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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-06-23 00:29:45 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-06-23 00:29:45 +0000 |
commit | 4adb125680057ec7e80b62e7e80a584f4267b8af (patch) | |
tree | f06ea00692858a10b4075ccee1b0e4b94830b015 /doc/syntax/refinements.rdoc | |
parent | 3dd6c3290d44676d7d5e0f20292fb1f2af43a0e3 (diff) | |
download | ruby-4adb125680057ec7e80b62e7e80a584f4267b8af.tar.gz |
refinements.rdoc: [DOC] improved [Fix GH-1659]
* doc/syntax/refinements.rdocrefinements.rdoc: grammatical
correction and code highlighting improved
* doc/syntax/refinements.rdocrefinements.rdoc: Fixnum replaced
with Integer and Integer with Numeric
Author: Shiva Bhusal <shivabhusal@users.noreply.github.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'doc/syntax/refinements.rdoc')
-rw-r--r-- | doc/syntax/refinements.rdoc | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/doc/syntax/refinements.rdoc b/doc/syntax/refinements.rdoc index 1419fea509..310599d447 100644 --- a/doc/syntax/refinements.rdoc +++ b/doc/syntax/refinements.rdoc @@ -49,13 +49,13 @@ until the end of the current class or module definition, or until the end of the current file if used at the top-level. You may activate refinements in a string passed to Kernel#eval. Refinements -are active the end of the eval string. +are active until the end of the eval string. Refinements are lexical in scope. Refinements are only active within a scope -after the call to using. Any code before the using statement will not have the +after the call to +using+. Any code before the +using+ statement will not have the refinement activated. -When control is transferred outside the scope the refinement is deactivated. +When control is transferred outside the scope, the refinement is deactivated. This means that if you require or load a file or call a method that is defined outside the current scope the refinement will be deactivated: @@ -80,7 +80,7 @@ outside the current scope the refinement will be deactivated: x.foo # prints "C#foo in M" call_foo(x) #=> raises NoMethodError -If a method is defined in a scope where a refinement is active the refinement +If a method is defined in a scope where a refinement is active, the refinement will be active when the method is called. This example spans multiple files: c.rb: @@ -159,8 +159,8 @@ In a class: end # not activated here -Note that the refinements in M are not activated automatically if the class -Foo is reopened later. +Note that the refinements in +M+ are *not* activated automatically if the class ++Foo+ is reopened later. In eval: @@ -180,9 +180,9 @@ When not evaluated: end # not activated here -When defining multiple refinements in the same module, inside a refine block -all refinements from the same module are active when a refined method is -called: +When defining multiple refinements in the same module inside multiple +refine+ blocks, +all refinements from the same module are active when a refined method(any of the +.to_json+ method from Example below) is +called for the first time: module ToJSON refine Integer do @@ -225,12 +225,12 @@ If no method was found at any point this repeats with the superclass of +C+. Note that methods in a subclass have priority over refinements in a superclass. For example, if the method <code>/</code> is defined in a -refinement for Integer <code>1 / 2</code> invokes the original Fixnum#/ -because Fixnum is a subclass of Integer and is searched before the refinements -for the superclass Integer. +refinement for Numeric <code>1 / 2</code> invokes the original Integer#/ +because Integer is a subclass of Numeric and is searched before the refinements +for the superclass Numeric. Since the method <code>/</code> is also present in child +Integer+ therefore, the method lookup never went to the superclass. -If a method +foo+ is defined on Integer in a refinement, <code>1.foo</code> -invokes that method since +foo+ does not exist on Fixnum. +However, if a method +foo+ is defined on Numeric in a refinement, <code>1.foo</code> +invokes that method since +foo+ does not exist on Integer. == +super+ |