// Rust test file with intentional errors for testing error detection
// 1. Syntax Error - Missing semicolon
fn broken_function() {
let x = 5
println!("x is {}", x);
}
// 2. Borrow checker error - Use after move
fn borrow_error() {
let s1 = String::from("hello");
let s2 = s1;
println!("{}", s1); // Error: s1 was moved
}
// 3. Type mismatch
fn type_mismatch() {
let x: i32 = "string"; // Cannot assign string to i32
}
// 4. Undefined variable
fn undefined_variable() {
println!("{}", undefined_var);
}
// 5. Syntax Error - Invalid struct definition
struct BrokenStruct {
field1: String,
field2: i32
field3: bool, // Missing comma above
}
// 6. Lifetime error
fn lifetime_error() -> &str {
let s = String::from("hello");
&s // Error: returning reference to local variable
}
// 7. Syntax Error - Invalid match expression
fn invalid_match(x: i32) {
match x {
1 => println!("one"),
2 => println!("two")
3 => println!("three"), // Missing comma above
_ => println!("other"),
}
}
// 8. Mutability error
fn mutability_error() {
let x = 5;
x = 6; // Error: cannot assign to immutable variable
}
// 9. Syntax Error - Invalid function signature
fn invalid_signature(param1: i32, param2) -> i32 { // Missing type for param2
param1 + param2
}
// 10. Syntax Error - Unclosed block
fn unclosed_block() {
if true {
println!("inside if");
// Missing closing brace
// 11. Invalid macro usage
fn invalid_macro() {
println!("Hello, {}"; // Missing closing parenthesis
}
// 12. Syntax Error - Invalid main function
fn main( {
broken_function();
borrow_error();
}
