Function token_boundary_ok

crates/openshell-core/src/secrets.rs:515–524

(text: &str, abs_start: usize, token_end: usize, token: &str)

}

fn token_boundary_ok(text: &str, abs_start: usize, token_end: usize, token: &str) -> bool {
    if token.starts_with(PLACEHOLDER_PREFIX) {
        return token_end == text.len()
            || !is_env_key_char(text.as_bytes()[token_end])
            || text[token_end..].starts_with(PLACEHOLDER_PREFIX);
    }
    let before_ok = abs_start == 0 || !is_alias_token_char(text.as_bytes()[abs_start - 1]);
    let after_ok = token_end == text.len() || !is_alias_token_char(text.as_bytes()[token_end]);
    before_ok && after_ok
}

pub fn placeholder_for_env_key(key: &str) -> String {
    format!("{PLACEHOLDER_PREFIX}{key}")