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pry--pry/lib/pry/default_commands/find_method.rb
2012-04-01 20:09:28 +12:00

114 lines
3.5 KiB
Ruby

class Pry
module DefaultCommands
FindMethod = Pry::CommandSet.new do
create_command "find-method" do
group "Context"
description "Recursively search for a method within a Class/Module or the current namespace. find-method [-n | -c] METHOD [NAMESPACE]"
def options(opti)
opti.on :n, :name, "Search for a method by name"
opti.on :c, :content, "Search for a method based on content in Regex form"
end
def process
return if args.size < 1
pattern = ::Regexp.new args[0]
if args[1]
klass = target.eval(args[1])
if !klass.is_a?(Module)
klass = klass.class
end
else
klass = eval target_self.pretty_inspect
end
if opts.name?
to_put = name_search(pattern, klass)
elsif opts.content?
to_put = content_search(pattern, klass)
else
to_put = name_search(pattern, klass)
end
1
if to_put.flatten == []
puts "\e[32;1mNo Methods Matched\e[0m"
else
puts "\e[1mMethods Matched\e[0m"
puts "--"
puts to_put
end
end
private
def puts(item)
output.puts item
end
def content_search(pattern, klass, current=[])
return unless(klass.is_a? Module)
return if current.include? klass
current << klass
meths = []
(Pry::Method.all_from_class(klass) + Pry::Method.all_from_obj(klass)).uniq.each do |meth|
begin
if meth.source =~ pattern && !meth.alias?
header = "#{klass}##{meth.name}: "
meths << header + colorize_code((meth.source.split(/\n/).select {|x| x =~ pattern }).join("\n#{' ' * header.length}"))
end
rescue Exception
next
rescue Pry::CommandError
next
end
end
klass.constants.each do |klazz|
meths += ((res = content_search(pattern, klass.const_get(klazz), current)) ? res : [])
end
return meths.uniq.flatten
end
def name_search(regex, klass, current=[])
return unless(klass.is_a? Module)
return if current.include? klass
current << klass
header = "\e[1;34;4m#{klass.name}\e[0;24m:"
meths = []
(Pry::Method.all_from_class(klass) + Pry::Method.all_from_obj(klass)).uniq.each do |x|
if x.name =~ regex
meths << " #{x.name}"
begin
if x.alias?
meths[-1] += "#A|#{x.original_name}" if x.original_name
end
rescue Exception
end
end
end
max = meths.map(&:length).max
meths.map! do |x|
if x =~ /#{"#A"}/
x = x.sub!("#A|", ((' ' * ((max - x.length) + 3)) + "\e[33m(Alias of ")) + ")\e[0m"
end
x
end
meths.unshift header if meths.size > 0
klass.constants.each do |x|
begin
meths << ((res = name_search(regex, klass.const_get(x), current)) ? res : [])
rescue Exception
next
end
end
return meths.uniq.flatten
end
end
end
end
end