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use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents compound statement (i.e. a multi-statement)
///
/// Basically all blocks of code are wrapped into `Begin` node (e.g. method/block body, rescue/ensure handler etc)
#[derive(Debug, Clone, PartialEq)]
pub struct Begin {
/// A list of statements
pub statements: Vec<Node>,
/// Begin of the block
///
/// ```text
/// (1; 2)
/// ~
/// ```
///
/// `None` if the block of code is "implicit", like
///
/// ```text
/// if true; 1; 2; end
/// ```
pub begin_l: Option<Range>,
/// End of the block
///
/// ```text
/// (1; 2)
/// ~
/// ```
///
/// `None` if the block of code is "implicit", like
///
/// ```text
/// if true; 1; 2; end
/// ```
pub end_l: Option<Range>,
/// Location of the full expression
///
/// ```text
/// (1; 2)
/// ~~~~~~
/// ```
pub expression_l: Range,
}
impl InnerNode for Begin {
fn expression(&self) -> &Range {
&self.expression_l
}
fn inspected_children(&self, indent: usize) -> Vec<String> {
let mut result = InspectVec::new(indent);
result.push_nodes(&self.statements);
result.strings()
}
fn str_type(&self) -> &'static str {
"begin"
}
fn print_with_locs(&self) {
println!("{}", self.inspect(0));
self.expression_l.print("expression");
if let Some(range) = &self.end_l {
range.print("end");
}
if let Some(range) = &self.begin_l {
range.print("begin");
}
for node in self.statements.iter() {
node.inner_ref().print_with_locs();
}
}
}