enhanced select2 text-sm support with form-control-sm

build/scss/plugins/_select2.scss

@@ -213,8 +213,15 @@
   }
 }
 
-// text-sm override
-.text-sm {
+// text-sm / form-control-sm override
+select.form-control-sm ~ {
+  .select2-container--default {
+    font-size: $font-size-sm;
+  }
+}
+
+.text-sm,
+select.form-control-sm ~ {
   .select2-container--default {
     .select2-selection--single {
       height: $input-height-sm;

dist/css/adminlte.css

@@ -20547,32 +20547,43 @@ html.maximized-card {
   box-shadow: none;
 }
 
-.text-sm .select2-container--default .select2-selection--single {
+select.form-control-sm ~ .select2-container--default {
+  font-size: 0.875rem;
+}
+
+.text-sm .select2-container--default .select2-selection--single,
+select.form-control-sm ~ .select2-container--default .select2-selection--single {
   height: calc(1.8125rem + 2px);
 }
 
-.text-sm .select2-container--default .select2-selection--single .select2-selection__rendered {
+.text-sm .select2-container--default .select2-selection--single .select2-selection__rendered,
+select.form-control-sm ~ .select2-container--default .select2-selection--single .select2-selection__rendered {
   margin-top: -.4rem;
 }
 
-.text-sm .select2-container--default .select2-selection--single .select2-selection__arrow {
+.text-sm .select2-container--default .select2-selection--single .select2-selection__arrow,
+select.form-control-sm ~ .select2-container--default .select2-selection--single .select2-selection__arrow {
   top: -.12rem;
 }
 
-.text-sm .select2-container--default .select2-selection--multiple {
+.text-sm .select2-container--default .select2-selection--multiple,
+select.form-control-sm ~ .select2-container--default .select2-selection--multiple {
   min-height: calc(1.8125rem + 2px);
 }
 
-.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered {
+.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered,
+select.form-control-sm ~ .select2-container--default .select2-selection--multiple .select2-selection__rendered {
   padding: 0 0.25rem 0.25rem;
   margin-top: -0.1rem;
 }
 
-.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered li:first-child.select2-search.select2-search--inline {
+.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered li:first-child.select2-search.select2-search--inline,
+select.form-control-sm ~ .select2-container--default .select2-selection--multiple .select2-selection__rendered li:first-child.select2-search.select2-search--inline {
   margin-left: 0.25rem;
 }
 
-.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered .select2-search.select2-search--inline .select2-search__field {
+.text-sm .select2-container--default .select2-selection--multiple .select2-selection__rendered .select2-search.select2-search--inline .select2-search__field,
+select.form-control-sm ~ .select2-container--default .select2-selection--multiple .select2-selection__rendered .select2-search.select2-search--inline .select2-search__field {
   margin-top: 6px;
 }