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Fix and improve the method signature for try and try!

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Expand `try(*a, &b)` to `try(*args, &block)`, and fix invalid `a*`.
This commit is contained in:
Ryuta Kamizono 2021-05-03 03:31:27 +09:00
parent ab13f9549d
commit 917e81a808
1 changed files with 12 additions and 12 deletions
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24
activesupport/lib/active_support/core_ext/object/try.rb
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@ -4,28 +4,28 @@ require "delegate"
module ActiveSupport
module Tryable #:nodoc:
def try(method_name = nil, *args, &b)
def try(method_name = nil, *args, &block)
if method_name.nil? && block_given?
if b.arity == 0
instance_eval(&b)
if block.arity == 0
instance_eval(&block)
else
yield self
end
elsif respond_to?(method_name)
public_send(method_name, *args, &b)
public_send(method_name, *args, &block)
end
end
ruby2_keywords(:try)
def try!(method_name = nil, *args, &b)
def try!(method_name = nil, *args, &block)
if method_name.nil? && block_given?
if b.arity == 0
instance_eval(&b)
if block.arity == 0
instance_eval(&block)
else
yield self
end
else
public_send(method_name, *args, &b)
public_send(method_name, *args, &block)
end
end
ruby2_keywords(:try!)
@ -39,7 +39,7 @@ class Object
# :method: try
#
# :call-seq:
# try(*a, &b)
# try(*args, &block)
#
# Invokes the public method whose name goes as first argument just like
# +public_send+ does, except that if the receiver does not respond to it the
@ -104,7 +104,7 @@ class Object
# :method: try!
#
# :call-seq:
# try!(*a, &b)
# try!(*args, &block)
#
# Same as #try, but raises a +NoMethodError+ exception if the receiver is
# not +nil+ and does not implement the tried method.
@ -121,7 +121,7 @@ class Delegator
# :method: try
#
# :call-seq:
# try(a*, &b)
# try(*args, &block)
#
# See Object#try
@ -129,7 +129,7 @@ class Delegator
# :method: try!
#
# :call-seq:
# try!(a*, &b)
# try!(*args, &block)
#
# See Object#try!
end