44 lines
1.1 KiB
Rust
44 lines
1.1 KiB
Rust
#[cfg(feature = "serde")]
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use serde::{Deserialize, Serialize};
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/// A token is a string that has been normalised in some way.
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/// The normalised form is used for comparison, while the original form is used
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/// for applying Operations.
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#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
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#[derive(Debug, Clone)]
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pub struct Token<T>
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where
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T: PartialEq + Clone + std::fmt::Debug,
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{
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normalised: T,
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original: String,
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}
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impl From<&str> for Token<String> {
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fn from(s: &str) -> Self { Token::new(s.trim().to_owned(), s.to_owned()) }
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}
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impl<T> Token<T>
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where
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T: PartialEq + Clone + std::fmt::Debug,
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{
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pub fn new(normalised: T, original: String) -> Self {
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Token {
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normalised,
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original,
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}
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}
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pub fn original(&self) -> &str { &self.original }
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pub fn normalised(&self) -> &T { &self.normalised }
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pub fn get_original_length(&self) -> usize { self.original.chars().count() }
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}
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impl<T> PartialEq for Token<T>
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where
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T: PartialEq + Clone + std::fmt::Debug,
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{
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fn eq(&self, other: &Self) -> bool { self.normalised == other.normalised }
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}
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