Pipes - <Salome Wubeshet> - <Calculator>

calculator.rb

@@ -0,0 +1,52 @@
+# Baseline
+
+# The program should ask the user for an operation (string or numeric symbol) and two numbers.
+
+# Primary Requirements
+
+# The program should use the input operation and two numbers to provide the result of applying the 
+# operation to the two numbers.
+
+# The program should have support for these four operations: addition, subtraction, multiplication, 
+# and division.
+# The program should accept both the name (add) and the symbol (+) for each possible operation.
+
+puts "give me a an operation, it can be a string or numeric symbol:"
+operation = gets.chomp
+
+puts "Please give me 2 numbers you'd like to do math on:"
+num1 = gets.chomp.to_i
+num2 = gets.chomp.to_i
+
+
+def add(num1, num2)
+	return num1 + num2
+end
+
+def subtract(num1, num2)
+	return num1 - num2
+end
+
+def multiply(num1, num2)
+	return num1 * num2
+end
+
+def division(num1, num2)
+	return num1 / num2
+end
+
+if (operation =='add' || operation == '+'|| operation == 'addition' )
+	result = add(num1, num2)
+	puts "#{result}"
+elsif(operation =='subtract' || operation == '-'|| operation == 'minus' )
+	result = subtract(num1, num2)
+	puts "#{result}"
+elsif (operation =='multiply' || operation == '*'|| operation == 'product' )
+	result = multiply(num1, num2)
+	puts "#{result}"
+elsif (operation =='division' || operation == '/'|| operation == 'divide' )
+	result = division(num1, num2)
+	puts "#{result}"
+else
+	puts "Please check if you have mispelled the operation type and try again..."
+end