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Documentation improvements for Ruby core

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* Top-level `return`;
* Documentation for comments syntax;
* `rescue` inside blocks;
* Enhance `Object#to_enum` docs;
* Make `chomp:` option more obvious for `String#each_line` and
  `#lines`;
* Enhance `Proc#>>` and `#<<` docs;
* Enhance `Processs` class docs.
This commit is contained in:
zverok 2019-10-24 19:35:36 +03:00 • committed by Nobuyoshi Nakada
parent cf9344131c
commit bddb31bb37
Notes: git 2019-10-26 14:58:35 +09:00
8 changed files with 118 additions and 25 deletions
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9
doc/syntax/exceptions.rdoc
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@ -17,7 +17,14 @@ wish to limit the scope of rescued exceptions:
# ...
end
The same is true for a +class+ or +module+.
The same is true for, +class+, +module+, and +block+:
[0, 1, 2].map do |i|
10 / i
rescue ZeroDivisionError
nil
end
#=> [nil, 10, 5]
You can assign the exception to a local variable by using <tt>=>
variable_name</tt> at the end of the +rescue+ line: