ruchy 1.6.0

// Simplified bootstrap test for Ruchy self-hosting

// Core data structures
struct Token {
    kind: String,
    value: String
}

struct CompilerState {
    tokens: Vec<Token>,
    position: i32
}

// Simple tokenizer
fn tokenize(input: String) -> Vec<Token> {
    vec![
        Token { kind: "IDENT".to_string(), value: "test".to_string() },
        Token { kind: "EQUAL".to_string(), value: "=".to_string() },
        Token { kind: "NUMBER".to_string(), value: "42".to_string() }
    ]
}

// Simple parser
fn parse(tokens: Vec<Token>) -> String {
    if tokens.len() > 0 {
        let first_token = tokens[0]
        format!("parsed_{}", first_token.value)
    } else {
        "empty".to_string()
    }
}

// Simple code generator
fn generate(ast: String) -> String {
    format!("fn main() {{ let result = \"{}\"; println!(\"{{}}\", result); }}", ast)
}

// Compiler pipeline using function composition and lambdas
let compile_step1 = input => tokenize(input)
let compile_step2 = tokens => parse(tokens)
let compile_step3 = ast => generate(ast)

// Higher-order function for pipeline
fn run_pipeline(input: String, step1, step2, step3) -> String {
    let tokens = step1(input)
    let ast = step2(tokens)
    let code = step3(ast)
    code
}

fn main() {
    let source_code = "let test = 42".to_string()
    
    println("=== Ruchy Self-Hosting Bootstrap Test ===")
    println("Input:", source_code)
    
    // Test the compilation pipeline
    let compiled = run_pipeline(source_code, compile_step1, compile_step2, compile_step3)
    
    println("Generated Rust code:")
    println(compiled)
    
    // Test lambda expressions and type inference
    let double = x => x * 2
    let result = double(21)
    
    println("Lambda test result:", result)
    println("=== Bootstrap Test SUCCESS ===")
}