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Feature 17314: update docs and NEWS about attr* methods returning array of symbols

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Radosław Bułat 2020-12-18 17:40:31 +01:00 committed by Yusuke Endoh
parent 76e8848037
commit d40d95296d
2 changed files with 17 additions and 12 deletions
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5
NEWS.md
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@ -249,6 +249,10 @@ Outstanding ones only.
p C.ancestors #=> [C, M1, M2, Object, Kernel, BasicObject]
```
* Module#attr_accessor, Module#attr_reader, Module#attr_writer and Module#attr
methods now return array of defined methods names as symbols.
[[Feature #17314]]
* Mutex
* `Mutex` is now acquired per-`Fiber` instead of per-`Thread`. This change
@ -704,3 +708,4 @@ end
[Feature #17351]: https://bugs.ruby-lang.org/issues/17351
[Feature #17371]: https://bugs.ruby-lang.org/issues/17371
[GH-2991]: https://github.com/ruby/ruby/pull/2991
[Feature #17314]: https://bugs.ruby-lang.org/issues/17314

24
object.c
View File

@ -2255,10 +2255,10 @@ id_for_attr(VALUE obj, VALUE name)
/*
* call-seq:
* attr_reader(symbol, ...) -> nil
* attr(symbol, ...) -> nil
* attr_reader(string, ...) -> nil
* attr(string, ...) -> nil
* attr_reader(symbol, ...) -> array
* attr(symbol, ...) -> array
* attr_reader(string, ...) -> array
* attr(string, ...) -> array
*
* Creates instance variables and corresponding methods that return the
* value of each instance variable. Equivalent to calling
@ -2283,9 +2283,9 @@ rb_mod_attr_reader(int argc, VALUE *argv, VALUE klass)
/**
* call-seq:
* attr(name, ...) -> nil
* attr(name, true) -> nil
* attr(name, false) -> nil
* attr(name, ...) -> array
* attr(name, true) -> array
* attr(name, false) -> array
*
* The first form is equivalent to #attr_reader.
* The second form is equivalent to <code>attr_accessor(name)</code> but deprecated.
@ -2314,8 +2314,8 @@ rb_mod_attr(int argc, VALUE *argv, VALUE klass)
/*
* call-seq:
* attr_writer(symbol, ...) -> nil
* attr_writer(string, ...) -> nil
* attr_writer(symbol, ...) -> array
* attr_writer(string, ...) -> array
*
* Creates an accessor method to allow assignment to the attribute
* <i>symbol</i><code>.id2name</code>.
@ -2339,8 +2339,8 @@ rb_mod_attr_writer(int argc, VALUE *argv, VALUE klass)
/*
* call-seq:
* attr_accessor(symbol, ...) -> nil
* attr_accessor(string, ...) -> nil
* attr_accessor(symbol, ...) -> array
* attr_accessor(string, ...) -> array
*
* Defines a named attribute for this module, where the name is
* <i>symbol.</i><code>id2name</code>, creating an instance variable
@ -2350,7 +2350,7 @@ rb_mod_attr_writer(int argc, VALUE *argv, VALUE klass)
* Returns an array of defined methods names as symbols.
*
* module Mod
* attr_accessor(:one, :two)
* attr_accessor(:one, :two) #=> [:one, :one=, :two, :two=]
* end
* Mod.instance_methods.sort #=> [:one, :one=, :two, :two=]
*/