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use crate::{
exec::Executable,
gc::{Finalize, Trace},
syntax::ast::node::Node,
Context, JsResult, JsValue,
};
use std::fmt;
#[cfg(feature = "deser")]
use serde::{Deserialize, Serialize};
#[cfg(test)]
mod tests;
#[cfg_attr(feature = "deser", derive(Serialize, Deserialize))]
#[cfg_attr(feature = "deser", serde(transparent))]
#[derive(Clone, Debug, Trace, Finalize, PartialEq)]
pub struct Spread {
val: Box<Node>,
}
impl Spread {
pub fn val(&self) -> &Node {
&self.val
}
pub fn new<V>(val: V) -> Self
where
V: Into<Node>,
{
Self {
val: Box::new(val.into()),
}
}
}
impl Executable for Spread {
fn run(&self, context: &mut Context) -> JsResult<JsValue> {
self.val().run(context)
}
}
impl fmt::Display for Spread {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "...{}", self.val())
}
}
impl From<Spread> for Node {
fn from(spread: Spread) -> Node {
Self::Spread(spread)
}
}