lanamirko04 / gfy-cpp

Interpreter written in C++ for the bizarre and unconventional GFY language.

GFY-CPP

An interpreter for the GFY language written in C++.

⚠️ This project is discontinued beacuse the original GFY language is no longer maintained.

• GFY-CPP
  • Building
  • Usage
  • Implemented features
    • I/O
    • Variables
      • Variable types
    • Arithmetic operations
    • Logical operations
    • Operators
  • Documentation
  • Notes
  • Aknowledgements

Building

To build the interpreter, run the following commands:

$ git clone https://github.com/LanaMirko04/gfy-cpp.git
$ cd gfy-cpp
$ make

Usage

To run the interpreter, use the following command:

$ ./bin/gfy-cpp <file>

Where <file> is the path to the file containing the GFY code.

Implemented features

The following is a list of the features that have been implemented in the interpreter.

Legend:

• ✅ - Implemented
• ⚠️ - Partially implemented
• ❌ - Not implemented

I/O

Keyword	Description	Status
input	Reads a value from the given input stream.	❌
output	Prints a value to the given output stream.	❌

Variables

Keyword	Description	Status
print	Prints a string to the console.	⚠️
set	Sets a variable to a value.	⚠️

Variable types

Type	Description	Status
int	Integer number.	✅
float	Floating-point number.	✅
string	String.	✅
bool	Boolean value.	✅
list	List of values.	❌

Arithmetic operations

Keyword	Description	Status
add	Adds two numbers.	❌
sub	Subtracts two numbers.	❌
mul	Multiplies two numbers.	❌
div	Divides two numbers.	❌
mod	Calculates the remainder of the division of two numbers.	❌

Logical operations

Keyword	Description	Status
equals	Checks if two values are equal.	❌
greater	Checks if the first value is greater than the second.	❌
less	Checks if the first value is less than the second.	❌
define	Defines a function.	❌

Operators

Operator	Description	Status
->	Set explicit type.	⚠️
@	Get the value of a list at a specific index.	❌

Documentation

TODO

Notes

• input, output, list and @ are not implemented in the lexer yet.
• The interpreter is still in development and some features may not work as expected.

Aknowledgements

Special thanks to:

• EtanoloYT for creating the GFY language;
• jothepro for doxygen-awesome-css.