Add JavaScript bindings and WASM support

Co-authored-by: Matija Kecman <matijak@google.com>
Co-authored-by: Sebastian Noreña Rendón <sebas.norena@creativa77.com.ar>
Co-authored-by: Kyle Bayes <kylebayes@google.com>
PiperOrigin-RevId: 826479070
Change-Id: I25acf36e6c20b091d8492e10798d028ae66f6733

wasm/codegen/generators/constants.py

@@ -0,0 +1,34 @@
+# Copyright 2025 DeepMind Technologies Limited
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Generator for the constants."""
+
+from wasm.codegen.helpers import common
+
+
+# TODO(manevi): Delete this file and use the genrule to handle the file copying
+class Generator:
+  """Generator for the constants."""
+
+  def run(self):
+    """Runs the generator."""
+    template_cc_file, output_cc_file = common.get_file_path(
+        "templates", "generated", "constants.cc"
+    )
+
+    with open(template_cc_file, "r") as f_template:
+      template_content = f_template.read()
+
+    with open(output_cc_file, "w") as f_output:
+      f_output.write(template_content)