Format mojom_js_generator.py

In preparation for upcoming changes, this applies the repo's python
auto-formatting to the entire mojom_js_generator.py file to avoid extra
noise alongside more meaningful changes.

Bug: 1004256
Change-Id: I227d689b4eff4ee2a5f51bba068490f282151cba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2450585
Commit-Queue: Oksana Zhuravlova <oksamyt@chromium.org>
Auto-Submit: Ken Rockot <rockot@google.com>
Reviewed-by: Oksana Zhuravlova <oksamyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813972}

mojo/public/tools/bindings/generators/mojom_js_generator.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
-
 """Generates JavaScript source files from a mojom.Module."""
 
 import mojom.generate.generator as generator
@@ -260,7 +259,8 @@ class JavaScriptStylizer(generator.Stylizer):
     return mojom_name
 
   def StylizeModule(self, mojom_namespace):
-    return '.'.join(generator.ToCamel(word, lower_initial=True)
+    return '.'.join(
+        generator.ToCamel(word, lower_initial=True)
         for word in mojom_namespace.split('.'))
 
 
@@ -300,7 +300,8 @@ class Generator(generator.Generator):
         "is_any_handle_or_interface_kind": mojom.IsAnyHandleOrInterfaceKind,
         "is_array_kind": mojom.IsArrayKind,
         "is_associated_interface_kind": mojom.IsAssociatedInterfaceKind,
-      "is_pending_associated_remote_kind": mojom.IsPendingAssociatedRemoteKind,
+        "is_pending_associated_remote_kind":
+        mojom.IsPendingAssociatedRemoteKind,
         "is_associated_interface_request_kind":
         mojom.IsAssociatedInterfaceRequestKind,
         "is_pending_associated_receiver_kind":
@@ -416,8 +417,7 @@ class Generator(generator.Generator):
       return kind.module.namespace + "." + kind.name + "Ptr"
     if mojom.IsPendingRemoteKind(kind):
       return kind.kind.module.namespace + "." + kind.kind.name + "Ptr"
-    if (mojom.IsStructKind(kind) or
-        mojom.IsEnumKind(kind)):
+    if (mojom.IsStructKind(kind) or mojom.IsEnumKind(kind)):
       return kind.module.namespace + "." + kind.name
     # TODO(calamity): Support unions properly.
     if mojom.IsUnionKind(kind):
@@ -425,17 +425,17 @@ class Generator(generator.Generator):
     if mojom.IsArrayKind(kind):
       return "Array<%s>" % self._ClosureType(kind.kind)
     if mojom.IsMapKind(kind):
-      return "Map<%s, %s>" % (
-          self._ClosureType(kind.key_kind), self._ClosureType(kind.value_kind))
+      return "Map<%s, %s>" % (self._ClosureType(
+          kind.key_kind), self._ClosureType(kind.value_kind))
     if mojom.IsInterfaceRequestKind(kind) or mojom.IsPendingReceiverKind(kind):
       return "mojo.InterfaceRequest"
     # TODO(calamity): Support associated interfaces properly.
-    if (mojom.IsAssociatedInterfaceKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind)):
+    if (mojom.IsAssociatedInterfaceKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)):
       return "mojo.AssociatedInterfacePtrInfo"
     # TODO(calamity): Support associated interface requests properly.
-    if (mojom.IsAssociatedInterfaceRequestKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+    if (mojom.IsAssociatedInterfaceRequestKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       return "mojo.AssociatedInterfaceRequest"
     # TODO(calamity): Support enums properly.
 
@@ -445,9 +445,9 @@ class Generator(generator.Generator):
     # Indicates whether a kind of suitable to stringify and use as an Object
     # property name. This is checked for map key types to allow most kinds of
     # mojom maps to be represented as either a Map or an Object.
-    return (mojom.IsIntegralKind(kind) or mojom.IsFloatKind(kind) or
-        mojom.IsDoubleKind(kind) or mojom.IsStringKind(kind) or
-        mojom.IsEnumKind(kind))
+    return (mojom.IsIntegralKind(kind) or mojom.IsFloatKind(kind)
+            or mojom.IsDoubleKind(kind) or mojom.IsStringKind(kind)
+            or mojom.IsEnumKind(kind))
 
