8000 Implement pretty-print for augumented script set. · unicode-rs/unicode-security@8c35245 · GitHub
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Implement pretty-print for augumented script set.
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‎src/mixed_script.rs

Lines changed: 38 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,11 +1,12 @@
11
//! [Mixed-script detection](https://www.unicode.org/reports/tr39/#Mixed_Script_Detection)
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3+
use core::fmt::{self, Debug};
34
use unicode_script::{Script, ScriptExtension};
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/// An Augmented script set, as defined by UTS 39
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///
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/// https://www.unicode.org/reports/tr39/#def-augmented-script-set
8-
#[derive(Copy, Clone, PartialEq, Debug, Hash)]
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#[derive(Copy, Clone, PartialEq, Hash)]
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pub struct AugmentedScriptSet {
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/// The base ScriptExtension value
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pub base: ScriptExtension,
@@ -72,6 +73,42 @@ impl Default for AugmentedScriptSet {
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}
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}
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76+
impl Debug for AugmentedScriptSet {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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if self.is_empty() {
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write!(f, "AugmentedScriptSet{{∅}}")?;
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} else if self.is_all() {
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write!(f, "AugmentedScriptSet{{ALL}}")?;
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} else {
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write!(f, "AugmentedScriptSet{{")?;
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let mut first_entry = true;
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let hanb = if self.hanb { Some("Hanb") } else { None };
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let jpan = if self.jpan { Some("Jpan") } else { None };
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let kore = if self.kore { Some("Kore") } else { None };
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for writing_system in None.into_iter().chain(hanb).chain(jpan).chain(kore) {
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if !first_entry {
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write!(f, ", ")?;
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} else {
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first_entry = false;
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}
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write!(f, "{}", writing_system)?;
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}
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for script in self.base.iter() {
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if !first_entry {
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write!(f, ", ")?;
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} else {
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first_entry = false;
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}
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write!(f, "{}", script.short_name())?;
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}
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//for script in self.hanb
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write!(f, "}}")?;
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}
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//if self.base.is_common() || self.base.is_
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Ok(())
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}
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}
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impl AugmentedScriptSet {
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/// Intersect this set with another
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pub fn intersect_with(&mut self, other: Self) {

‎src/tests.rs

Lines changed: 37 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -77,3 +77,40 @@ fn test_potential_mixed_script_detection() {
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assert!(is_potential_mixed_script_confusable_char('A'));
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assert!(!is_potential_mixed_script_confusable_char('D'));
7979
}
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81+
#[test]
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fn test_augmented_script_set() {
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use crate::mixed_script::AugmentedScriptSet;
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let augmented_script_sets = vec![
85+
AugmentedScriptSet::default(),
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AugmentedScriptSet::from('0'),
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AugmentedScriptSet::from('a'),
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AugmentedScriptSet::from('μ'),
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AugmentedScriptSet::from('汉'),
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AugmentedScriptSet::from('ひ'),
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AugmentedScriptSet::from('カ'),
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AugmentedScriptSet::from('한'),
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AugmentedScriptSet::from("汉ひ"),
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AugmentedScriptSet::from("汉a"),
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AugmentedScriptSet::from("汉μ"),
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AugmentedScriptSet::from("〆切"),
97+
];
98+
let debug_output = vec![
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"AugmentedScriptSet{ALL}",
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"AugmentedScriptSet{ALL}",
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"AugmentedScriptSet{Latn}",
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"AugmentedScriptSet{Grek}",
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"AugmentedScriptSet{Hanb, Jpan, Kore, Hani}",
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"AugmentedScriptSet{Jpan, Hira}",
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"AugmentedScriptSet{Jpan, Kana}",
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"AugmentedScriptSet{Kore, Hang}",
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"AugmentedScriptSet{Jpan}",
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"AugmentedScriptSet{∅}",
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"AugmentedScriptSet{∅}",
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"AugmentedScriptSet{Hanb, Jpan, Kore, Hani}",
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];
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113+
for (ss, output) in augmented_script_sets.into_iter().zip(debug_output) {
114+
assert_eq!(format!("{:?}", ss), output);
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}
116+
}

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