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Use chars for highlight instead of graphemes

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Tokenizer v0.2.7 uses chars instead of graphemes for matching bytes.
`unicode-segmentation` dependency isn't needed anymore.

Also, oxidised the highlight code :)

Co-authored-by: many <maxime@meilisearch.com>
This commit is contained in:
Samyak S Sarnayak 2022-01-17 13:10:44 +05:30
parent 2d7607734e
commit c0313f3026
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GPG Key ID: 365873F2F0C6153B
2 changed files with 12 additions and 16 deletions
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1
http-ui/Cargo.toml
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@ -17,7 +17,6 @@ once_cell = "1.5.2"
rayon = "1.5.0"
structopt = { version = "0.3.21", default-features = false, features = ["wrap_help"] }
tempfile = "3.2.0"
unicode-segmentation = "1.6.0"
# http server
askama = "0.10.5"

27
http-ui/src/main.rs
View File

@ -34,7 +34,6 @@ use structopt::StructOpt;
use tokio::fs::File as TFile;
use tokio::io::AsyncWriteExt;
use tokio::sync::broadcast;
use unicode_segmentation::UnicodeSegmentation;
use warp::filters::ws::Message;
use warp::http::Response;
use warp::Filter;
@ -161,21 +160,19 @@ impl<'a, A: AsRef<[u8]>> Highlighter<'a, A> {
let analyzed = self.analyzer.analyze(&old_string);
for (word, token) in analyzed.reconstruct() {
if token.is_word() {
let chars_to_highlight = matching_words.matching_bytes(&token).unwrap_or(0);
if chars_to_highlight > 0 {
let graphemes = word.graphemes(true);
let chars = graphemes.clone().into_iter();
match matching_words.matching_bytes(&token) {
Some(chars_to_highlight) => {
let mut chars = word.chars();
string.push_str("<mark>");
string.push_str(
chars.take(chars_to_highlight).collect::<String>().as_str(),
);
string.push_str("</mark>");
let chars = graphemes.into_iter().skip(chars_to_highlight);
string.push_str(chars.collect::<String>().as_str());
} else {
string.push_str(word);
string.push_str("<mark>");
// push the part to highlight
string.extend(chars.by_ref().take(chars_to_highlight));
string.push_str("</mark>");
// push the suffix after highlight
string.extend(chars);
}
// no highlight
None => string.push_str(word),
}
} else {
string.push_str(word);