fuzzyMatch - dot is a separator char

src/vs/base/common/filters.ts

@@ -440,6 +440,13 @@ export function _matchRecursive(
 		return (pattern[patternPos] === word[wordPos] ? 17 : 11) + value;
 	}
 
+	if ((idx = word.indexOf(upPattern[patternPos], wordPos)) >= 0
+		&& ((value = _matchRecursive(pattern, lowPattern, upPattern, patternPos + 1, word, lowWord, idx + 1, matches)) >= 0)
+	) {
+		matches.unshift(idx);
+		return (pattern[patternPos] === word[idx] ? 17 : 11) + value;
+	}
+
 	if ((idx = lowWord.indexOf(`_${lowPatternChar}`, wordPos)) >= 0
 		&& ((value = _matchRecursive(pattern, lowPattern, upPattern, patternPos + 1, word, lowWord, idx + 2, matches)) >= 0)
 	) {
@@ -447,11 +454,11 @@ export function _matchRecursive(
 		return (pattern[patternPos] === word[idx + 1] ? 17 : 11) + value;
 	}
 
-	if ((idx = word.indexOf(upPattern[patternPos], wordPos)) >= 0
-		&& ((value = _matchRecursive(pattern, lowPattern, upPattern, patternPos + 1, word, lowWord, idx + 1, matches)) >= 0)
+	if ((idx = lowWord.indexOf(`.${lowPatternChar}`, wordPos)) >= 0
+		&& ((value = _matchRecursive(pattern, lowPattern, upPattern, patternPos + 1, word, lowWord, idx + 2, matches)) >= 0)
 	) {
-		matches.unshift(idx);
-		return (pattern[patternPos] === word[idx] ? 17 : 11) + value;
+		matches.unshift(idx + 1);
+		return 11 + value;
 	}
 
 	if (patternPos > 0

src/vs/base/test/common/filters.test.ts

@@ -235,6 +235,7 @@ suite('Filters', () => {
 		assertMatches('ccm', 'camelCasecm', '^camel^Casec^m', fuzzyMatchAndScore);
 		assertMatches('myvable', 'myvariable', '^m^y^v^aria^b^l^e', fuzzyMatchAndScore);
 		assertMatches('fdm', 'findModel', '^fin^d^Model', fuzzyMatchAndScore);
+		assertMatches('form', 'editor.formatOnSave', 'editor.^f^o^r^matOnSave', fuzzyMatchAndScore);
 	});
 
 	test('topScore', function () {