nucleo-matcher 0.3.1

plug and play high performance fuzzy matcher
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114

use crate::pattern::{Atom, AtomKind, CaseMatching, Normalization};

#[test]
fn negative() {
    let pat = Atom::parse("!foo", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.negative);
    assert_eq!(pat.kind, AtomKind::Substring);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("!^foo", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.negative);
    assert_eq!(pat.kind, AtomKind::Prefix);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("!foo$", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.negative);
    assert_eq!(pat.kind, AtomKind::Postfix);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("!^foo$", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.negative);
    assert_eq!(pat.kind, AtomKind::Exact);
    assert_eq!(pat.needle.to_string(), "foo");
}

#[test]
fn pattern_kinds() {
    let pat = Atom::parse("foo", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.negative);
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("'foo", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.negative);
    assert_eq!(pat.kind, AtomKind::Substring);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("^foo", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.negative);
    assert_eq!(pat.kind, AtomKind::Prefix);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("foo$", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.negative);
    assert_eq!(pat.kind, AtomKind::Postfix);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("^foo$", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.negative);
    assert_eq!(pat.kind, AtomKind::Exact);
    assert_eq!(pat.needle.to_string(), "foo");
}

#[test]
fn case_matching() {
    let pat = Atom::parse("foo", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("Foo", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "Foo");
    let pat = Atom::parse("Foo", CaseMatching::Ignore, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "foo");
    let pat = Atom::parse("Foo", CaseMatching::Respect, Normalization::Smart);
    assert!(!pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "Foo");
    let pat = Atom::parse("Foo", CaseMatching::Respect, Normalization::Smart);
    assert!(!pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "Foo");
    let pat = Atom::parse("Äxx", CaseMatching::Ignore, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "äxx");
    let pat = Atom::parse("Äxx", CaseMatching::Respect, Normalization::Smart);
    assert!(!pat.ignore_case);
    let pat = Atom::parse("Axx", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "Axx");
    let pat = Atom::parse("你xx", CaseMatching::Smart, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "你xx");
    let pat = Atom::parse("你xx", CaseMatching::Ignore, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "你xx");
    let pat = Atom::parse("Ⲽxx", CaseMatching::Smart, Normalization::Smart);
    assert!(!pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "Ⲽxx");
    let pat = Atom::parse("Ⲽxx", CaseMatching::Ignore, Normalization::Smart);
    assert!(pat.ignore_case);
    assert_eq!(pat.needle.to_string(), "ⲽxx");
}

#[test]
fn escape() {
    let pat = Atom::parse("foo\\ bar", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "foo bar");
    let pat = Atom::parse("\\!foo", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "!foo");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("\\'foo", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "'foo");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("\\^foo", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "^foo");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("foo\\$", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "foo$");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("^foo\\$", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "foo$");
    assert_eq!(pat.kind, AtomKind::Prefix);
    let pat = Atom::parse("\\^foo\\$", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "^foo$");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("\\!^foo\\$", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "!^foo$");
    assert_eq!(pat.kind, AtomKind::Fuzzy);
    let pat = Atom::parse("!\\^foo\\$", CaseMatching::Smart, Normalization::Smart);
    assert_eq!(pat.needle.to_string(), "^foo$");
    assert_eq!(pat.kind, AtomKind::Substring);
}