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* lib/irb/inspector.rb, lib/irb/context.rb: Move IRB::INSPECTORS and

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class methods to IRB::Inspector [ruby-core:51067][Bug #7598]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38542 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
zzak 2012-12-21 17:08:24 +00:00
parent 75584a1d86
commit 4da6fa28f8
3 changed files with 72 additions and 67 deletions
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122
lib/irb/inspector.rb
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@ -41,6 +41,62 @@ module IRB # :nodoc:
# irb(main):001:0> "what?" #=> omg! what?
#
class Inspector
# Default inspectors available to irb, this includes:
#
# +:pp+:: Using Kernel#pretty_inspect
# +:yaml+:: Using YAML.dump
# +:marshal+:: Using Marshal.dump
INSPECTORS = {}
# Determines the inspector to use where +inspector+ is one of the keys passed
# during inspector definition.
def self.keys_with_inspector(inspector)
select{|k,v| v == inspector}.collect{|k, v| k}
end
# Example
#
# Inspector.def_inspector(key, init_p=nil){|v| v.inspect}
# Inspector.def_inspector([key1,..], init_p=nil){|v| v.inspect}
# Inspector.def_inspector(key, inspector)
# Inspector.def_inspector([key1,...], inspector)
def self.def_inspector(key, arg=nil, &block)
# if !block_given?
# case arg
# when nil, Proc
# inspector = IRB::Inspector(init_p)
# when Inspector
# inspector = init_p
# else
# IRB.Raise IllegalParameter, init_p
# end
# init_p = nil
# else
# inspector = IRB::Inspector(block, init_p)
# end
if block_given?
inspector = IRB::Inspector(block, arg)
else
inspector = arg
end
case key
when Array
for k in key
def_inspector(k, inspector)
end
when Symbol
INSPECTORS[key] = inspector
INSPECTORS[key.to_s] = inspector
when String
INSPECTORS[key] = inspector
INSPECTORS[key.intern] = inspector
else
INSPECTORS[key] = inspector
end
end
# Creates a new inspector object, using the given +inspect_proc+ when
# output return values in irb.
def initialize(inspect_proc, init_proc = nil)
@ -60,72 +116,16 @@ module IRB # :nodoc:
end
end
# Default inspectors available to irb, this includes:
#
# +:pp+:: Using Kernel#pretty_inspect
# +:yaml+:: Using YAML.dump
# +:marshal+:: Using Marshal.dump
INSPECTORS = {}
# Determines the inspector to use where +inspector+ is one of the keys passed
# during inspector definition.
def INSPECTORS.keys_with_inspector(inspector)
select{|k,v| v == inspector}.collect{|k, v| k}
end
# Example
#
# INSPECTORS.def_inspector(key, init_p=nil){|v| v.inspect}
# INSPECTORS.def_inspector([key1,..], init_p=nil){|v| v.inspect}
# INSPECTORS.def_inspector(key, inspector)
# INSPECTORS.def_inspector([key1,...], inspector)
def INSPECTORS.def_inspector(key, arg=nil, &block)
# if !block_given?
# case arg
# when nil, Proc
# inspector = IRB::Inspector(init_p)
# when Inspector
# inspector = init_p
# else
# IRB.Raise IllegalParameter, init_p
# end
# init_p = nil
# else
# inspector = IRB::Inspector(block, init_p)
# end
if block_given?
inspector = IRB::Inspector(block, arg)
else
inspector = arg
end
case key
when Array
for k in key
def_inspector(k, inspector)
end
when Symbol
self[key] = inspector
self[key.to_s] = inspector
when String
self[key] = inspector
self[key.intern] = inspector
else
self[key] = inspector
end
end
INSPECTORS.def_inspector([false, :to_s, :raw]){|v| v.to_s}
INSPECTORS.def_inspector([true, :p, :inspect]){|v|
Inspector.def_inspector([false, :to_s, :raw]){|v| v.to_s}
Inspector.def_inspector([true, :p, :inspect]){|v|
begin
v.inspect
rescue NoMethodError
puts "(Object doesn't support #inspect)"
end
}
INSPECTORS.def_inspector([:pp, :pretty_inspect], proc{require "pp"}){|v| v.pretty_inspect.chomp}
INSPECTORS.def_inspector([:yaml, :YAML], proc{require "yaml"}){|v|
Inspector.def_inspector([:pp, :pretty_inspect], proc{require "pp"}){|v| v.pretty_inspect.chomp}
Inspector.def_inspector([:yaml, :YAML], proc{require "yaml"}){|v|
begin
YAML.dump(v)
rescue
@ -134,7 +134,7 @@ module IRB # :nodoc:
end
}
INSPECTORS.def_inspector([:marshal, :Marshal, :MARSHAL, Marshal]){|v|
Inspector.def_inspector([:marshal, :Marshal, :MARSHAL, Marshal]){|v|
Marshal.dump(v)
}
end