   def _LiteClosureType(self, kind):
     if kind in mojom.PRIMITIVES:
@@ -455,18 +455,16 @@ class Generator(generator.Generator):
     if mojom.IsArrayKind(kind):
       return "Array<%s>" % self._LiteClosureTypeWithNullability(kind.kind)
     if mojom.IsMapKind(kind) and self._IsStringableKind(kind.key_kind):
-      return "Object<%s, %s>" % (
-          self._LiteClosureTypeWithNullability(kind.key_kind),
-          self._LiteClosureTypeWithNullability(kind.value_kind))
+      return "Object<%s, %s>" % (self._LiteClosureTypeWithNullability(
+          kind.key_kind), self._LiteClosureTypeWithNullability(kind.value_kind))
     if mojom.IsMapKind(kind):
-      return "Map<%s, %s>" % (
-          self._LiteClosureTypeWithNullability(kind.key_kind),
-          self._LiteClosureTypeWithNullability(kind.value_kind))
-
-    if (mojom.IsAssociatedKind(kind) or mojom.IsInterfaceRequestKind(kind) or
-        mojom.IsPendingRemoteKind(kind) or mojom.IsPendingReceiverKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+      return "Map<%s, %s>" % (self._LiteClosureTypeWithNullability(
+          kind.key_kind), self._LiteClosureTypeWithNullability(kind.value_kind))
+
+    if (mojom.IsAssociatedKind(kind) or mojom.IsInterfaceRequestKind(kind)
+        or mojom.IsPendingRemoteKind(kind) or mojom.IsPendingReceiverKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       named_kind = kind.kind
     else:
       named_kind = kind
@@ -484,20 +482,20 @@ class Generator(generator.Generator):
       name.append("" + named_kind.name)
       name = ".".join(name)
 
-    if (mojom.IsStructKind(kind) or mojom.IsUnionKind(kind) or
-        mojom.IsEnumKind(kind)):
+    if (mojom.IsStructKind(kind) or mojom.IsUnionKind(kind)
+        or mojom.IsEnumKind(kind)):
       return name
     if mojom.IsInterfaceKind(kind) or mojom.IsPendingRemoteKind(kind):
       return name + "Remote"
     if mojom.IsInterfaceRequestKind(kind) or mojom.IsPendingReceiverKind(kind):
       return name + "PendingReceiver"
     # TODO(calamity): Support associated interfaces properly.
-    if (mojom.IsAssociatedInterfaceKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind)):
+    if (mojom.IsAssociatedInterfaceKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)):
       return "Object"
     # TODO(calamity): Support associated interface requests properly.
-    if (mojom.IsAssociatedInterfaceRequestKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+    if (mojom.IsAssociatedInterfaceRequestKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       return "Object"
 
     raise Exception("No valid closure type: %s" % kind)
@@ -512,14 +510,13 @@ class Generator(generator.Generator):
     if mojom.IsStructKind(kind) or mojom.IsUnionKind(kind):
       return prefix + "Object"
     if mojom.IsArrayKind(kind):
-      return prefix + ("Array<%s>" %
-                       self._LiteClosureParamType(kind.kind))
+      return prefix + ("Array<%s>" % self._LiteClosureParamType(kind.kind))
     if mojom.IsMapKind(kind):
       return "%sMap<%s, %s>|%sObject<%s, %s>" % (
           prefix, self._LiteClosureParamType(kind.key_kind),
-          self._LiteClosureParamType(kind.value_kind),
-          prefix, self._LiteClosureParamType(kind.key_kind),
-          self._LiteClosureParamType(kind.value_kind))
+          self._LiteClosureParamType(
+              kind.value_kind), prefix, self._LiteClosureParamType(
+                  kind.key_kind), self._LiteClosureParamType(kind.value_kind))
 
     return prefix + self._LiteClosureType(kind)
 
