class Pry::Command::Whereami
Attributes
method_size_cutoff[RW]
Public Class Methods
new(*)
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Calls superclass method
# File lib/pry/commands/whereami.rb, line 8 def initialize(*) super @method_code = nil end
Public Instance Methods
bad_option_combination?()
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# File lib/pry/commands/whereami.rb, line 83 def bad_option_combination? [opts.present?(:m), opts.present?(:f), opts.present?(:c), args.any?].count(true) > 1 end
code()
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# File lib/pry/commands/whereami.rb, line 63 def code @code ||= if opts.present?(:m) method_code || raise(CommandError, "Cannot find method code.") elsif opts.present?(:c) class_code || raise(CommandError, "Cannot find class code.") elsif opts.present?(:f) Pry::Code.from_file(@file) elsif args.any? code_window else default_code end end
code?()
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# File lib/pry/commands/whereami.rb, line 77 def code? !!code rescue MethodSource::SourceNotFoundError false end
location()
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# File lib/pry/commands/whereami.rb, line 88 def location "#{@file}:#{@line} #{@method && @method.name_with_owner}" end
options(opt)
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# File lib/pry/commands/whereami.rb, line 55 def options(opt) opt.on :q, :quiet, "Don't display anything in case of an error" opt.on :n, :"no-line-numbers", "Do not display line numbers" opt.on :m, :method, "Show the complete source for the current method." opt.on :c, :class, "Show the complete source for the current class or module." opt.on :f, :file, "Show the complete source for the current file." end
process()
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# File lib/pry/commands/whereami.rb, line 92 def process if bad_option_combination? raise CommandError, "Only one of -m, -c, -f, and LINES may be specified." end return if nothing_to_do? if internal_binding?(target) handle_internal_binding return end set_file_and_dir_locals(@file) pretty_code = code.with_line_numbers(use_line_numbers?) .with_marker(marker) .highlighted pry_instance.pager.page( "\n#{bold('From:')} #{location}:\n\n" + pretty_code + "\n" ) end
setup()
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# File lib/pry/commands/whereami.rb, line 44 def setup if target.respond_to?(:source_location) file, @line = target.source_location @file = expand_path(file) else @file = expand_path(target.eval('__FILE__')) @line = target.eval('__LINE__') end @method = Pry::Method.from_binding(target) end
Private Instance Methods
class_code()
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# File lib/pry/commands/whereami.rb, line 171 def class_code @class_code ||= begin mod = @method ? Pry::WrappedModule(@method.owner) : target_class idx = mod.candidates.find_index { |v| expand_path(v.source_file) == @file } idx && Pry::Code.from_module(mod, idx) end end
code_window()
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# File lib/pry/commands/whereami.rb, line 152 def code_window Pry::Code.from_file(@file).around(@line, window_size) end
default_code()
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# File lib/pry/commands/whereami.rb, line 144 def default_code if method_code && small_method? method_code else code_window end end
expand_path(filename)
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# File lib/pry/commands/whereami.rb, line 185 def expand_path(filename) return unless filename return filename if Pry.eval_path == filename File.expand_path(filename) end
handle_internal_binding()
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# File lib/pry/commands/whereami.rb, line 132 def handle_internal_binding if top_level? output.puts "At the top level." else output.puts "Inside #{Pry.view_clip(target_self)}." end end
marker()
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# File lib/pry/commands/whereami.rb, line 124 def marker !opts.present?(:n) && @line end
method_code()
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# File lib/pry/commands/whereami.rb, line 156 def method_code return @method_code if @method_code @method_code = Pry::Code.from_method(@method) if valid_method? end
nothing_to_do?()
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# File lib/pry/commands/whereami.rb, line 116 def nothing_to_do? opts.quiet? && (internal_binding?(target) || !code?) end
small_method?()
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# File lib/pry/commands/whereami.rb, line 140 def small_method? @method.source_range.count < self.class.method_size_cutoff end
target_class()
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This either returns the `target_self` or it returns the class of `target_self` if `target_self` is not a class. @return [Pry::WrappedModule]
# File lib/pry/commands/whereami.rb, line 165 def target_class return Pry::WrappedModule(target_self) if target_self.is_a?(Module) Pry::WrappedModule(target_self.class) end
top_level?()
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# File lib/pry/commands/whereami.rb, line 128 def top_level? target_self == Pry.main end
use_line_numbers?()
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# File lib/pry/commands/whereami.rb, line 120 def use_line_numbers? !opts.present?(:n) end
valid_method?()
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# File lib/pry/commands/whereami.rb, line 180 def valid_method? @method && @method.source? && expand_path(@method.source_file) == @file && @method.source_range.include?(@line) end
window_size()
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# File lib/pry/commands/whereami.rb, line 192 def window_size if args.empty? pry_instance.config.default_window_size else args.first.to_i end end