Module: Rake::TraceOutput

Included in:
Application
Defined in:
lib/rake/trace_output.rb

Overview

:nodoc: all

Instance Method Summary collapse

Instance Method Details

#trace_on(out, *strings) ⇒ Object

Write trace output to output stream out.

The write is done as a single IO call (to print) to lessen the chance that the trace output is interrupted by other tasks also producing output.



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# File 'lib/rake/trace_output.rb', line 9

def trace_on(out, *strings)
  sep = $\ || "\n"
  if strings.empty?
    output = sep
  else
    output = strings.map { |s|
      next if s.nil?
      s =~ /#{sep}$/ ? s : s + sep
    }.join
  end
  out.print(output)
end