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use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents a block that takes numbered parameters (i.e. `proc { _1 }`)
#[derive(Debug, Clone, PartialEq)]
pub struct Numblock {
    /// Method call that takes a block
    pub call: Node,
    /// Number of parameters that block takes
    pub numargs: u8,
    /// Block body
    pub body: Node,
    /// Location of the open brace
    ///
    /// ```text
    /// proc { _1 }
    ///      ~
    /// ```
    pub begin_l: Range,
    /// Location of the closing brace
    ///
    /// ```text
    /// proc { _1 }
    ///           ~
    /// ```
    pub end_l: Range,
    /// Location of the open brace
    ///
    /// ```text
    /// proc { _1 }
    /// ~~~~~~~~~~~
    /// ```
    pub expression_l: Range,
}


impl InnerNode for Numblock {
    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_u8(&self.numargs);
        result.push_node(&self.body);
        result.strings()
    }

    fn str_type(&self) -> &'static str {
        "numblock"
    }

    fn print_with_locs(&self) {
        println!("{}", self.inspect(0));
        self.expression_l.print("expression");
        self.end_l.print("end");
        self.begin_l.print("begin");
        self.body.inner_ref().print_with_locs();
        self.call.inner_ref().print_with_locs();
    }
}