Class: I18n::Keys::Occurence

Inherits:
Object
  • Object
show all
Includes:
Ansi
Defined in:
lib/i18n/keys/occurence.rb

Constant Summary collapse

@@context_lines = 
2

Constants included from Ansi

Ansi::COLORS, Ansi::STYLES

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Ansi

#ansi_format

Constructor Details

#initialize(key, file, start_pos, end_pos) ⇒ Occurence

Returns a new instance of Occurence.



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# File 'lib/i18n/keys/occurence.rb', line 26

def initialize(key, file, start_pos, end_pos)
  @key = key.to_sym
  @file = file
  @start_pos = start_pos
  @end_pos = end_pos
end

Instance Attribute Details

#end_pos ⇒ Object (readonly)

Returns the value of attribute end_pos.



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# File 'lib/i18n/keys/occurence.rb', line 24

def end_pos
  @end_pos
end

#file ⇒ Object (readonly)

Returns the value of attribute file.



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# File 'lib/i18n/keys/occurence.rb', line 24

def file
  @file
end

#key ⇒ Object (readonly)

Returns the value of attribute key.



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# File 'lib/i18n/keys/occurence.rb', line 24

def key
  @key
end

#start_pos ⇒ Object (readonly)

Returns the value of attribute start_pos.



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# File 'lib/i18n/keys/occurence.rb', line 24

def start_pos
  @start_pos
end

Class Method Details

.context_lines ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 11

def context_lines
  @@context_lines
end

.context_lines=(num) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 15

def context_lines=(num)
  @@context_lines = num
end

.from_sexp(sexp, file = nil) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 19

def from_sexp(sexp, file = nil)
  new(sexp[1], file || sexp.file, sexp.source_start_pos, sexp.source_end_pos)
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 102

def ==(other)
  key == other.key and start_pos == other.start_pos and end_pos == other.end_pos
end

#column ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 59

def column
  position[1]
end

#content ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 42

def content
  lines.join
end

#content_head ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 76

def content_head
  content[0..(start_pos - 1)].to_s
end

#content_tail ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 80

def content_tail
  content[(end_pos + 1)..-1].to_s
end

#context ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 92

def context
  @context ||=
    lines[line_num - self.class.context_lines - 1, self.class.context_lines].join +
    line(true) + lines[line_num, self.class.context_lines].join
end

#length ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 63

def length
  end_pos - start_pos + 1
end

#length=(length) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 67

def length=(length)
  @length = length
  @end_pos = start_pos + length - 1
end

#line(highlight = false) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 50

def line(highlight = false)
  line = lines[line_num - 1].dup
  highlight ? line_head + ansi_format(original_key, [:red, :bold]) + line_tail : line
end

#line_head ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 84

def line_head
  line[0..(column - 2)].to_s
end

#line_num ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 55

def line_num
  position[0]
end

#line_tail ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 88

def line_tail
  line[(column + length - 1)..-1].to_s
end

#lines ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 46

def lines
  @lines ||= File.open(file, 'r') { |f| f.readlines }
end

#original_key ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 72

def original_key
  line[column - 1, length]
end

#position ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 106

def position
  @position ||= begin
    line_num, col = 1, 1
    lines.inject(0) do |sum, line|
      break if sum + line.length > start_pos
      line_num += 1
      col = start_pos - sum - line.length + 1
      sum += line.length
    end
    [line_num, col]
  end
end

#replace!(replacement) ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 33

def replace!(replacement)
  replacement = replacement.to_sym.inspect
  content = content_head + replacement + content_tail
  @key = replacement.to_sym
  self.length = replacement.to_s.length
  File.open(file, 'w+') { |f| f.write(content) }
  @position, @lines, @context = nil, nil, nil
end

#to_s ⇒ Object 



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# File 'lib/i18n/keys/occurence.rb', line 98

def to_s
  "#{key}: #{file} [#{line_num}/#{column}]"
end