Class: Spoom::Source::Rewriter

Inherits:
Object
  • Object
show all
Defined in:
lib/spoom/source/rewriter.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Rewriter

Returns a new instance of Rewriter.

Signature:

  • -> void



150
151
152
 
# File 'lib/spoom/source/rewriter.rb', line 150

def initialize
  @edits = [] #: Array[Edit]
end

Instance Method Details

#<<(other) ⇒ Object

Signature:

  • (Edit) -> void



155
156
157
 
# File 'lib/spoom/source/rewriter.rb', line 155

def <<(other)
  @edits << other
end

#rewrite!(bytes) ⇒ Object

Signature:

  • (Array[Integer]) -> void



160
161
162
163
164
165
166
167
168
169
 
# File 'lib/spoom/source/rewriter.rb', line 160

def rewrite!(bytes)
  # To avoid remapping positions after each edit,
  # we sort the changes by position and apply them in reverse order.
  # When ranges are equal, preserve the original order
  @edits.each_with_index.sort_by do |(edit, idx)|
    [edit.range, idx]
  end.reverse_each do |(edit, _)|
    edit.apply(bytes)
  end
end