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* golf_prelude.rb: syntax formatting for whitespace [Fixes GH-425]

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Patch by @edward https://github.com/ruby/ruby/pull/425


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43566 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
zzak 2013-11-07 16:03:48 +00:00
parent a6698bc676
commit b393aeb055
2 changed files with 24 additions and 18 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Fri Nov 8 01:01:54 2013 Zachary Scott <e@zzak.io>
* golf_prelude.rb: syntax formatting for whitespace [Fixes GH-425]
Patch by @edward https://github.com/ruby/ruby/pull/425
Thu Nov 7 19:36:09 2013 Koichi Sasada <ko1@atdot.net> Thu Nov 7 19:36:09 2013 Koichi Sasada <ko1@atdot.net>
* gc.c: modify malloc_limit strategy. * gc.c: modify malloc_limit strategy.

37
golf_prelude.rb
View file

@ -1,7 +1,8 @@
class Object class Object
@@golf_hash = {} @@golf_hash = {}
def method_missing m, *a, &b def method_missing m, *a, &b
t = @@golf_hash[ [m,self.class] ] ||= matching_methods(m)[0] t = @@golf_hash[ [m, self.class] ] ||= matching_methods(m)[0]
if t && b if t && b
__send__(t, *a) {|*args| __send__(t, *a) {|*args|
b.binding.eval("proc{|golf_matchdata| $~ = golf_matchdata }").call($~) if $~ b.binding.eval("proc{|golf_matchdata| $~ = golf_matchdata }").call($~) if $~
@ -12,27 +13,27 @@ class Object
end end
end end
def matching_methods(s='', m=callable_methods) def matching_methods(s = '', m = callable_methods)
r=/^#{s.to_s.gsub(/./){"(.*?)"+Regexp.escape($&)}}/ r = /^#{s.to_s.gsub(/./){"(.*?)" + Regexp.escape($&)}}/
m.grep(r).sort_by do |i| m.grep(r).sort_by do |i|
i.to_s.match(r).captures.map(&:size) << i i.to_s.match(r).captures.map(&:size) << i
end end
end end
def self.const_missing c def self.const_missing c
t = @@golf_hash[ [c,self.class] ] ||= matching_methods(c,constants)[0] t = @@golf_hash[ [c,self.class] ] ||= matching_methods(c, constants)[0]
t and return const_get(t) t and return const_get(t)
raise NameError, "uninitialized constant #{c}", caller(1) raise NameError, "uninitialized constant #{c}", caller(1)
end end
def shortest_abbreviation(s='', m=callable_methods) def shortest_abbreviation(s = '', m = callable_methods)
s=s.to_s s = s.to_s
our_case = (?A..?Z)===s[0] our_case = (?A..?Z) === s[0]
if m.index(s.to_sym) if m.index(s.to_sym)
1.upto(s.size){|z|s.scan(/./).combination(z).map{|trial| 1.upto(s.size){|z| s.scan(/./).combination(z).map{|trial|
next unless ((?A..?Z)===trial[0]) == our_case next unless ((?A..?Z) === trial[0]) == our_case
trial*='' trial *= ''
return trial if matching_methods(trial,m)[0].to_s==s return trial if matching_methods(trial, m)[0].to_s == s
}} }}
else else
nil nil
@ -45,7 +46,7 @@ class Object
private private
def h(a='H', b='w', c='!') def h(a = 'H', b = 'w', c = '!')
puts "#{a}ello, #{b}orld#{c}" puts "#{a}ello, #{b}orld#{c}"
end end
@ -84,14 +85,14 @@ class String
split('') split('')
end end
(Array.instance_methods-instance_methods-[:to_ary,:transpose,:flatten,:flatten!,:compact,:compact!,:assoc,:rassoc]).each{|meth| (Array.instance_methods - instance_methods - [:to_ary, :transpose, :flatten, :flatten!, :compact, :compact!, :assoc, :rassoc]).each{|meth|
eval" eval "
def #{meth}(*args, &block) def #{meth}(*args, &block)
a=to_a a = to_a
result = a.#{meth}(*args, &block) result = a.#{meth}(*args, &block)
replace(a.join) replace(a.join)
if result.class == Array if result.class == Array
Integer===result[0] ? result.pack('c*') : result.join Integer === result[0] ? result.pack('c*') : result.join
elsif result.class == Enumerator elsif result.class == Enumerator
result.map(&:join).to_enum result.map(&:join).to_enum
else else
@ -103,8 +104,8 @@ end
class Enumerator class Enumerator
alias old_to_s to_s alias old_to_s to_s
(Array.instance_methods-instance_methods-[:replace]+[:to_s]).each{|meth| (Array.instance_methods - instance_methods - [:replace] + [:to_s]).each{|meth|
eval" eval "
def #{meth}(*args, &block) def #{meth}(*args, &block)
to_a.#{meth}(*args, &block) to_a.#{meth}(*args, &block)
end" end"