dfir_lang 0.16.0

Hydro's Dataflow Intermediate Representation (DFIR) implementation
Documentation 
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use super::{FloType, OperatorCategory, OperatorConstraints, IDENTITY_WRITE_FN, RANGE_0, RANGE_1};

/// Given a _bounded_ input stream, emits the entire stream in the first loop iteration.
///
/// Never causes additional loop iterations.
pub const ALL_ONCE: OperatorConstraints = OperatorConstraints {
    name: "all_once",
    categories: &[OperatorCategory::Windowing],
    hard_range_inn: RANGE_1,
    soft_range_inn: RANGE_1,
    hard_range_out: RANGE_1,
    soft_range_out: RANGE_1,
    num_args: 0,
    persistence_args: RANGE_0,
    type_args: RANGE_0,
    is_external_input: false,
    has_singleton_output: true,
    flo_type: Some(FloType::Windowing),
    ports_inn: None,
    ports_out: None,
    input_delaytype_fn: |_| None,
    write_fn: IDENTITY_WRITE_FN,
};