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use base_db::semantics::Span;
use syntax::bibtex;
use crate::{
util::CompletionBuilder, CompletionItem, CompletionItemData, CompletionParams, EntryTypeData,
};
pub fn complete_entry_types<'a>(
params: &'a CompletionParams<'a>,
builder: &mut CompletionBuilder<'a>,
) -> Option<()> {
let cursor = find_entry_type(params)?;
for entry_type in base_db::data::BIBTEX_ENTRY_TYPES {
if let Some(score) = builder.matcher.score(entry_type.name, &cursor.text) {
let data = CompletionItemData::EntryType(EntryTypeData(*entry_type));
builder
.items
.push(CompletionItem::new_simple(score, cursor.range, data));
}
}
Some(())
}
fn find_entry_type(params: &CompletionParams) -> Option<Span> {
let data = params.feature.document.data.as_bib()?;
let token = data
.root_node()
.token_at_offset(params.offset)
.find(|token| token.kind() == bibtex::TYPE)?;
let range = token.text_range();
if range.start() == params.offset {
None
} else {
Some(Span::from(&token))
}
}
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