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