 @@ <pre> -spec foo({X, integer()}) -> X when X :: atom() ; ([Y]) -> Y when Y :: number().</pre> - <note> - <p> - For backwards compatibility the following form is also allowed: - </p> - <pre> -spec id(X) -> X when is_subtype(X, tuple()).</pre> - <p> - but its use is discouraged. It will be removed in a future - Erlang/OTP release. - </p> - </note> <p> Some functions in Erlang are not meant to return; either because they define servers or because they are used to |