Class: BitClust::Subcommands::MethodsCommand
Constant Summary
collapse
- ORDER =
{ '.' => 1, '#' => 2, '::' => 3 }
Instance Method Summary
collapse
#align_progress_bar_title, #error, #help, #option_error, #srcdir_root
Constructor Details
Returns a new instance of MethodsCommand.
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# File 'lib/bitclust/subcommands/methods_command.rb', line 14
def initialize
super
@requires = []
@verbose = false
@version = RUBY_VERSION
@mode = :list
@target = nil
@parser.banner = "Usage: #{File.basename($0, '.*')} [-r<lib>] <classname>"
@parser.on('-r LIB', 'Requires library LIB') {|lib|
@requires.push lib
}
@parser.on('-v', '--verbose', "Prints each ruby's version") {
@verbose = true
}
@parser.on('--diff=RDFILE', 'RD file name') {|path|
@mode = :diff
@target = path
}
@parser.on('-c', '') {
@content = true
require 'bitclust/ridatabase'
}
@parser.on('--ruby=[VER]', "The version of Ruby interpreter"){|version|
@version = version
}
@parser.on('--ri-database', 'The path of ri database'){|path|
@ri_path = path
}
end
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Instance Method Details
#crossrubyutils_sort_entries(ents) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 105
def crossrubyutils_sort_entries(ents)
ents.sort_by {|m| m_order(m) }
end
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#defined_methods(ruby, classname) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 118
def defined_methods(ruby, classname)
req = @requires.map {|lib| "-r#{lib}" }.join(' ')
avoid_tracer = ""
avoid_tracer = "Tracer.off" if @requires.include?("tracer")
case classname
when 'Object'
script = <<-SCRIPT
c = #{classname}
c.singleton_methods(false).each do |m|
puts "#{classname}.\#{m}"
end
c.instance_methods(true).each do |m|
puts "#{classname}\\#\#{m}"
end
SCRIPT
when 'Kernel'
script = <<-SCRIPT
c = #{classname}
c.singleton_methods(true).each do |m|
puts "#{classname}.\#{m}"
end
( c.private_instance_methods(false) && c.methods(false) ).each do |m|
puts "#{classname}\\#\#{m}"
end
Object::constants.delete_if{|c| cl = Object.const_get(c).class; cl == Class or cl == Module }.each do |m|
puts "#{classname}::\#{m}"
end
global_variables.each do |m|
puts "#{classname}\#{m}"
end
SCRIPT
when 'ARGF'
script = <<-SCRIPT
c = #{classname}.class
c.singleton_methods(false).each do |m|
puts "\#{c.to_s}.\#{m}"
end
c.instance_methods(false).each do |m|
puts "\#{c.to_s}\\#\#{m}"
end
c.ancestors.map {|mod| mod.constants }.inject {|r,n| r - n }.each do |m|
puts "\#{c.to_s}::\#{m}"
end
SCRIPT
else
script = <<-SCRIPT
#{avoid_tracer}
c = #{classname}
c.singleton_methods(false).each do |m|
puts "#{classname}.\#{m}"
end
c.instance_methods(false).each do |m|
puts "#{classname}\\#\#{m}"
end
c.ancestors.map {|mod| mod.constants }.inject {|r,n| r-n }.each do |m|
puts "#{classname}::\#{m}"
end
SCRIPT
end
`#{ruby} #{req} -e '#{script}'`.split
end
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#exec(argv, options) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 54
def exec(argv, options)
classname = argv[0]
case @mode
when :list
print_crossruby_table {|ruby| defined_methods(ruby, classname) }
when :diff
unless ruby = get_ruby(@version)
raise "Not found Ruby interpreter of the given version"
end
keys = defined_methods(ruby, classname)
lib = RRDParser.parse_stdlib_file(@target, { 'version' => @version })
c = lib.fetch_class(classname)
list0 = lib.classes.find_all{|c0| /\A#{classname}\b/o =~ c0.name }
list0 = c.entries + list0
list = list0.map {|ent| ent.labels.map {|n| expand_mf(n) } }.flatten
if @content
ri = @ri_path ? RiDatabase.open(@ri_path, nil) : RiDatabase.open_system_db
ri.current_class = c.name
mthds = ( ri.singleton_methods + ri.instance_methods )
fmt = Formatter.new
(keys - list).sort.each do |name|
mthd = mthds.find{|m| name == m.fullname }
if mthd
puts fmt.method_info(mthd.entry)
else
name = name.sub(/\A\w+#/, '')
puts "--- #{name}\n#%todo\n\n"
end
end
else
(keys - list).sort.each do |name|
puts "-#{name}"
end
(list - keys).sort.each do |name|
puts "+#{name}"
end
end
else
raise "must not happen: #{@mode.inspect}"
end
end
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#expand_mf(n) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 97
def expand_mf(n)
if /\.\#/ =~ n
[n.sub(/\.\#/, '.'), n.sub(/\.\#/, '#')]
else
n
end
end
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#m_order(m) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 111
def m_order(m)
m, t = *m.reverse.split(/(\#|\.|::)/, 2)
m or raise
t or raise
[ORDER[t] || 0, m.reverse]
end
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#needs_database? ⇒ Boolean
システムの ruby とリファレンスファイルを比較するだけで DB を使わない
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# File 'lib/bitclust/subcommands/methods_command.rb', line 50
def needs_database?
false
end
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#parse(argv) ⇒ Object
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# File 'lib/bitclust/subcommands/methods_command.rb', line 44
def parse(argv)
super
option_error("wrong number of arguments") unless argv.size == 1
end
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