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feat(parse): Make digits in identifier optional

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Ed Page 2019-08-07 07:26:32 -05:00
parent 50c89ef761
commit e093135ac1
1 changed files with 17 additions and 4 deletions
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21
src/tokens.rs
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@ -9,6 +9,7 @@ pub enum Case {
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct ParserBuilder {
ignore_hex: bool,
include_digits: bool,
}
impl ParserBuilder {
@ -21,10 +22,19 @@ impl ParserBuilder {
self
}
pub fn include_digits(&mut self, yes: bool) -> &mut Self {
self.include_digits = yes;
self
}
pub fn build(&self) -> Parser {
let pattern = r#"\b(\p{Alphabetic}|\d|_|')+\b"#;
let words_str = regex::Regex::new(pattern).unwrap();
let words_bytes = regex::bytes::Regex::new(pattern).unwrap();
let mut pattern = r#"\b(\p{Alphabetic}|_|'"#.to_owned();
if self.include_digits {
pattern.push_str(r#"|\d"#);
}
pattern.push_str(r#")+\b"#);
let words_str = regex::Regex::new(&pattern).unwrap();
let words_bytes = regex::bytes::Regex::new(&pattern).unwrap();
Parser {
words_str,
words_bytes,
@ -35,7 +45,10 @@ impl ParserBuilder {
impl Default for ParserBuilder {
fn default() -> Self {
Self { ignore_hex: true }
Self {
ignore_hex: true,
include_digits: true,
}
}
}