traversal

Function traversal 

Source
pub fn traversal() -> RemoteTraversalSource
Examples found in repository?
examples/traversal.rs (line 6)
3fn main() -> Result<(), Box<dyn std::error::Error>> {
4    let client = GremlinClient::connect("localhost")?;
5
6    let g = traversal().with_remote(client);
7
8    let vertices = g
9        .v(())
10        .has_label("person")
11        .has(("name", "marko"))
12        .to_list()?;
13
14    println!("{:?}", vertices);
15
16    let friends = g
17        .v(())
18        .has_label("person")
19        .has(("name", "marko"))
20        .out("knows")
21        .to_list()?;
22
23    println!("{:?}", friends);
24
25    Ok(())
26}
More examples
Hide additional examples
examples/traversal_complex.rs (line 10)
7fn main() -> Result<(), Box<dyn std::error::Error>> {
8    let client = GremlinClient::connect("localhost")?;
9
10    let g = traversal().with_remote(client);
11
12    create_graph(&g)?;
13
14    let result = g
15        .v(())
16        .has_label("complex_vertex")
17        .has(("name", "test1"))
18        .out("complex_label")
19        .out("complex_label")
20        .value_map(())
21        .next()?
22        .expect("no vertices found");
23
24    println!(
25        "Found vertex with name {:?}",
26        result["name"].get::<List>().unwrap()[0]
27    );
28
29    let results = g
30        .v(())
31        .has_label("complex_vertex")
32        .has(("number", P::gt(3)))
33        .to_list()?;
34
35    println!(
36        "Found {} vertices with number greater than 3",
37        results.len()
38    );
39
40    let results = g
41        .v(())
42        .has_label("complex_vertex")
43        .has(("number", P::within((3, 6))))
44        .to_list()?;
45
46    println!("Found {} vertices with number 3 or 6", results.len());
47
48    let results = g
49        .v(())
50        .has_label("complex_vertex")
51        .where_(__.out("complex_label").count().is(P::gte(1)))
52        .to_list()?;
53
54    println!(
55        "Found {} vertices with 1 or more connected edges with label complex_label",
56        results.len()
57    );
58
59    Ok(())
60}