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use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents a Ruby block that is passed to a method (`proc { |foo| bar }`)
#[derive(Debug, Clone, PartialEq)]
pub struct Block {
/// Method call that takes a block
///
/// `Send("foo")` in `foo {}`
pub call: Node,
/// A list of argument that block takes
///
/// `vec![ Arg("a"), Optarg("b", Int("1")) ]` for `proc { |a, b = 1| }`
///
/// `None` if the block takes no arguments
pub args: Option<Node>,
/// Block body, `None` if block has no body.
pub body: Option<Node>,
/// Location of the open brace
///
/// ```text
/// proc { }
/// ~
/// ```
pub begin_l: Range,
/// Location of the closing brace
///
/// ```text
/// proc { }
/// ~
/// ```
pub end_l: Range,
/// Location of the full expression
///
/// ```text
/// proc { }
/// ~~~~~~~~
/// ```
pub expression_l: Range,
}
impl InnerNode for Block {
fn expression(&self) -> &Range {
&self.expression_l
}
fn inspected_children(&self, indent: usize) -> Vec<String> {
let mut result = InspectVec::new(indent);
result.push_node(&self.call);
result.push_maybe_node_or_nil(&self.args);
result.push_maybe_node_or_nil(&self.body);
result.strings()
}
fn str_type(&self) -> &'static str {
"block"
}
fn print_with_locs(&self) {
println!("{}", self.inspect(0));
self.expression_l.print("expression");
self.end_l.print("end");
self.begin_l.print("begin");
if let Some(node) = &self.body {
node.inner_ref().print_with_locs();
}
if let Some(node) = &self.args {
node.inner_ref().print_with_locs();
}
self.call.inner_ref().print_with_locs();
}
}