Class: Variable

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

Instance Method Summary collapse

Constructor Details

#initialize(keyword = "", name = "", type = "") ⇒ Variable

Returns a new instance of Variable.



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# File 'lib/AnalyzedClass.rb', line 116

def initialize (keyword="", name="", type="")
  @keyword = keyword
  @name = name
  @type = type
end

Instance Method Details

#beginningIndex(line) ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 199

def beginningIndex (line)
  index = 0
  if line.include? "var "
    index = (line.index("var ") + 4)
  elsif line.include? "let "
    index = (line.index("let ") + 4)
  end
  return index
end

#keyword ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 130

def keyword
  @keyword
end

#name ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 122

def name
  @name
end

#type ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 126

def type
  @type
end

#variableForLine(line) ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 134

def variableForLine (line)
  if !(line.include? "let ") and !(line.include? "var ")
    return nil
  end

  index = beginningIndex line
  variableKeyword = variableKeyword line
  varName = variableName index, line
  type = variableType line, varName
    
  return Variable.new variableKeyword, varName, type
end

#variableKeyword(line) ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 209

def variableKeyword (line)
  if line.include? "var "
    return "var"
  end
  return "let"
end

#variableName(index, line) ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 216

def variableName (index, line)
  varName = ""
  if line.include? ":" and !(line.include? "=")
    varName = line.slice(index..(line.index(":")-1))
  elsif 
    temp = line
    temp = temp[index..-1]
    whiteSpaceIndex = temp.index(" ")
    equalsIndex = temp.index("=")
    if equalsIndex == nil
      equalsIndex = 9999
    end
    colonIndex = temp.index(":")
    endStringSliceIndex = whiteSpaceIndex
    if whiteSpaceIndex > equalsIndex
      endStringSliceIndex = equalsIndex
    end
    varName = temp.slice(0..endStringSliceIndex)
    if varName.include? ":"
      varName = varName.slice(0..varName.index(":")-1)
    end
  end
  return varName.strip
end

#variableType(line, variableName) ⇒ Object 



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# File 'lib/AnalyzedClass.rb', line 147

def variableType (line, variableName)
  if variableName == nil or line.include? "["
    return nil
  end


  if (line.include? "=" and line.include? "(")

    if line.include? "."
      indexDot = line.index(".")
      indexParen = line.index("(")
      if indexParen < indexDot
        index = line.index("=")
        temp = line[index+1..-1]
        temp = temp.strip
        temp = temp.slice(0..(temp.index("(") - 1)).strip
        if temp.index("(") != 0
          type = temp.strip
          return type
        end
      end
    else
      index = line.index("=")
      temp = line[index+1..-1]
      type = temp.slice(0..(temp.index("(") - 1)).strip
      return type
    end

  elsif line.include? ":"
    index = line.index(":")
    temp = line[index+1..-1].strip
    if temp.include? "!"
      temp = temp[0..-2]
    end

    if temp.include? "?"
      temp = temp[0..-2]
    end

    if temp.include? "]"
      temp = temp[0..temp.index("]")]
    end

    if temp.include? " "
      temp = temp[0..temp.index(" ")]
    end
    return temp
  end

  return nil
end