@@ -555,19 +552,18 @@ class Generator(generator.Generator):
     if self._IsPrimitiveKind(kind):
       return _kind_to_lite_js_type[kind]
     if mojom.IsArrayKind(kind):
-      return "mojo.internal.Array(%s, %s)" % (
-          self._LiteJavaScriptType(kind.kind),
-          "true" if mojom.IsNullableKind(kind.kind) else "false")
+      return "mojo.internal.Array(%s, %s)" % (self._LiteJavaScriptType(
+          kind.kind), "true" if mojom.IsNullableKind(kind.kind) else "false")
     if mojom.IsMapKind(kind):
-      return "mojo.internal.Map(%s, %s, %s)" % (
-          self._LiteJavaScriptType(kind.key_kind),
-          self._LiteJavaScriptType(kind.value_kind),
-          "true" if mojom.IsNullableKind(kind.value_kind) else "false")
-
-    if (mojom.IsAssociatedKind(kind) or mojom.IsInterfaceRequestKind(kind) or
-        mojom.IsPendingRemoteKind(kind) or mojom.IsPendingReceiverKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+      return "mojo.internal.Map(%s, %s, %s)" % (self._LiteJavaScriptType(
+          kind.key_kind), self._LiteJavaScriptType(
+              kind.value_kind), "true" if mojom.IsNullableKind(kind.value_kind)
+                                                else "false")
+
+    if (mojom.IsAssociatedKind(kind) or mojom.IsInterfaceRequestKind(kind)
+        or mojom.IsPendingRemoteKind(kind) or mojom.IsPendingReceiverKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       named_kind = kind.kind
     else:
       named_kind = kind
@@ -583,19 +579,19 @@ class Generator(generator.Generator):
     name.append(named_kind.name)
     name = ".".join(name)
 
-    if (mojom.IsStructKind(kind) or mojom.IsUnionKind(kind) or
-        mojom.IsEnumKind(kind)):
+    if (mojom.IsStructKind(kind) or mojom.IsUnionKind(kind)
+        or mojom.IsEnumKind(kind)):
       return "%sSpec.$" % name
     if mojom.IsInterfaceKind(kind) or mojom.IsPendingRemoteKind(kind):
       return "mojo.internal.InterfaceProxy(%sRemote)" % name
     if mojom.IsInterfaceRequestKind(kind) or mojom.IsPendingReceiverKind(kind):
       return "mojo.internal.InterfaceRequest(%sPendingReceiver)" % name
-    if (mojom.IsAssociatedInterfaceKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind)):
+    if (mojom.IsAssociatedInterfaceKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)):
       # TODO(rockot): Implement associated interfaces.
       return "mojo.internal.AssociatedInterfaceProxy(%sRemote)" % (name)
-    if (mojom.IsAssociatedInterfaceRequestKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+    if (mojom.IsAssociatedInterfaceRequestKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       return "mojo.internal.AssociatedInterfaceRequest(%sPendingReceiver)" % (
           name)
 
