Function aggregation_functions

crates/gitql-std/src/aggregation.rs:30–48

()

use crate::meta_types::first_element_type;

pub fn aggregation_functions() -> &'static HashMap<&'static str, AggregationFunction> {
    static HASHMAP: OnceLock<HashMap<&'static str, AggregationFunction>> = OnceLock::new();
    HASHMAP.get_or_init(|| {
        let mut map: HashMap<&'static str, AggregationFunction> = HashMap::new();
        map.insert("max", aggregation_max);
        map.insert("min", aggregation_min);
        map.insert("sum", aggregation_sum);
        map.insert("avg", aggregation_average);
        map.insert("count", aggregation_count);
        map.insert("group_concat", aggregation_group_concat);
        map.insert("bool_and", aggregation_bool_and);
        map.insert("bool_or", aggregation_bool_or);
        map.insert("bit_and", aggregation_bit_and);
        map.insert("bit_or", aggregation_bit_or);
        map.insert("bit_xor", aggregation_bit_xor);
        map.insert("array_agg", aggregation_array_agg);
        map
    })
}

pub fn aggregation_function_signatures() -> HashMap<&'static str, Signature> {
    let mut map: HashMap<&'static str, Signature> = HashMap::new();