Update mojo sdk to rev bdbb0c7e396fc4044a8b194058d7a7e529715286

third_party/mojo/src/mojo/public/tools/bindings/generators/dart_templates/encoding_macros.tmpl

Index: third_party/mojo/src/mojo/public/tools/bindings/generators/dart_templates/encoding_macros.tmpl
diff --git a/third_party/mojo/src/mojo/public/tools/bindings/generators/dart_templates/encoding_macros.tmpl b/third_party/mojo/src/mojo/public/tools/bindings/generators/dart_templates/encoding_macros.tmpl
new file mode 100644
index 0000000000000000000000000000000000000000..d390c54554803291f9524478546eacc7111801be
--- /dev/null
+++ b/third_party/mojo/src/mojo/public/tools/bindings/generators/dart_templates/encoding_macros.tmpl
@@ -0,0 +1,88 @@
+{%- macro encode(variable, kind, offset, bit, level=0, check_for_null=True) %}
+{%- if kind|is_pointer_array_kind %}
+{%- set sub_kind = kind.kind %}
+{%- set sub_kind_size = "bindings.kPointerSize" %}
+{%-   if sub_kind|is_union_kind %}
+{%-     set sub_kind_size = "bindings.kUnionSize" %}
+{%-   endif %}
+{%-   if check_for_null %}
+if ({{variable}} == null) {
+  encoder{{level}}.encodeNullPointer({{offset}}, {{kind|is_nullable_kind|dart_true_false}});
+} else {
+{%-   else %}
+{
+{%-   endif %}
+{%-   if sub_kind|is_union_kind %}
+  var encoder{{level + 1}} = encoder{{level}}.encodeUnionArray({{variable}}.length, {{offset}}, {{kind|array_expected_length}});
+{%-   else %}
+  var encoder{{level + 1}} = encoder{{level}}.encodePointerArray({{variable}}.length, {{offset}}, {{kind|array_expected_length}});
+{%-   endif %}
+  for (int i{{level}} = 0; i{{level}} < {{variable}}.length; ++i{{level}}) {
+    {{encode(variable~'[i'~level~']', sub_kind, 'bindings.ArrayDataHeader.kHeaderSize + ' ~ sub_kind_size ~ ' * i'~level, 0, level+1)|indent(4)}}
+  }
+}
+{%- elif kind|is_map_kind %}
+if ({{variable}} == null) {
+  encoder{{level}}.encodeNullPointer({{offset}}, {{kind|is_nullable_kind|dart_true_false}});
+} else {
+  var encoder{{level + 1}} = encoder{{level}}.encoderForMap({{offset}});
+  int size{{level}} = {{variable}}.length;
+  var keys{{level}} = {{variable}}.keys.toList();
+  var values{{level}} = {{variable}}.values.toList();
+  {{encode('keys'~level, kind.key_kind|array, 'bindings.ArrayDataHeader.kHeaderSize', 0, level+1, False)|indent(2)}}
+  {{encode('values'~level, kind.value_kind|array, 'bindings.ArrayDataHeader.kHeaderSize + bindings.kPointerSize', 0, level+1, False)|indent(2)}}
+}
+{%- else %}
+encoder{{level}}.{{kind|encode_method(variable, offset, bit)}};
+{%- endif %}
+{%- endmacro %}
+
+{%- macro decode(variable, kind, offset, bit, level=0) %}
+{%- if kind|is_struct_kind or
+       kind|is_pointer_array_kind or
+       kind|is_map_kind %}
+var decoder{{level+1}} = decoder{{level}}.decodePointer({{offset}}, {{kind|is_nullable_kind|dart_true_false}});
+{%-   if kind|is_struct_kind %}
+{{variable}} = {{kind|dart_type}}.decode(decoder{{level+1}});
+{%-   else %}{# kind|is_pointer_array_kind or is_map_kind #}
+{%-     if kind|is_nullable_kind %}
+if (decoder{{level+1}} == null) {
+  {{variable}} = null;
+} else {
+{%-     else %}
+{
+{%-     endif %}
+{%-     if kind|is_map_kind %}
+  decoder{{level+1}}.decodeDataHeaderForMap();
+  List<{{kind.key_kind|dart_type}}> keys{{level}};
+  List<{{kind.value_kind|dart_type}}> values{{level}};
+  {
+    {{decode('keys'~level, kind.key_kind|array, 'bindings.ArrayDataHeader.kHeaderSize', 0, level+1)|indent(4)}}
+  }
+  {
+    {{decode('values'~level, kind.value_kind|array('keys'~level~'.length'), 'bindings.ArrayDataHeader.kHeaderSize + bindings.kPointerSize', 0, level+1)|indent(4)}}
+  }
+  {{variable}} = new Map<{{kind.key_kind|dart_type}}, {{kind.value_kind|dart_type}}>.fromIterables(
+      keys{{level}}, values{{level}});
+{%-     else %}
+{%-       set sub_kind = kind.kind %}
+{%-       if sub_kind|is_union_kind %}
+{%-         set sub_kind_size = "bindings.kUnionSize" %}
+  var si{{level+1}} = decoder{{level+1}}.decodeDataHeaderForUnionArray({{kind|array_expected_length}});
+{%-       else %}
+{%-         set sub_kind_size = "bindings.kPointerSize" %}
+  var si{{level+1}} = decoder{{level+1}}.decodeDataHeaderForPointerArray({{kind|array_expected_length}});
+{%-       endif %}
+  {{variable}} = new {{kind|dart_type}}(si{{level+1}}.numElements);
+  for (int i{{level+1}} = 0; i{{level+1}} < si{{level+1}}.numElements; ++i{{level+1}}) {
+    {{decode(variable~'[i'~(level+1)~']', kind.kind, 'bindings.ArrayDataHeader.kHeaderSize + ' ~ sub_kind_size ~ ' * i'~(level+1), 0, level+1)|indent(4)}}
+  }
+{%-     endif %}
+}
+{%-   endif %}
+{%- elif kind|is_union_kind %}
+  {{variable}} = {{kind|dart_type}}.decode(decoder{{level}}, {{offset}});
+{%- else %}
+{{variable}} = decoder{{level}}.{{kind|decode_method(offset, bit)}};
+{%- endif %}
+{%- endmacro %}