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File 3591-system-Clarify-documentation-for-enabling-maybe.patch of Package erlang
From b045056a5451806f22e14e9379691f8f7bb2a842 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?John=20H=C3=B6gberg?= <john@erlang.org> Date: Mon, 2 Jan 2023 11:24:13 +0100 Subject: [PATCH] system: Clarify documentation for enabling 'maybe' --- system/doc/reference_manual/expressions.xml | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml index 003c959687..ee1d1b5712 100644 --- a/system/doc/reference_manual/expressions.xml +++ b/system/doc/reference_manual/expressions.xml @@ -400,10 +400,11 @@ is_valid_signal(Signal) -> <note><p><c>maybe</c> is an experimental new <seeguide marker="system/reference_manual:features#features">feature</seeguide> introduced in OTP 25. By default, it is disabled. To enable - <c>maybe</c>, use compiler option - <c>{feature,maybe_expr,enable}</c>. The feature must also be - enabled in the runtime using the <c>-enable-feature</c> option to - <c>erl</c>.</p></note> + <c>maybe</c>, either use the <c>-feature(maybe_expr,enable)</c> + directive (from within source code), or the compiler option + <c>{feature,maybe_expr,enable}</c>. The feature must also be enabled + in runtime using the <c>-enable-feature</c> option to <c>erl</c>.</p> + </note> <code type="erl"><
