def JavaScriptValidateArrayParams(packed_field):
nullable = JavaScriptNullableParam(packed_field)
field_offset = JavaScriptFieldOffset(packed_field)
element_kind = packed_field.field.kind.kind
element_size = pack.PackedField.GetSizeForKind(element_kind)
element_count = generator.ExpectedArraySize(packed_field.field.kind)
element_type = "codec.PackedBool" if mojom.IsBoolKind(element_kind) \
else CodecType(element_kind)
return "%s, %s, %s, %s, %s" % \
(field_offset, element_size, element_count, element_type, nullable)
def JavaScriptValidateArrayParams(packed_field):
nullable = JavaScriptNullableParam(packed_field)
field_offset = JavaScriptFieldOffset(packed_field)
element_kind = packed_field.field.kind.kind
element_size = pack.PackedField.GetSizeForKind(element_kind)
expected_dimension_sizes = GetArrayExpectedDimensionSizes(
packed_field.field.kind)
element_type = "codec.PackedBool" if mojom.IsBoolKind(element_kind) \
else CodecType(element_kind)
return "%s, %s, %s, %s, %s, 0" % \
(field_offset, element_size, element_type, nullable,
expected_dimension_sizes)
def JavaScriptEncodeSnippet(kind):
if kind in mojom.PRIMITIVES:
return "encodeStruct(%s, " % CodecType(kind)
if mojom.IsStructKind(kind):
return "encodeStructPointer(%s, " % CodecType(kind.name)
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "encodeArrayPointer(new codec.ArrayOf(codec.PackedBool), "
if mojom.IsAnyArrayKind(kind):
return "encodeArrayPointer(%s, " % CodecType(kind.kind)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return JavaScriptEncodeSnippet(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return JavaScriptEncodeSnippet(mojom.INT32)
def JavaScriptDecodeSnippet(kind):
if kind in mojom.PRIMITIVES:
return "decodeStruct(%s)" % CodecType(kind)
if mojom.IsStructKind(kind):
return "decodeStructPointer(%s)" % JavaScriptType(kind)
if mojom.IsAnyArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "decodeArrayPointer(codec.PackedBool)"
if mojom.IsAnyArrayKind(kind):
return "decodeArrayPointer(%s)" % CodecType(kind.kind)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return JavaScriptDecodeSnippet(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return JavaScriptDecodeSnippet(mojom.INT32)
def CodecType(kind):
if kind in mojom.PRIMITIVES:
return _kind_to_codec_type[kind]
if mojom.IsStructKind(kind):
return "new codec.PointerTo(%s)" % CodecType(kind.name)
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "new codec.ArrayOf(new codec.ArrayOf(codec.PackedBool))"
if mojom.IsArrayKind(kind):
return "new codec.ArrayOf(%s)" % CodecType(kind.kind)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return CodecType(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return _kind_to_codec_type[mojom.INT32]
return kind
def DartDecodeSnippet(kind):
if kind in mojom.PRIMITIVES:
return "decodeStruct(%s)" % CodecType(kind)
if mojom.IsStructKind(kind):
return "decodeStructPointer(%s)" % DartType(kind)
if mojom.IsMapKind(kind):
return "decodeMapPointer(%s, %s)" % \
(MapCodecType(kind.key_kind), MapCodecType(kind.value_kind))
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "decodeArrayPointer(bindings.PackedBool)"
if mojom.IsArrayKind(kind):
return "decodeArrayPointer(%s)" % CodecType(kind.kind)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return DartDecodeSnippet(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return DartDecodeSnippet(mojom.INT32)
def JavaScriptEncodeSnippet(kind):
if kind in mojom.PRIMITIVES:
return "encodeStruct(%s, " % CodecType(kind)
if mojom.IsStructKind(kind):
return "encodeStructPointer(%s, " % JavaScriptType(kind)
if mojom.IsMapKind(kind):
return "encodeMapPointer(%s, %s, " % \
(MapCodecType(kind.key_kind), MapCodecType(kind.value_kind))
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "encodeArrayPointer(codec.PackedBool, "
if mojom.IsArrayKind(kind):
return "encodeArrayPointer(%s, " % CodecType(kind.kind)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return JavaScriptEncodeSnippet(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return JavaScriptEncodeSnippet(mojom.INT32)
def JavaScriptDecodeSnippet(kind):
if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind) or
mojom.IsAnyInterfaceKind(kind)):
return "decodeStruct(%s)" % CodecType(kind)
if mojom.IsStructKind(kind):
return "decodeStructPointer(%s)" % JavaScriptType(kind)
if mojom.IsMapKind(kind):
return "decodeMapPointer(%s, %s)" % \
(ElementCodecType(kind.key_kind), ElementCodecType(kind.value_kind))
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "decodeArrayPointer(codec.PackedBool)"
if mojom.IsArrayKind(kind):
return "decodeArrayPointer(%s)" % CodecType(kind.kind)
if mojom.IsUnionKind(kind):
return "decodeUnion(%s)" % CodecType(kind)
if mojom.IsEnumKind(kind):
return JavaScriptDecodeSnippet(mojom.INT32)
