Class: PrettyDebug

Inherits:
Object show all
Defined in:
lib/pretty_debug.rb

Constant Summary collapse

Hook = 
%w[
	initialize
	method_missing
	singleton_method_added
	singleton_method_removed
	singleton_method_undefined
	respond_to_missing?
	extended
	included
	method_added
	method_removed
	method_undefined
	const_missing
	inherited
	intitialize_copy
	intitialize_clone
	intitialize_dup
]

Class Method Summary collapse

Class Method Details

.backtrace_locations(e) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 154

def self.backtrace_locations e
	e.complement_backtrace_locations
	PrettyArray.new(beautify(e.backtrace_locations))
end

.beautify(a) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 179

def self.beautify a
	a = a
	.map{|l| [l.absolute_path, l.lineno, l.label]}
	.transpose.tap do |_, _, ms|
		ms.map! do |m|
			case m
			when *Hook then "(#{m})"
			when /\A(rescue in )?block( .*)? in / then "(entered block)".freeze
			when /\Arescue in / then "".freeze
			else m
			end
		end
		ms[-1] = "".freeze; ms.rotate!(-1)
	end.transpose
	a.reject!{|f, l, m| @reject.call(f, m)} rescue nil
	a.select!{|f, l, m| @select.call(f, m)} rescue nil
	a
end

.caller_locations ⇒ Object 



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# File 'lib/pretty_debug.rb', line 158

def self.caller_locations
	PrettyArray.new(beautify(Kernel.caller_locations))
end

.format(&pr) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 143

def self.format ≺ @format = pr end

.message(e) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 150

def self.message e
	e.complement_backtrace_locations
	e.message.dup.tap{|s| s[0] = s[0].upcase unless s.empty?}.sub(/(?<=[^.])\z/, ".".freeze)
end

.reject(&pr) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 135

def self.reject &pr
	reject = @reject
	@reject = ->(*args){reject.call(*args) or pr.call(*args)}
end

.select(&pr) ⇒ Object 



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# File 'lib/pretty_debug.rb', line 139

def self.select &pr
	select = @select
	@select = ->(*args){select.call(*args) or pr.call(*args)}
end