Class: StackDeck::Frame

Inherits:
Object
  • Object
show all
Defined in:
lib/stackdeck/frame.rb,
lib/stackdeck/postgres.rb

Direct Known Subclasses

JavaScript, Postgres::Function, Ruby, SQL

Defined Under Namespace

Modules: Postgres Classes: JavaScript, Ruby, SQL

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(function, filename, lineno, clue = nil) ⇒ Frame 



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# File 'lib/stackdeck/frame.rb', line 28

def initialize(function, filename, lineno, clue=nil)
  @function = function
  @filename = filename unless filename && filename.empty?
  @lineno = lineno
  @clue = clue unless clue && clue.empty?
end

Instance Attribute Details

#clue ⇒ Object

Returns the value of attribute clue.



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# File 'lib/stackdeck/frame.rb', line 27

def clue
  @clue
end

#filename ⇒ Object

Returns the value of attribute filename.



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# File 'lib/stackdeck/frame.rb', line 27

def filename
  @filename
end

#function ⇒ Object

Returns the value of attribute function.



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# File 'lib/stackdeck/frame.rb', line 27

def function
  @function
end

#lineno ⇒ Object

Returns the value of attribute lineno.



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# File 'lib/stackdeck/frame.rb', line 27

def lineno
  @lineno
end

Instance Method Details

#boundary? ⇒ Boolean 



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# File 'lib/stackdeck/frame.rb', line 44

def boundary?; false; end

#context ⇒ Object 



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# File 'lib/stackdeck/frame.rb', line 34

def context
  @context ||= Context::File.new(filename, lineno) if filename
end

#context? ⇒ Boolean 



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# File 'lib/stackdeck/frame.rb', line 37

def context?
  !filename.nil?
end

#language ⇒ Object 



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# File 'lib/stackdeck/frame.rb', line 43

def language; self.class.name.split('::').last; end

#same_line?(other) ⇒ Boolean 



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# File 'lib/stackdeck/frame.rb', line 40

def same_line?(other)
  other && self.filename == other.filename && self.lineno == other.lineno
end

#to_s ⇒ Object 



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# File 'lib/stackdeck/frame.rb', line 46

def to_s
  if filename
    if function && function != ''
      "#{filename}:#{lineno}:in `#{function}' [#{language}]"
    else
      "#{filename}:#{lineno} [#{language}]"
    end
  else
    if function && function != ''
      "(#{language}):#{lineno}:in `#{function}'"
    else
      "(#{language}):#{lineno}"
    end
  end
end