cairo-lang-semantic 2.18.0

Cairo semantic model.
Documentation 
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//! > While loop.

//! > test_runner_name
test_function_diagnostics(expect_diagnostics: true)

//! > function_code
fn foo() {
    while true {
        1;
        break 5;
        break;
    }
}

//! > function_name
foo

//! > expected_diagnostics
error[E2147]: Can only break with a value inside a `loop`.
 --> lib.cairo:4:9
        break 5;
        ^^^^^^^^

//! > ==========================================================================

//! > While let loop.

//! > test_runner_name
test_function_diagnostics(expect_diagnostics: true)

//! > function_code
fn foo() {
    while let Some(x) = Some(5) && 4 == 7 {
        1;
        break x;
        break;
    }
}

//! > function_name
foo

//! > expected_diagnostics
error[E2000]: Unsupported feature.
 --> lib.cairo:2:11
    while let Some(x) = Some(5) && 4 == 7 {
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

//! > ==========================================================================

//! > While let Some no args.

//! > test_runner_name
test_function_diagnostics(expect_diagnostics: true)

//! > function_code
fn foo() {
    while let Some = Some(5) {
        1;
        break;
    }
}

//! > function_name
foo

//! > expected_diagnostics
warning[E2192]: Pattern missing subpattern for the payload of variant. Consider using `Some(_)`
 --> lib.cairo:2:15
    while let Some = Some(5) {
              ^^^^

//! > ==========================================================================

//! > While let Some no args with unit.

//! > test_runner_name
test_function_diagnostics(expect_diagnostics: false)

//! > function_code
fn foo() {
    let a = A::B(());
    while let A::B = a {
        1;
        break;
    }
}

//! > function_name
foo

//! > module_code
enum A {
    B: (),
}

//! > expected_diagnostics