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precompile_app.jl

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+using CLIcalc
+
+CLIcalc.julia_main()

src/CLIcalc.jl

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+module CLIcalc    
+    function main()
+        println("Hi, what function would you like to use? (mul, sub, add, div, exit)")
+        func = readline()
+            if (func == "add")
+                print("x: ")
+                a = readline(keep=false) 
+                print("y: ")
+                b = readline(keep=false) 
+                x = parse(Int64, a)
+                y = parse(Int64, b)
+                add(x, y) = x + y
+                z = add(x, y)
+                println("result: $z")
+            elseif (func == "sub")
+                print("x: ")
+                a = readline(keep=false)
+                print("y: ")
+                b = readline(keep=false)
+                x = parse(Int64, a)
+                y = parse(Int64, b)
+                subtract(x, y) = x - y
+                z = subtract(x, y)
+                println("result: $z")
+            elseif (func == "div")
+                println("x: ")
+                a = readline(keep=false)
+                println("y: ")
+                b = readline(keep=false)
+                x = parse(Int64, a)
+                y = parse(Int64, b)
+                divide(x, y) = x / y
+                z = divide(x, y)
+                println("result: $z")
+            elseif (func == "mul")
+                print("x: ")
+                a = readline(keep=false)
+                print("y: ")
+                b = readline(keep=false)
+                x = parse(Int64, a)
+                y = parse(Int64, b)
+                mul(x, y) = x * y
+                z = mul(x, y)
+                println("result: $z")
+            elseif (func == "exit")
+                Base.exit()
+            else
+                println("Function not found. Exiting with error code 1")
+                Base.exit()
+            end
+
+    end
+
+    function julia_main()
+        while true
+            main()
+        end
+        return 0
+    end
+end