valico/json_schema/keywords/
ref_.rs

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1use serde_json::{Value};
2use url::{Url};
3
4use super::super::schema;
5use super::super::validators;
6
7#[allow(missing_copy_implementations)]
8pub struct Ref;
9impl super::Keyword for Ref {
10    fn compile(&self, def: &Value, ctx: &schema::WalkContext) -> super::KeywordResult {
11        let ref_ = keyword_key_exists!(def, "$ref");
12
13        if ref_.is_string() {
14            let url = Url::options().base_url(Some(ctx.url)).parse(ref_.as_str().unwrap());
15            match url {
16                Ok(url) => {
17                    Ok(Some(Box::new(validators::Ref {
18                        url: url
19                    })))
20                },
21                Err(_) => {
22                    Err(schema::SchemaError::Malformed {
23                        path: ctx.fragment.join("/"),
24                        detail: "The value of $ref MUST be an URI-encoded JSON Pointer".to_string()
25                    })
26                }
27            }
28        } else {
29            Err(schema::SchemaError::Malformed {
30                path: ctx.fragment.join("/"),
31                detail: "The value of multipleOf MUST be a string".to_string()
32            })
33        }
34    }
35
36    fn is_exclusive(&self) -> bool {
37        true
38    }
39}
40
41#[cfg(test)] use super::super::scope;
42#[cfg(test)] use super::super::builder;
43#[cfg(test)] use serde_json::to_value;
44
45#[test]
46fn validate() {
47    let mut scope = scope::Scope::new();
48    let schema = scope.compile_and_return(builder::schema(|s| {
49        s.array();
50        s.max_items(2u64);
51        s.items_schema(|items| {
52            items.ref_("#");
53        })
54    }).into_json(), true).ok().unwrap();
55
56    let array: Vec<String> = vec![];
57    let array2: Vec<Vec<String>> = vec![vec![], vec![]];
58    let array3: Vec<Vec<String>> = vec![vec![], vec![], vec![]];
59
60    assert_eq!(schema.validate(&to_value(&array).unwrap()).is_valid(), true);
61    assert_eq!(schema.validate(&to_value(&array2).unwrap()).is_valid(), true);
62
63    assert_eq!(schema.validate(&to_value(&array3).unwrap()).is_valid(), false);
64    assert_eq!(schema.validate(&to_value(&vec![1,2]).unwrap()).is_valid(), false);
65}
valico/json_schema/keywords/ref_.rs

valico/json_schema/keywords/
ref_.rs
