C-Lite Interpreter

A minimal C language interpreter built with Python

Kavindu Methpura (E/20/254)

Department of Computer Engineering, University of Peradeniya

Module: CO523 - Programming Languages

About

Python-based interpreter for C-Lite, a simplified subset of C, covering three phases: Lexical Analysis, Syntax Analysis, and Semantic Evaluation.

Lead Developer

Kavindu Methpura

Kavindu Methpura

Engineering Undergraduate at the University of Peradeniya, specializing in Computer Engineering.

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Features

code

Lexical Analyzer

Tokenizes raw source code

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Recursive-Descent Parser

Builds an Abstract Syntax Tree

terminal

AST Interpreter

Executes programs via tree traversal

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Symbol Table

Manages variable bindings and lifetimes

Pipeline

Source Code
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Lexer
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Parser
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AST
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Output

Syntax Evaluation

example.c 
int x;
x = 10;
if (x > 5) {
    x = x - 1;
} else if (x == 5) {
    x = x + 2;
} else {
    x = x + 3;
}
printf(x);
Output: 9