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use super::{Node, StatementList};
use gc::{Finalize, Trace};
use std::fmt;
#[cfg(feature = "serde")]
use serde::{Deserialize, Serialize};
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[cfg_attr(feature = "serde", serde(transparent))]
#[derive(Clone, Debug, Trace, Finalize, PartialEq)]
pub struct Block {
#[cfg_attr(feature = "serde", serde(flatten))]
statements: StatementList,
}
impl Block {
pub(crate) fn statements(&self) -> &[Node] {
self.statements.statements()
}
pub(super) fn display(&self, f: &mut fmt::Formatter<'_>, indentation: usize) -> fmt::Result {
writeln!(f, "{{")?;
self.statements.display(f, indentation + 1)?;
write!(f, "{}}}", " ".repeat(indentation))
}
}
impl<T> From<T> for Block
where
T: Into<StatementList>,
{
fn from(list: T) -> Self {
Self {
statements: list.into(),
}
}
}
impl fmt::Display for Block {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.display(f, 0)
}
}
impl From<Block> for Node {
fn from(block: Block) -> Self {
Self::Block(block)
}
}