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ls: only quote ~ and # when they appear at the start of the name

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For example, we quote '~a' and '~' but not a~
This commit is contained in:
Terts Diepraam 2021-08-27 10:57:41 +02:00
parent 114c9a409c
commit d5dd4f6cff
1 changed files with 32 additions and 1 deletions
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33
src/uu/ls/src/quoting_style.rs
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@ -1,6 +1,9 @@
use std::char::from_digit;
const SPECIAL_SHELL_CHARS: &str = "~`#$&*()|[]{};\\'\"<>?! ";
// These are characters with special meaning in the shell (e.g. bash).
// The first const contains characters that only have a special meaning when they appear at the beginning of a name.
const SPECIAL_SHELL_CHARS_START: &[char] = &['~', '#'];
const SPECIAL_SHELL_CHARS: &str = "`$&*()|[]{};\\'\"<>?! ";
pub(super) enum QuotingStyle {
Shell {
@ -198,6 +201,8 @@ fn shell_without_escape(name: &str, quotes: Quotes, show_control_chars: bool) ->
}
}
}
must_quote = must_quote || name.starts_with(SPECIAL_SHELL_CHARS_START);
(escaped_str, must_quote)
}
@ -246,6 +251,7 @@ fn shell_with_escape(name: &str, quotes: Quotes) -> (String, bool) {
}
}
}
must_quote = must_quote || name.starts_with(SPECIAL_SHELL_CHARS_START);
(escaped_str, must_quote)
}
@ -659,4 +665,29 @@ mod tests {
],
);
}
#[test]
fn test_tilde_and_hash() {
check_names("~", vec![("'~'", "shell"), ("'~'", "shell-escape")]);
check_names(
"~name",
vec![("'~name'", "shell"), ("'~name'", "shell-escape")],
);
check_names(
"some~name",
vec![("some~name", "shell"), ("some~name", "shell-escape")],
);
check_names("name~", vec![("name~", "shell"), ("name~", "shell-escape")]);
check_names("#", vec![("'#'", "shell"), ("'#'", "shell-escape")]);
check_names(
"#name",
vec![("'#name'", "shell"), ("'#name'", "shell-escape")],
);
check_names(
"some#name",
vec![("some#name", "shell"), ("some#name", "shell-escape")],
);
check_names("name#", vec![("name#", "shell"), ("name#", "shell-escape")]);
}
}