serde_json_lodash/array/
pull_all.rs

1use crate::lib::{Value};
2
3/// See lodash [pullAll](https://lodash.com/docs/#pullAll)
4pub fn pull_all(mut array: Value, values: Value) -> Value {
5    let new_vec = match array {
6        Value::Null | Value::Bool(_) | Value::Number(_) | Value::String(_) | Value::Object(_) => {
7            return array
8        }
9        Value::Array(ref vec) => {
10            let values_vec = match values {
11                Value::Null
12                | Value::Bool(_)
13                | Value::Number(_)
14                | Value::String(_)
15                | Value::Object(_) => return array,
16                Value::Array(vec) => vec,
17            };
18            let mut new_vec = vec![];
19            'a: for item in vec.iter() {
20                for value in values_vec.iter() {
21                    if item == value {
22                        continue 'a;
23                    }
24                }
25                new_vec.push(item.clone())
26            }
27            new_vec
28        }
29    };
30    *array.as_array_mut().unwrap() = new_vec;
31    array
32}
33
34/// Based on [pull_all()]
35///
36/// Examples:
37///
38/// ```rust
39/// #[macro_use] extern crate serde_json_lodash;
40/// use serde_json::json;
41// => ['b', 'b']
42/// let mut array = json!(['a', 'b', 'c', 'a', 'b', 'c']);
43/// array = pull_all!(array, json!(['a', 'c']));
44/// assert_eq!(
45///   array,
46///   json!(['b', 'b'])
47/// );
48/// ```
49///
50/// More examples:
51///
52/// ```rust
53/// # #[macro_use] extern crate serde_json_lodash;
54/// # use serde_json::json;
55/// assert_eq!(pull_all!(), json!(null));
56/// assert_eq!(pull_all!(json!(null)), json!(null));
57/// assert_eq!(pull_all!(json!(false)), json!(false));
58/// assert_eq!(pull_all!(json!(0)), json!(0));
59/// assert_eq!(pull_all!(json!("")), json!(""));
60/// assert_eq!(pull_all!(json!([])), json!([]));
61/// assert_eq!(pull_all!(json!([[]]), json!([])), json!([[]]));
62/// assert_eq!(pull_all!(json!([{}]), json!({})), json!([{}]));
63/// assert_eq!(pull_all!(json!([null]), json!([null])), json!([]));
64/// assert_eq!(pull_all!(json!([null,0]), json!([null]), json!([0])), json!([0]));
65/// assert_eq!(pull_all!(json!({})), json!({}));
66/// ```
67#[macro_export]
68macro_rules! pull_all {
69    () => {
70        json!(null)
71    };
72    ($a:expr $(,)*) => {
73        $a
74    };
75    ($a:expr, $b:expr $(,)*) => {
76        $crate::pull_all($a, $b)
77    };
78    ($a:expr, $b:expr, $($rest:tt)*) => {
79        $crate::pull_all($a, $b)
80    };
81}
serde_json_lodash/array/pull_all.rs

serde_json_lodash/array/
pull_all.rs