@@ -630,14 +626,14 @@ class Generator(generator.Generator):
       return "new %sPtr()" % self._JavaScriptType(field.kind)
     if mojom.IsPendingRemoteKind(field.kind):
       return "new %sPtr()" % self._JavaScriptType(field.kind.kind)
-    if (mojom.IsInterfaceRequestKind(field.kind) or
-        mojom.IsPendingReceiverKind(field.kind)):
+    if (mojom.IsInterfaceRequestKind(field.kind)
+        or mojom.IsPendingReceiverKind(field.kind)):
       return "new bindings.InterfaceRequest()"
-    if (mojom.IsAssociatedInterfaceKind(field.kind) or
-        mojom.IsPendingAssociatedRemoteKind(field.kind)):
+    if (mojom.IsAssociatedInterfaceKind(field.kind)
+        or mojom.IsPendingAssociatedRemoteKind(field.kind)):
       return "new associatedBindings.AssociatedInterfacePtrInfo()"
-    if (mojom.IsAssociatedInterfaceRequestKind(field.kind) or
-        mojom.IsPendingAssociatedReceiverKind(field.kind)):
+    if (mojom.IsAssociatedInterfaceRequestKind(field.kind)
+        or mojom.IsPendingAssociatedReceiverKind(field.kind)):
       return "new associatedBindings.AssociatedInterfaceRequest()"
     if mojom.IsEnumKind(field.kind):
       return "0"
@@ -647,7 +643,7 @@ class Generator(generator.Generator):
     if field.default:
       if mojom.IsStructKind(field.kind):
         assert field.default == "default"
-        return "null";
+        return "null"
       return self._ExpressionToTextLite(field.default)
     if field.kind in mojom.PRIMITIVES:
       return _kind_to_javascript_default_value[field.kind]
@@ -665,8 +661,8 @@ class Generator(generator.Generator):
     if mojom.IsUnionKind(kind):
       return self._JavaScriptType(kind)
     if mojom.IsArrayKind(kind):
-      array_type = ("NullableArrayOf" if mojom.IsNullableKind(kind)
-                                      else "ArrayOf")
+      array_type = ("NullableArrayOf"
+                    if mojom.IsNullableKind(kind) else "ArrayOf")
       array_length = "" if kind.length is None else ", %d" % kind.length
       element_type = self._ElementCodecType(kind.kind)
       return "new codec.%s(%s%s)" % (array_type, element_type, array_length)
@@ -679,17 +675,18 @@ class Generator(generator.Generator):
           "NullableInterface" if mojom.IsNullableKind(kind) else "Interface",
           self._JavaScriptType(kind.kind))
     if mojom.IsInterfaceRequestKind(kind) or mojom.IsPendingReceiverKind(kind):
-      return "codec.%s" % (
-          "NullableInterfaceRequest" if mojom.IsNullableKind(kind)
-                                     else "InterfaceRequest")
-    if (mojom.IsAssociatedInterfaceKind(kind) or
-        mojom.IsPendingAssociatedRemoteKind(kind)):
+      return "codec.%s" % ("NullableInterfaceRequest" if
+                           mojom.IsNullableKind(kind) else "InterfaceRequest")
+    if (mojom.IsAssociatedInterfaceKind(kind)
+        or mojom.IsPendingAssociatedRemoteKind(kind)):
       return "codec.%s" % ("NullableAssociatedInterfacePtrInfo"
-          if mojom.IsNullableKind(kind) else "AssociatedInterfacePtrInfo")
-    if (mojom.IsAssociatedInterfaceRequestKind(kind) or
-        mojom.IsPendingAssociatedReceiverKind(kind)):
+                           if mojom.IsNullableKind(kind) else
+                           "AssociatedInterfacePtrInfo")
+    if (mojom.IsAssociatedInterfaceRequestKind(kind)
+        or mojom.IsPendingAssociatedReceiverKind(kind)):
       return "codec.%s" % ("NullableAssociatedInterfaceRequest"
-          if mojom.IsNullableKind(kind) else "AssociatedInterfaceRequest")
+                           if mojom.IsNullableKind(kind) else
+                           "AssociatedInterfaceRequest")
     if mojom.IsEnumKind(kind):
       return "new codec.Enum(%s)" % self._JavaScriptType(kind)
     if mojom.IsMapKind(kind):
@@ -700,19 +697,18 @@ class Generator(generator.Generator):
     raise Exception("No codec type for %s" % kind)
 
   def _ElementCodecType(self, kind):
-    return ("codec.PackedBool" if mojom.IsBoolKind(kind)
-                               else self._CodecType(kind))
+    return ("codec.PackedBool"
+            if mojom.IsBoolKind(kind) else self._CodecType(kind))
 
   def _JavaScriptDecodeSnippet(self, kind):
-    if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind) or
-        mojom.IsAnyInterfaceKind(kind)):
+    if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind)
+        or mojom.IsAnyInterfaceKind(kind)):
       return "decodeStruct(%s)" % self._CodecType(kind)
     if mojom.IsStructKind(kind):
       return "decodeStructPointer(%s)" % self._JavaScriptType(kind)
     if mojom.IsMapKind(kind):
-      return "decodeMapPointer(%s, %s)" % (
-          self._ElementCodecType(kind.key_kind),
-          self._ElementCodecType(kind.value_kind))
+      return "decodeMapPointer(%s, %s)" % (self._ElementCodecType(
+          kind.key_kind), self._ElementCodecType(kind.value_kind))
     if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
       return "decodeArrayPointer(codec.PackedBool)"
     if mojom.IsArrayKind(kind):
@@ -724,19 +720,18 @@ class Generator(generator.Generator):
     raise Exception("No decode snippet for %s" % kind)
 