raise Exception("No decode snippet for %s" % kind)
def CodecType(kind):
if kind in mojom.PRIMITIVES:
return _kind_to_codec_type[kind]
if mojom.IsStructKind(kind):
pointer_type = "NullablePointerTo" if mojom.IsNullableKind(kind) \
else "PointerTo"
return "new codec.%s(%s)" % (pointer_type, JavaScriptType(kind))
if mojom.IsAnyArrayKind(kind):
array_type = "NullableArrayOf" if mojom.IsNullableKind(
kind) else "ArrayOf"
element_type = "codec.PackedBool" if mojom.IsBoolKind(kind.kind) \
else CodecType(kind.kind)
return "new codec.%s(%s)" % (array_type, element_type)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return CodecType(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return _kind_to_codec_type[mojom.INT32]
return kind
def _JavaScriptEncodeSnippet(self, 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))
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "encodeArrayPointer(codec.PackedBool, "
if mojom.IsArrayKind(kind):
return "encodeArrayPointer(%s, " % self._CodecType(kind.kind)
if mojom.IsEnumKind(kind):
return self._JavaScriptEncodeSnippet(mojom.INT32)
raise Exception("No encode snippet for %s" % kind)
def CodecType(kind):
if kind in mojom.PRIMITIVES:
return _kind_to_codec_type[kind]
if mojom.IsStructKind(kind):
pointer_type = "NullablePointerTo" if mojom.IsNullableKind(kind) \
else "PointerTo"
return "new bindings.%s(%s)" % (pointer_type, DartType(kind))
if mojom.IsArrayKind(kind):
array_type = "NullableArrayOf" if mojom.IsNullableKind(kind) else "ArrayOf"
array_length = "" if kind.length is None else ", %d" % kind.length
element_type = "bindings.PackedBool" if mojom.IsBoolKind(kind.kind) \
else CodecType(kind.kind)
return "new bindings.%s(%s%s)" % (array_type, element_type, array_length)
if mojom.IsInterfaceKind(kind) or mojom.IsInterfaceRequestKind(kind):
return CodecType(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return _kind_to_codec_type[mojom.INT32]
return kind
def _ResolveNumericEnumValues(enum):
"""
Given a reference to a mojom.Enum, resolves and assigns the numeric value of
each field, and also computes the min_value and max_value of the enum.
"""
# map of <mojom_name> -> integral value
prev_value = -1
min_value = None
max_value = None
for field in enum.fields:
# This enum value is +1 the previous enum value (e.g: BEGIN).
if field.value is None:
prev_value += 1
# Integral value (e.g: BEGIN = -0x1).
elif _IsStrOrUnicode(field.value):
prev_value = int(field.value, 0)
# Reference to a previous enum value (e.g: INIT = BEGIN).
elif isinstance(field.value, mojom.EnumValue):
prev_value = field.value.field.numeric_value
elif isinstance(field.value, mojom.ConstantValue):
constant = field.value.constant
kind = constant.kind
if not mojom.IsIntegralKind(kind) or mojom.IsBoolKind(kind):
raise ValueError(
'Enum values must be integers. %s is not an integer.' %
constant.mojom_name)
prev_value = int(constant.value, 0)
else:
raise Exception('Unresolved enum value for %s' %
field.value.GetSpec())
#resolved_enum_values[field.mojom_name] = prev_value
field.numeric_value = prev_value
if min_value is None or prev_value < min_value:
min_value = prev_value
if max_value is None or prev_value > max_value:
max_value = prev_value
enum.min_value = min_value
enum.max_value = max_value
def JavaScriptEncodeSnippet(kind):
if (kind in mojom.PRIMITIVES or mojom.IsUnionKind(kind)
or mojom.IsInterfaceKind(kind) or mojom.IsAssociatedKind(kind)):
return "encodeStruct(%s, " % CodecType(kind)
if mojom.IsUnionKind(kind):
return "encodeStruct(%s, " % JavaScriptType(kind)
if mojom.IsStructKind(kind):
return "encodeStructPointer(%s, " % JavaScriptType(kind)
if mojom.IsMapKind(kind):
return "encodeMapPointer(%s, %s, " % \
(ElementCodecType(kind.key_kind), ElementCodecType(kind.value_kind))
if mojom.IsArrayKind(kind) and mojom.IsBoolKind(kind.kind):
return "encodeArrayPointer(codec.PackedBool, "
if mojom.IsArrayKind(kind):
return "encodeArrayPointer(%s, " % CodecType(kind.kind)
if mojom.IsInterfaceRequestKind(kind):
return JavaScriptEncodeSnippet(mojom.MSGPIPE)
if mojom.IsEnumKind(kind):
return JavaScriptEncodeSnippet(mojom.INT32)
raise Exception("No encode snippet for %s" % kind)
def _ElementCodecType(self, kind):
return ("codec.PackedBool"
if mojom.IsBoolKind(kind) else self._CodecType(kind))
def ElementCodecType(kind):
return "bindings.PackedBool" if mojom.IsBoolKind(kind) else CodecType(kind)
def ElementCodecType(kind):
if mojom.IsUnionKind(kind):
wrapper_type = "NullableUnionWrapper" if mojom.IsNullableKind(kind) \
else "UnionWrapper"
return "new codec.%s(%s)" % (wrapper_type, JavaScriptType(kind))
return "codec.PackedBool" if mojom.IsBoolKind(kind) else CodecType(kind)
def MapCodecType(kind):
return "codec.PackedBool" if mojom.IsBoolKind(kind) else CodecType(kind)
def IsBoolField(field):
return mojom.IsBoolKind(field.kind)
