// SC2222: This is a lexical error in case statement syntax (placeholder - requires parser)
#[allow(unused_imports)]
use crate::linter::LintResult;

pub fn check(_source: &str) -> LintResult {
    // Placeholder: Complex rule requiring detailed case syntax validation
    // Would need shell parser to detect lexical errors in case statements
    // Implementation deferred pending full AST-based parser
    LintResult::new()
}

#[cfg(test)]
mod tests {
    use super::*;
    #[test]
    fn test_sc2222_placeholder() {
        let code = "case $x in a) echo 1;; esac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_valid_case_placeholder() {
        let code = "case $val in\n  1) echo one;;\nesac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_comment_placeholder() {
        let code = "# case";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0);
    }
    #[test]
    fn test_sc2222_no_code_placeholder() {
        let code = "";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0);
    }
    #[test]
    fn test_sc2222_simple_placeholder() {
        let code = "echo test";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0);
    }
    #[test]
    fn test_sc2222_multipattern_placeholder() {
        let code = "case $x in a|b|c) echo abc;; esac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_wildcard_placeholder() {
        let code = "case $x in *) echo default;; esac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_nested_placeholder() {
        let code = "case $x in a) case $y in b) echo nested;; esac;; esac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_multiple_commands_placeholder() {
        let code = "case $x in a) cmd1; cmd2; cmd3;; esac";
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
    #[test]
    fn test_sc2222_quoted_pattern_placeholder() {
        let code = r#"case $x in "pattern") echo match;; esac"#;
        let result = check(code);
        assert_eq!(result.diagnostics.len(), 0); // Placeholder
    }
}
