lib-ruby-parser 0.7.0

Ruby parser
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63

use crate::nodes::InnerNode;
use crate::nodes::InspectVec;
use crate::source::Range;
use crate::Node;
/// Represents indexing operation (i.e. `foo[1,2,3]`)
#[derive(Debug, Clone, PartialEq)]
pub struct Index {
    /// Receiver of indexing
    pub recv: Node,
    /// A list of indexes
    pub indexes: Vec<Node>,
    /// Location of open bracket
    ///
    /// ```text
    /// foo[1, 2, 3]
    ///    ~
    /// ```
    pub begin_l: Range,
    /// Location of closing bracket
    ///
    /// ```text
    /// foo[1, 2, 3]
    ///            ~
    /// ```
    pub end_l: Range,
    /// Location of the full expression
    ///
    /// ```text
    /// foo[1, 2, 3]
    /// ~~~~~~~~~~~~
    /// ```
    pub expression_l: Range,
}


impl InnerNode for Index {
    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.recv);
        result.push_nodes(&self.indexes);
        result.strings()
    }

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

    fn print_with_locs(&self) {
        println!("{}", self.inspect(0));
        self.expression_l.print("expression");
        self.end_l.print("end");
        self.begin_l.print("begin");
        for node in self.indexes.iter() {
            node.inner_ref().print_with_locs();
        }
        self.recv.inner_ref().print_with_locs();
    }
}