tera/builtins/filters/
mod.rs

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use std::collections::HashMap;

use crate::errors::Result;
use serde_json::value::Value;

pub mod array;
pub mod common;
pub mod number;
pub mod object;
pub mod string;

/// The filter function type definition
pub trait Filter: Sync + Send {
    /// The filter function type definition
    fn filter(&self, value: &Value, args: &HashMap<String, Value>) -> Result<Value>;

    /// Whether the current filter's output should be treated as safe, defaults to `false`
    fn is_safe(&self) -> bool {
        false
    }
}

impl<F> Filter for F
where
    F: Fn(&Value, &HashMap<String, Value>) -> Result<Value> + Sync + Send,
{
    fn filter(&self, value: &Value, args: &HashMap<String, Value>) -> Result<Value> {
        self(value, args)
    }
}