diffus/edit/
map.rs

1use crate::Diffable;
2
3#[cfg_attr(feature = "serialize-impl", derive(serde::Serialize))]
4#[derive(Debug, PartialEq)]
5pub enum Edit<'a, T: Diffable<'a> + ?Sized> {
6    Copy(&'a T),
7    Insert(&'a T),
8    Remove(&'a T),
9    Change(T::Diff),
10}
11
12impl<'a, T: Diffable<'a> + ?Sized> Edit<'a, T> {
13    //
14    // Checks if the edit is an insert.
15    //
16    // # Examples
17    //
18    // ```
19    // assert_eq!(Edit::Insert(&2).is_insert(), true);
20    // assert_eq!(Edit::Remove.is_insert(), false);
21    // ```
22    pub fn is_insert(&self) -> bool {
23        if let Self::Insert(_) = self {
24            true
25        } else {
26            false
27        }
28    }
29    pub fn is_remove(&self) -> bool {
30        if let Self::Remove(_) = self {
31            true
32        } else {
33            false
34        }
35    }
36    pub fn is_copy(&self) -> bool {
37        if let Self::Copy(_) = self {
38            true
39        } else {
40            false
41        }
42    }
43    pub fn is_change(&self) -> bool {
44        if let Self::Change(_) = self {
45            true
46        } else {
47            false
48        }
49    }
50    pub fn insert(&self) -> Option<&'a T> {
51        if let Self::Insert(value) = self {
52            Some(value)
53        } else {
54            None
55        }
56    }
57    pub fn remove(&self) -> Option<&'a T> {
58        if let Self::Remove(value) = self {
59            Some(value)
60        } else {
61            None
62        }
63    }
64    pub fn change(&self) -> Option<&T::Diff> {
65        if let Self::Change(value_diff) = self {
66            Some(value_diff)
67        } else {
68            None
69        }
70    }
71    pub fn copy(&self) -> Option<&'a T> {
72        if let Self::Copy(value) = self {
73            Some(value)
74        } else {
75            None
76        }
77    }
78}
diffus/edit/map.rs

diffus/edit/
map.rs
