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use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents instance variable assignment (i.e `@foo = 42`)
#[derive(Debug, Clone, PartialEq)]
pub struct Ivasgn {
/// Name of the instance variable, `String("@foo")` in `@foo = 42`
pub name: String,
/// Value that is assigned to instance variable.
///
/// `None` if instance variable assignment is a part of the multi-assignment.
/// In such case `value` is a part of the `Masgn` node.
pub value: Option<Node>,
/// Location of the instance variable name.
///
/// ```text
/// @foo = 1
/// ~~~~
/// ```
pub name_l: Range,
/// Location of the `=` operator.
///
/// ```text
/// @foo = 1
/// ~
/// ```
///
/// `None` if instance variable assignment is a part of the multi-assignment.
/// In such case `value` is a part of the `Masgn` node.
pub operator_l: Option<Range>,
/// Location of the full expression
///
/// ```text
/// @foo = 42
/// ~~~~~~~~~
/// ```
pub expression_l: Range,
}
impl InnerNode for Ivasgn {
fn expression(&self) -> &Range {
&self.expression_l
}
fn inspected_children(&self, indent: usize) -> Vec<String> {
let mut result = InspectVec::new(indent);
result.push_str(&self.name);
result.push_maybe_node(&self.value);
result.strings()
}
fn str_type(&self) -> &'static str {
"ivasgn"
}
fn print_with_locs(&self) {
println!("{}", self.inspect(0));
self.expression_l.print("expression");
if let Some(range) = &self.operator_l {
range.print("operator");
}
self.name_l.print("name");
if let Some(node) = &self.value {
node.inner_ref().print_with_locs();
}
}
}