Use complete range for remaining start locations

Author: dhruvmanila

crates/ruff_python_index/src/fstring_ranges.rs

@@ -91,7 +91,10 @@ impl FStringRangesBuilder {
         }
     }
 
-    pub(crate) fn finish(self) -> FStringRanges {
+    pub(crate) fn finish(mut self, end_location: TextSize) -> FStringRanges {
+        while let Some(start) = self.start_locations.pop() {
+            self.raw.insert(start, TextRange::new(start, end_location));
+        }
         FStringRanges { raw: self.raw }
     }
 }

crates/ruff_python_index/src/indexer.rs

@@ -72,7 +72,7 @@ impl Indexer {
         Self {
             comment_ranges: comment_ranges_builder.finish(),
             continuation_lines,
-            fstring_ranges: fstring_ranges_builder.finish(),
+            fstring_ranges: fstring_ranges_builder.finish(locator.text_len()),
         }
     }