url_parse/core/
scheme.rs

1use crate::core::scheme_separator::SchemeSeparator;
2use crate::core::Parser;
3impl Parser {
4    /// Extract the query from the url.
5    ///
6    /// # Example
7    /// ```rust
8    /// use url_parse::core::Parser;
9    /// use url_parse::core::scheme_separator::SchemeSeparator;
10    /// let input = "https://www.example.co.uk:443/blog/article/search?docid=720&hl=en#dayone";
11    /// let scheme = Parser::new(None).scheme(input);
12    /// assert_eq!(scheme.unwrap(), ("https",  SchemeSeparator::ColonSlashSlash));
13    /// ```
14    ///
15    /// Schemas can also have a simple colon instead ot the "://" pattern.
16    /// # Example
17    /// ```rust
18    /// use url_parse::core::Parser;
19    /// use url_parse::core::scheme_separator::SchemeSeparator;
20    /// let input = "https:www.example.co.uk:443/blog/article/search?docid=720&hl=en#dayone";
21    /// let scheme = Parser::new(None).scheme(input);
22    /// assert_eq!(scheme.unwrap(), ("https",  SchemeSeparator::Colon));
23    /// ```
24    pub fn scheme<'a>(&self, input: &'a str) -> Option<(&'a str, SchemeSeparator)> {
25        let split: Vec<&str> = input.split("://").collect();
26
27        if split.len() == 2 {
28            return Some((split[0], SchemeSeparator::ColonSlashSlash));
29        };
30
31        let split: Vec<&str> = input.split(':').collect();
32        let scheme = self
33            .port_mappings
34            .keys()
35            .find(|&protocol| &split[0] == protocol)?;
36        Some((scheme, SchemeSeparator::Colon))
37    }
38}
39
40#[cfg(test)]
41mod tests {
42    use super::*;
43
44    #[test]
45    fn test_parse_scheme_works_when_simple_address() {
46        use crate::core::defaults::*;
47        for (protocol, _) in default_port_mappings().iter() {
48            let address = &format!("{}{}", protocol, "foo.bar");
49            let url = Parser::new(None).parse(address);
50            assert!(url.is_ok());
51        }
52    }
53
54    #[test]
55    fn test_scheme_works_when_typical() {
56        let input = "https://www.example.co.uk:443/blog/article/search?docid=720&hl=en#dayone";
57        let scheme = Parser::new(None).scheme(input);
58        assert_eq!(scheme.unwrap().0, "https");
59    }
60
61    #[test]
62    fn test_scheme_works_when_no_port() {
63        let input = "https://www.example.co.uk/blog/article/search?docid=720&hl=en#dayone";
64        let scheme = Parser::new(None).scheme(input);
65        assert_eq!(scheme.unwrap().0, "https");
66    }
67
68    #[test]
69    fn test_scheme_works_when_no_scheme() {
70        let input = "www.example.co.uk/blog/article/search?docid=720&hl=en#dayone";
71        let scheme = Parser::new(None).scheme(input);
72        assert!(scheme.is_none());
73    }
74
75    #[test]
76    fn test_scheme_works_when_no_double_slashes() {
77        let input = "https:www.example.co.uk/blog/article/search?docid=720&hl=en#dayone";
78        let scheme = Parser::new(None).scheme(input);
79        assert_eq!(scheme.unwrap().0, "https");
80    }
81}
url_parse/core/scheme.rs

url_parse/core/
scheme.rs
