19 lines
405 B
Rust
19 lines
405 B
Rust
pub struct CharFilter {
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pub allowed: Vec<char>,
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}
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impl CharFilter {
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pub fn new(allowed: Vec<char>) -> Self {
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Self { allowed }
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}
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pub fn is_allowed(&self, ch: char) -> bool {
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self.allowed.contains(&ch) || ch == ' '
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}
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#[allow(dead_code)]
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pub fn filter_text(&self, text: &str) -> String {
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text.chars().filter(|&ch| self.is_allowed(ch)).collect()
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}
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}
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