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use crate::{
helper::{Helper, HelperValue},
parser::ast::Node,
render::{Context, Render},
};
use serde_json::Value;
pub struct And;
impl Helper for And {
fn call<'render, 'call>(
&self,
_rc: &mut Render<'render>,
ctx: &Context<'call>,
_template: Option<&'render Node<'render>>,
) -> HelperValue {
ctx.arity(2..2)?;
Ok(Some(Value::Bool(
ctx.is_truthy(ctx.get(0).unwrap())
&& ctx.is_truthy(ctx.get(1).unwrap()),
)))
}
}
#[derive(Clone)]
pub struct Or;
impl Helper for Or {
fn call<'render, 'call>(
&self,
_rc: &mut Render<'render>,
ctx: &Context<'call>,
_template: Option<&'render Node<'render>>,
) -> HelperValue {
ctx.arity(2..2)?;
Ok(Some(Value::Bool(
ctx.is_truthy(ctx.get(0).unwrap())
|| ctx.is_truthy(ctx.get(1).unwrap()),
)))
}
}
#[derive(Clone)]
pub struct Not;
impl Helper for Not {
fn call<'render, 'call>(
&self,
_rc: &mut Render<'render>,
ctx: &Context<'call>,
_template: Option<&'render Node<'render>>,
) -> HelperValue {
ctx.arity(1..1)?;
Ok(Some(Value::Bool(!ctx.is_truthy(ctx.get(0).unwrap()))))
}
}