   def _JavaScriptEncodeSnippet(self, kind):
-    if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind) or
-        mojom.IsAnyInterfaceKind(kind)):
+    if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind)
+        or mojom.IsAnyInterfaceKind(kind)):
       return "encodeStruct(%s, " % self._CodecType(kind)
     if mojom.IsUnionKind(kind):
       return "encodeStruct(%s, " % self._JavaScriptType(kind)
     if mojom.IsStructKind(kind):
       return "encodeStructPointer(%s, " % self._JavaScriptType(kind)
     if mojom.IsMapKind(kind):
-      return "encodeMapPointer(%s, %s, " % (
-          self._ElementCodecType(kind.key_kind),
-          self._ElementCodecType(kind.value_kind))
+      return "encodeMapPointer(%s, %s, " % (self._ElementCodecType(
+          kind.key_kind), self._ElementCodecType(kind.value_kind))
     if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
-      return "encodeArrayPointer(codec.PackedBool, ";
+      return "encodeArrayPointer(codec.PackedBool, "
     if mojom.IsArrayKind(kind):
       return "encodeArrayPointer(%s, " % self._CodecType(kind.kind)
     if mojom.IsEnumKind(kind):
@@ -760,8 +755,7 @@ class Generator(generator.Generator):
     nullable = self._JavaScriptNullableParam(field)
     element_kind = field.kind.kind
     element_size = pack.PackedField.GetSizeForKind(element_kind)
-    expected_dimension_sizes = GetArrayExpectedDimensionSizes(
-        field.kind)
+    expected_dimension_sizes = GetArrayExpectedDimensionSizes(field.kind)
     element_type = self._ElementCodecType(element_kind)
     return "%s, %s, %s, %s, 0" % \
         (element_size, element_type, nullable,
@@ -783,7 +777,7 @@ class Generator(generator.Generator):
   def _JavaScriptValidateMapParams(self, field):
     nullable = self._JavaScriptNullableParam(field)
     keys_type = self._ElementCodecType(field.kind.key_kind)
-    values_kind = field.kind.value_kind;
+    values_kind = field.kind.value_kind
     values_type = self._ElementCodecType(values_kind)
     values_nullable = "true" if mojom.IsNullableKind(values_kind) else "false"
     return "%s, %s, %s, %s" % \
@@ -811,12 +805,12 @@ class Generator(generator.Generator):
 
     if isinstance(token, mojom.BuiltinValue):
       if token.value == "double.INFINITY" or token.value == "float.INFINITY":
-        return "Infinity";
+        return "Infinity"
       if token.value == "double.NEGATIVE_INFINITY" or \
          token.value == "float.NEGATIVE_INFINITY":
-        return "-Infinity";
+        return "-Infinity"
       if token.value == "double.NAN" or token.value == "float.NAN":
-        return "NaN";
+        return "NaN"
 
     return token
 
@@ -848,8 +842,8 @@ class Generator(generator.Generator):
   def _GenerateHtmlImports(self):
     result = []
     for full_import in self.module.imports:
-      result.append(os.path.relpath(full_import.path,
-                                    os.path.dirname(self.module.path)))
+      result.append(
+          os.path.relpath(full_import.path, os.path.dirname(self.module.path)))
     return result
 
   def _GetStructsFromMethods(self):
@@ -863,20 +857,17 @@ class Generator(generator.Generator):
 
   def _FuzzHandleName(self, kind):
     if mojom.IsInterfaceRequestKind(kind) or mojom.IsPendingReceiverKind(kind):
-      return '{0}.{1}Request'.format(kind.kind.module.namespace,
-                                     kind.kind.name)
+      return '{0}.{1}Request'.format(kind.kind.module.namespace, kind.kind.name)
     elif mojom.IsInterfaceKind(kind):
-      return '{0}.{1}Ptr'.format(kind.module.namespace,
-                                 kind.name)
+      return '{0}.{1}Ptr'.format(kind.module.namespace, kind.name)
     elif mojom.IsPendingRemoteKind(kind):
-      return '{0}.{1}Ptr'.format(kind.kind.module.namespace,
-                                 kind.kind.name)
-    elif (mojom.IsAssociatedInterfaceRequestKind(kind) or
-          mojom.IsPendingAssociatedReceiverKind(kind)):
+      return '{0}.{1}Ptr'.format(kind.kind.module.namespace, kind.kind.name)
+    elif (mojom.IsAssociatedInterfaceRequestKind(kind)
+          or mojom.IsPendingAssociatedReceiverKind(kind)):
       return '{0}.{1}AssociatedRequest'.format(kind.kind.module.namespace,
                                                kind.kind.name)
-    elif (mojom.IsAssociatedInterfaceKind(kind) or
-          mojom.IsPendingAssociatedRemoteKind(kind)):
+    elif (mojom.IsAssociatedInterfaceKind(kind)
+          or mojom.IsPendingAssociatedRemoteKind(kind)):
       return '{0}.{1}AssociatedPtr'.format(kind.kind.module.namespace,
                                            kind.kind.name)
     elif mojom.IsSharedBufferKind(kind):