Class: ASAutotest::CompilerShell

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/asautotest/compiler-shell.rb

Defined Under Namespace

Classes: PromptNotFound

Constant Summary collapse

PROMPT = 
"\n(fcsh) "

Constants included from Logging

Logging::PREFIX

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

#barf, #end_saying, #end_whisper, #hint, #new_logging_section, #say, #say_with_block, #say_without_block, #shout, #start_saying, #start_whisper, verbose=, verbose?, #verbose?, #whisper, #whisper_with_block, #whisper_without_block

Constructor Details

#initialize(options) ⇒ CompilerShell

Returns a new instance of CompilerShell.



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# File 'lib/asautotest/compiler-shell.rb', line 30

def initialize(options)
  @compilation_requests = options[:compilation_requests]
end

Instance Attribute Details

#compilation_requests ⇒ Object (readonly)

Returns the value of attribute compilation_requests.



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# File 'lib/asautotest/compiler-shell.rb', line 28

def compilation_requests
  @compilation_requests
end

Instance Method Details

#compilation_commands ⇒ Object 



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# File 'lib/asautotest/compiler-shell.rb', line 57

def compilation_commands
  @compilation_requests.map { |x| x.compilation_command }
end

#read_until_prompt ⇒ Object 



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# File 'lib/asautotest/compiler-shell.rb', line 68

def read_until_prompt
  result = ""
  until result.include? PROMPT
    result << @process.readpartial(100) 
  end
  result.lines.entries[0 .. -2]
rescue EOFError
  raise PromptNotFound, result
end

#run_compilation(request, result) ⇒ Object 



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# File 'lib/asautotest/compiler-shell.rb', line 61

def run_compilation(request, result)
  stopwatch = Stopwatch.new
  @process.puts(request.compilation_command)
  OutputParser.parse(read_until_prompt, request, stopwatch, result)
  stopwatch.stop
end

#run_compilations(result) ⇒ Object 



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# File 'lib/asautotest/compiler-shell.rb', line 51

def run_compilations(result)
  for request in @compilation_requests
    run_compilation(request, result)
  end
end

#start ⇒ Object 



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# File 'lib/asautotest/compiler-shell.rb', line 34

def start
  say "Starting compiler shell" do
    @process = IO.popen("#{FCSH} 2>&1", "r+")
    read_until_prompt
  end
rescue PromptNotFound => error
  shout "Could not find FCSH prompt:"
  for line in error.message.lines do
    barf line.chomp
  end
  if error.message.include? "command not found"
    shout "Please make sure that fcsh is in your PATH."
    shout "Alternatively, set the ‘FCSH’ environment variable."
  end
  exit -1
end