ternlang-core 1.2.9

Compiler and VM for Ternlang — balanced ternary language with affirm/tend/reject trit semantics, @sparseskip codegen, and BET bytecode execution.
Documentation 
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// Module:  stdlib/hardware/mux_trit.tern
// Purpose: Ternary Multiplexer
// Author:  RFI-IRFOS
// Ref:     https://ternlang.com

// 3-to-1 multiplexer driven by a single select trit.

fn mux_3_to_1(sel: trit, in_neg: trit, in_zero: trit, in_pos: trit) -> trit {
    // In hardware, this routes one of three physical lines based on voltage
    match sel {
        affirm => { return in_pos; }
        tend   => { return in_zero; }
        reject => { return in_neg; }
    }
}

fn demux_1_to_3(sel: trit, input: trit) -> trit[] {
    // Routes one input to three outputs
    let mut out: trit[] = [tend, tend, tend];
    match sel {
        affirm => { out[2] = input; }
        tend   => { out[1] = input; }
        reject => { out[0] = input; }
    }
    return out;
}