Class: Fcsh

Inherits:
Object
  • Object
show all
Defined in:
lib/fcsh.rb

Overview

Abstraction of flex fcsh command

Defined Under Namespace

Classes: CompileError

Class Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Fcsh

Run the flex command. Make sure fcsh is in the path, else set Fcsh.BIN_FILE = ‘/path/to/fcsh’



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# File 'lib/fcsh.rb', line 8

def initialize
  fcsh_command = defined?(self.location) ? location : 'fcsh'
  @stdin, @stdout, @stderr = Open3.popen3(fcsh_command)
  wait_for_on_stdout(/^\(fcsh\)/)
end

Class Attribute Details

.location ⇒ Object

Returns the value of attribute location.



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# File 'lib/fcsh.rb', line 144

def location
  @location
end

Instance Method Details

#clear(target_id) ⇒ Object 



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# File 'lib/fcsh.rb', line 42

def clear(target_id)
  puts "Clearing target id" if $DEBUG
  @stdin.puts "clear %d" % target_id.to_i
end

#compile(target_id) ⇒ Object 



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# File 'lib/fcsh.rb', line 33

def compile(target_id)
  puts "Compiling target: " + target_id if $DEBUG
  @stdout.flush
  @stderr.flush
  @stdin.puts "compile %d" % target_id.to_i
  @errors_last_run = capture_error_output
end

#errors ⇒ Object 



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# File 'lib/fcsh.rb', line 48

def errors
  return MxmlcOutputReader.new(@errors_last_run)
end

#mxmlc(command) ⇒ Object

run mxmlc with a command, returns the id of the assigned target

e.g. fcsh.new.mxmlc(""

can run an CompileError when compile errors are found



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# File 'lib/fcsh.rb', line 17

def mxmlc(command)
  puts "mxmlc %s" % command  if $DEBUG
  @stdin.puts "mxmlc %s" % command
  target_id = nil
  @stdout.each_line do |line|
    if line =~ /fcsh: Assigned (\d) as the compile target id/
       target_id = $1
    end
    break
  end
  
  @errors_last_run = capture_error_output
  return target_id
end