1 files changed, 2 insertions, 2 deletions
diff --git a/node_modules/@babel/traverse/lib/path/inference/inferer-reference.js b/node_modules/@babel/traverse/lib/path/inference/inferer-reference.js
index 6ba05948..b262faf0 100644
--- a/node_modules/@babel/traverse/lib/path/inference/inferer-reference.js
+++ b/node_modules/@babel/traverse/lib/path/inference/inferer-reference.js
@@ -35,7 +35,7 @@ function getTypeAnnotationBindingConstantViolations(binding, path, name) {
   const testType = getConditionalAnnotation(binding, path, name);
   if (testType) {
     const testConstantViolations = getConstantViolationsBefore(binding, testType.ifStatement);
-    constantViolations = constantViolations.filter(path => testConstantViolations.indexOf(path) < 0);
+    constantViolations = constantViolations.filter(path => !testConstantViolations.includes(path));
     types.push(testType.typeAnnotation);
   }
   if (constantViolations.length) {
@@ -77,7 +77,7 @@ function inferAnnotationFromBinaryExpression(name, path) {
     if (operator === "===") {
       return target.getTypeAnnotation();
     }
-    if (BOOLEAN_NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
+    if (BOOLEAN_NUMBER_BINARY_OPERATORS.includes(operator)) {
       return numberTypeAnnotation();
     }
     return;