Method: Fast.rewrite_file

Defined in:
lib/fast/rewriter.rb

.rewrite_file(pattern, file, &replacement) ⇒ Object

Combines #replace_file output overriding the file if the output is different from the original file content.



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# File 'lib/fast/rewriter.rb', line 40

def rewrite_file(pattern, file, &replacement)
  previous_content = IO.read(file)
  content = replace_file(pattern, file, &replacement)
  File.open(file, 'w+') { |f| f.puts content } if content != previous_content
end