// ============================================================================
// 009 — Booleans and Comparisons
// ============================================================================
// Demonstrates boolean values and comparison operators.
//
// Run:   soma run 009_booleans.cell run
// Expect:
//   true is Bool
//   10 > 5: true
//   10 == 10: true
//   10 != 5: true
//   10 >= 10: true
//   10 <= 15: true
//   both true: yes
//   either true: yes

cell Booleans {

    on run() {
        // Boolean literals
        let t = true
        let f = false
        let t_type = type_of(t)
        print("{t} is {t_type}")

        // Comparison operators return booleans
        let gt = 10 > 5
        print("10 > 5: {gt}")

        let eq = 10 == 10
        print("10 == 10: {eq}")

        let ne = 10 != 5
        print("10 != 5: {ne}")

        let ge = 10 >= 10
        print("10 >= 10: {ge}")

        let le = 10 <= 15
        print("10 <= 15: {le}")

        // Boolean logic with && and || operators
        let a = true
        let b = true
        if a && b {
            print("both true: yes")
        }

        // OR: check either condition
        let x = false
        let y = true
        if x || y {
            print("either true: yes")
        }

        return "done"
    }
}