syncable_cli/analyzer/hadolint/rules/
dl4000.rs

1//! DL4000: MAINTAINER is deprecated
2//!
3//! The MAINTAINER instruction is deprecated. Use LABEL instead.
4
5use crate::analyzer::hadolint::parser::instruction::Instruction;
6use crate::analyzer::hadolint::rules::{SimpleRule, simple_rule};
7use crate::analyzer::hadolint::shell::ParsedShell;
8use crate::analyzer::hadolint::types::Severity;
9
10pub fn rule() -> SimpleRule<impl Fn(&Instruction, Option<&ParsedShell>) -> bool + Send + Sync> {
11    simple_rule(
12        "DL4000",
13        Severity::Error,
14        "MAINTAINER is deprecated",
15        |instr, _shell| !matches!(instr, Instruction::Maintainer(_)),
16    )
17}
18
19#[cfg(test)]
20mod tests {
21    use super::*;
22    use crate::analyzer::hadolint::rules::{Rule, RuleState};
23
24    #[test]
25    fn test_no_maintainer() {
26        let rule = rule();
27        let mut state = RuleState::new();
28
29        let instr = Instruction::User("node".to_string());
30        rule.check(&mut state, 1, &instr, None);
31        assert!(state.failures.is_empty());
32    }
33
34    #[test]
35    fn test_with_maintainer() {
36        let rule = rule();
37        let mut state = RuleState::new();
38
39        let instr = Instruction::Maintainer("John Doe <john@example.com>".to_string());
40        rule.check(&mut state, 1, &instr, None);
41        assert_eq!(state.failures.len(), 1);
42        assert_eq!(state.failures[0].code.as_str(), "DL4000");
43    }
44}