Class: Array

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

Overview

String Formatting

Direct Known Subclasses

PrettyArray

Constant Summary collapse

SingleLength = 
50

Instance Method Summary collapse

Instance Method Details

#align(ellipsis_limit = nil) ⇒ Object 



245
246
247
248
249
250
251
252
 
# File 'lib/pretty_debug.rb', line 245

def align ellipsis_limit = nil
  transpose.map do |col|
    just = case col.first; when Numeric then :rjust; else :ljust end
    width = col.map{|cell| cell.to_s.length}.max
    max = ellipsis_limit || width
    col.map{|cell| cell.to_s.ellipsis(max).__send__(just, width > max ? max : width)}
  end.transpose
end

#common_affix ⇒ Object

first[0, (0…first.length).find{|i| first.! or others.any?{|s| first != s}}.to_i]



262
263
264
265
266
267
268
 
# File 'lib/pretty_debug.rb', line 262

def common_affix
  each{|e| class_check(e, String){"All elements must be a String".freeze}}
  first, *others = self
  i = - 1
  loop{break unless first[i] and others.all?{|s| first[i] == s[i]}; i -= 1}
  first[i + 1, -(i + 1)]
end

#common_prefix ⇒ Object 



253
254
255
256
257
258
259
260
261
 
# File 'lib/pretty_debug.rb', line 253

def common_prefix
  each{|e| class_check(e, String){"All elements must be a String".freeze}}
  first, *others = self
  i = 0
  loop{break unless first[i] and others.all?{|s| first[i] == s[i]}; i += 1}
  first[0, i]
# This is more elegant, but cannot be generalized to `common_affix`.
##    first[0, (0...first.length).find{|i| first[i].! or others.any?{|s| first[i] != s[i]}}.to_i]
end

#inspect ⇒ Object 



195
196
197
198
199
 
# File 'lib/pretty_debug.rb', line 195

def inspect
  s = map(&:inspect)
  length < 2 || s.map(&:length).inject(:+) < SingleLength ?
    "[#{s.join(", ".freeze)}]" : "[#$/#{s.join(",#$/".freeze).indent}#$/]"
end