small changes

examples/snippet.rs

@@ -64,10 +64,9 @@ fn main() -> tantivy::Result<()> {
 
     for doc_address in doc_addresses {
         let retrieved_doc = searcher.doc(&doc_address)?;
-        generate_snippet(&retrieved_doc, query
+     //   generate_snippet(&retrieved_doc, query
     }
 
-
     Ok(())
 }
 

src/query/automaton_weight.rs

@@ -41,7 +41,6 @@ impl<A> Weight for AutomatonWeight<A>
 where
     A: Automaton,
 {
-
     fn matching_terms(&self,
                       reader: &SegmentReader,
                       matching_terms: &mut MatchingTerms) -> Result<()> {

src/query/boolean_query/boolean_weight.rs

@@ -13,6 +13,7 @@ use query::Weight;
 use std::borrow::Borrow;
 use std::collections::HashMap;
 use Result;
+use query::MatchingTerms;
 
 fn scorer_union<TScoreCombiner>(scorers: Vec<Box<Scorer>>) -> Box<Scorer>
 where
@@ -107,6 +108,14 @@ impl BooleanWeight {
 }
 
 impl Weight for BooleanWeight {
+
+    fn matching_terms(&self, reader: &SegmentReader, matching_terms: &mut MatchingTerms) -> Result<()> {
+        for (_, weight) in &self.weights {
+            weight.matching_terms(reader, matching_terms)?;
+        }
+        Ok(())
+    }
+
     fn scorer(&self, reader: &SegmentReader) -> Result<Box<Scorer>> {
         if self.weights.is_empty() {
             Ok(Box::new(EmptyScorer))

src/query/phrase_query/phrase_weight.rs

@@ -7,6 +7,7 @@ use query::Weight;
 use schema::IndexRecordOption;
 use schema::Term;
 use Result;
+use query::MatchingTerms;
 
 pub struct PhraseWeight {
     phrase_terms: Vec<(usize, Term)>,
@@ -30,6 +31,11 @@ impl PhraseWeight {
 }
 
 impl Weight for PhraseWeight {
+
+    fn matching_terms(&self, reader: &SegmentReader, matching_terms: &mut MatchingTerms) -> Result<()> {
+        unimplemented!();
+    }
+
     fn scorer(&self, reader: &SegmentReader) -> Result<Box<Scorer>> {
         let similarity_weight = self.similarity_weight.clone();
         let field = self.phrase_terms[0].1.field();

src/query/range_query.rs

@@ -11,6 +11,7 @@ use std::collections::Bound;
 use std::ops::Range;
 use termdict::{TermDictionary, TermStreamer};
 use Result;
+use query::MatchingTerms;
 
 fn map_bound<TFrom, TTo, Transform: Fn(&TFrom) -> TTo>(
     bound: &Bound<TFrom>,
@@ -274,6 +275,11 @@ impl RangeWeight {
 }
 
 impl Weight for RangeWeight {
+
+    fn matching_terms(&self, reader: &SegmentReader, matching_terms: &mut MatchingTerms) -> Result<()> {
+        unimplemented!();
+    }
+
     fn scorer(&self, reader: &SegmentReader) -> Result<Box<Scorer>> {
         let max_doc = reader.max_doc();
         let mut doc_bitset = BitSet::with_max_value(max_doc);

src/snippet/mod.rs

@@ -200,6 +200,7 @@ fn matching_terms(query: &Query, searcher: &Searcher, doc_addresses: &[DocAddres
         let segment_reader = searcher.segment_reader(segment_ord);
         weight.matching_terms(segment_reader, &mut matching_terms)?;
     }
+    let terms = HashSet<(DocId, Vec<Term>)>;
     Ok(())
 }
 
@@ -209,7 +210,7 @@ pub fn generate_snippet<'a>(
     query: &Query,
     terms: Vec<Term>,
     max_num_chars: usize) -> Snippet {
-    unimplemented!();
+    search_fragments(boxed_tokenizer, &text, terms, 3);
 }
 
 #[cfg(test)]