diff --git a/lib/src/extent_list.dart b/lib/src/extent_list.dart
index 59347f4..3737098 100644
--- a/lib/src/extent_list.dart
+++ b/lib/src/extent_list.dart
@@ -7,12 +7,16 @@ class ResizableFloat64List {
   static const _minCapacity = 16;
 
   @pragma("vm:prefer-inline")
+  @pragma("wasm:prefer-inline")
+  @pragma("dart2js:prefer-inline")
   double operator [](int index) {
     assert(index >= 0 && index < _length);
     return _list[index];
   }
 
   @pragma("vm:prefer-inline")
+  @pragma("wasm:prefer-inline")
+  @pragma("dart2js:prefer-inline")
   void operator []=(int index, double value) {
     assert(index >= 0 && index < _length);
     _list[index] = value;
@@ -172,6 +176,8 @@ class ExtentList {
   int get length => _extents.length;
 
   @pragma("vm:prefer-inline")
+  @pragma("wasm:prefer-inline")
+  @pragma("dart2js:prefer-inline")
   double operator [](int index) {
     assert(_extents.length == _dirty.length);
     assert(index >= 0 && index < _extents.length);
@@ -179,6 +185,8 @@ class ExtentList {
   }
 
   @pragma("vm:prefer-inline")
+  @pragma("wasm:prefer-inline")
+  @pragma("dart2js:prefer-inline")
   bool isDirty(int index) {
     assert(_extents.length == _dirty.length);
     assert(index >= 0 && index < _extents.length);
diff --git a/lib/src/extent_manager.dart b/lib/src/extent_manager.dart
index 428fb33..5072a02 100644
--- a/lib/src/extent_manager.dart
+++ b/lib/src/extent_manager.dart
@@ -51,6 +51,8 @@ class ExtentManager with ChangeNotifier {
   int? get cleanRangeEnd => _extentList.cleanRangeEnd;
 
   @pragma("vm:prefer-inline")
+  @pragma("wasm:prefer-inline")
+  @pragma("dart2js:prefer-inline")
   double getExtent(int index) => _extentList[index];
 
   void resize(