nu-lint 1.2.0

Linter for Nu shell scripts that helpfully suggests improvements
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

use super::RULE;

#[test]
fn detect_main_with_pipeline_input_type_missing_stdin() {
    let source = r"#!/usr/bin/env nu

def main []: string -> string {
    $in | str upcase
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_uses_in_variable_missing_stdin() {
    let source = r"#!/usr/bin/env nu

def main [] {
    let data = $in
    print $data
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_list_input_type_missing_stdin() {
    let source = r#"#!/usr/bin/env nu

def main []: list<string> -> string {
    $in | str join ", "
}
"#;
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_any_input_type_missing_stdin() {
    let source = r"#!/usr/bin/env nu

def main []: any -> any {
    $in
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_table_input_missing_stdin() {
    let source = r"#!/usr/bin/env nu

def main []: table -> int {
    $in | length
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_bare_each() {
    let source = r"#!/usr/bin/env nu

def main [] {
    each { |x| $x * 2 }
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_bare_where() {
    let source = r"#!/usr/bin/env nu

def main [] {
    where { |x| $x > 2 }
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_bare_reduce() {
    let source = r"#!/usr/bin/env nu

def main [] {
    reduce { |it, acc| $it + $acc }
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_bare_items() {
    let source = r"#!/usr/bin/env nu

def main [] {
    items { |k, v| {key: $k, value: $v} }
}
";
    RULE.assert_count(source, 1);
}

#[test]
fn detect_main_with_bare_select() {
    let source = r"#!/usr/bin/env nu

def main [] {
    select name age
}
";
    RULE.assert_count(source, 1);
}