lib-ruby-parser 0.7.0

Ruby parser
Documentation 
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use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents `alias to from` statement.
#[derive(Debug, Clone, PartialEq)]
pub struct Alias {
    /// Target of the `alias`.
    ///
    /// `Sym("foo")` node for `alias :foo :bar`
    pub to: Node,
    /// Source of the `alias`.
    ///
    /// `Sym("bar")` node for `alias :foo :bar`
    pub from: Node,
    /// Location of the `alias` keyword
    ///
    /// ```text
    /// alias foo bar
    /// ~~~~~
    /// ```
    pub keyword_l: Range,
    /// Location of the full expression
    ///
    /// ```text
    /// alias foo bar
    /// ~~~~~~~~~~~~~
    /// ```
    pub expression_l: Range,
}


impl InnerNode for Alias {
    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.to);
        result.push_node(&self.from);
        result.strings()
    }

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

    fn print_with_locs(&self) {
        println!("{}", self.inspect(0));
        self.expression_l.print("expression");
        self.keyword_l.print("keyword");
        self.from.inner_ref().print_with_locs();
        self.to.inner_ref().print_with_locs();
    }
}