Class: GraphQL::Language::DocumentFromSchemaDefinition Private

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/language/document_from_schema_definition.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

DocumentFromSchemaDefinition is used to convert a Schema object To a Document AST node.

Instance Method Summary collapse

Constructor Details

#initialize(schema, context: nil, only: nil, except: nil, include_introspection_types: false, include_built_in_directives: false, include_built_in_scalars: false, always_include_schema: false) ⇒ DocumentFromSchemaDefinition

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of DocumentFromSchemaDefinition.



16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 16

def initialize(
  schema, context: nil, only: nil, except: nil, include_introspection_types: false,
  include_built_in_directives: false, include_built_in_scalars: false, always_include_schema: false
)
  @schema = schema
  @always_include_schema = always_include_schema
  @include_introspection_types = include_introspection_types
  @include_built_in_scalars = include_built_in_scalars
  @include_built_in_directives = include_built_in_directives

  filter = GraphQL::Filter.new(only: only, except: except)
  if @schema.respond_to?(:visible?)
    filter = filter.merge(only: @schema.method(:visible?))
  end

  schema_context = schema.context_class.new(query: nil, object: nil, schema: schema, values: context)
  @warden = GraphQL::Schema::Warden.new(
    filter,
    schema: @schema,
    context: schema_context,
  )
end

Instance Method Details

#build_argument_node(argument) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 121

def build_argument_node(argument)
  if argument.default_value?
    default_value = build_default_value(argument.default_value, argument.type)
  else
    default_value = nil
  end

  argument_node = GraphQL::Language::Nodes::InputValueDefinition.new(
    name: argument.graphql_name,
    description: argument.description,
    type: build_type_name_node(argument.type),
    default_value: default_value,
    directives: ast_directives(argument),
  )

  argument_node
end

#build_argument_nodes(arguments) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



230
231
232
233
234
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 230

def build_argument_nodes(arguments)
  arguments
    .map { |arg| build_argument_node(arg) }
    .sort_by(&:name)
end

#build_default_value(default_value, type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 182

def build_default_value(default_value, type)
  if default_value.nil?
    return GraphQL::Language::Nodes::NullValue.new(name: "null")
  end

  case type.kind.name
  when "SCALAR"
    type.coerce_isolated_result(default_value)
  when "ENUM"
    GraphQL::Language::Nodes::Enum.new(name: type.coerce_isolated_result(default_value))
  when "INPUT_OBJECT"
    GraphQL::Language::Nodes::InputObject.new(
      arguments: default_value.to_h.map do |arg_name, arg_value|
        arg_type = type.arguments.fetch(arg_name.to_s).type
        GraphQL::Language::Nodes::Argument.new(
          name: arg_name.to_s,
          value: build_default_value(arg_value, arg_type)
        )
      end
    )
  when "NON_NULL"
    build_default_value(default_value, type.of_type)
  when "LIST"
    default_value.to_a.map { |v| build_default_value(v, type.of_type) }
  else
    raise GraphQL::RequiredImplementationMissingError, "Unexpected default value type #{type.inspect}"
  end
end

#build_definition_nodes ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



246
247
248
249
250
251
252
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 246

def build_definition_nodes
  definitions = []
  definitions << build_schema_node if include_schema_node?
  definitions += build_directive_nodes(warden.directives)
  definitions += build_type_definition_nodes(warden.reachable_types)
  definitions
end

#build_directive_location_node(location) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



161
162
163
164
165
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 161

def build_directive_location_node(location)
  GraphQL::Language::Nodes::DirectiveLocation.new(
    name: location.to_s
  )
end

#build_directive_location_nodes(locations) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



157
158
159
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 157

def build_directive_location_nodes(locations)
  locations.map { |location| build_directive_location_node(location) }
end

#build_directive_node(directive) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



148
149
150
151
152
153
154
155
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 148

def build_directive_node(directive)
  GraphQL::Language::Nodes::DirectiveDefinition.new(
    name: directive.graphql_name,
    arguments: build_argument_nodes(warden.arguments(directive)),
    locations: build_directive_location_nodes(directive.locations),
    description: directive.description,
  )
end

#build_directive_nodes(directives) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



236
237
238
239
240
241
242
243
244
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 236

def build_directive_nodes(directives)
  if !include_built_in_directives
    directives = directives.reject { |directive| directive.default_directive? }
  end

  directives
    .map { |directive| build_directive_node(directive) }
    .sort_by(&:name)
end

#build_enum_type_node(enum_type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



94
95
96
97
98
99
100
101
102
103
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 94

def build_enum_type_node(enum_type)
  GraphQL::Language::Nodes::EnumTypeDefinition.new(
    name: enum_type.graphql_name,
    values: warden.enum_values(enum_type).sort_by(&:graphql_name).map do |enum_value|
      build_enum_value_node(enum_value)
    end,
    description: enum_type.description,
    directives: ast_directives(enum_type),
  )
end

#build_enum_value_node(enum_value) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



105
106
107
108
109
110
111
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 105

def build_enum_value_node(enum_value)
  GraphQL::Language::Nodes::EnumValueDefinition.new(
    name: enum_value.graphql_name,
    description: enum_value.description,
    directives: ast_directives(enum_value),
  )
end

#build_field_node(field) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



66
67
68
69
70
71
72
73
74
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 66

def build_field_node(field)
  GraphQL::Language::Nodes::FieldDefinition.new(
    name: field.graphql_name,
    arguments: build_argument_nodes(warden.arguments(field)),
    type: build_type_name_node(field.type),
    description: field.description,
    directives: ast_directives(field),
  )
end

#build_field_nodes(fields) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



268
269
270
271
272
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 268

def build_field_nodes(fields)
  fields
    .map { |field| build_field_node(field) }
    .sort_by(&:name)
end

#build_input_object_node(input_object) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



139
140
141
142
143
144
145
146
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 139

def build_input_object_node(input_object)
  GraphQL::Language::Nodes::InputObjectTypeDefinition.new(
    name: input_object.graphql_name,
    fields: build_argument_nodes(warden.arguments(input_object)),
    description: input_object.description,
    directives: ast_directives(input_object),
  )
end

#build_interface_type_node(interface_type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



85
86
87
88
89
90
91
92
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 85

def build_interface_type_node(interface_type)
  GraphQL::Language::Nodes::InterfaceTypeDefinition.new(
    name: interface_type.graphql_name,
    description: interface_type.description,
    fields: build_field_nodes(warden.fields(interface_type)),
    directives: ast_directives(interface_type),
  )
end

#build_object_type_node(object_type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



56
57
58
59
60
61
62
63
64
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 56

def build_object_type_node(object_type)
  GraphQL::Language::Nodes::ObjectTypeDefinition.new(
    name: object_type.graphql_name,
    interfaces: warden.interfaces(object_type).sort_by(&:graphql_name).map { |iface| build_type_name_node(iface) },
    fields: build_field_nodes(warden.fields(object_type)),
    description: object_type.description,
    directives: ast_directives(object_type),
  )
end

#build_scalar_type_node(scalar_type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



113
114
115
116
117
118
119
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 113

def build_scalar_type_node(scalar_type)
  GraphQL::Language::Nodes::ScalarTypeDefinition.new(
    name: scalar_type.graphql_name,
    description: scalar_type.description,
    directives: ast_directives(scalar_type),
  )
end

#build_schema_node ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



45
46
47
48
49
50
51
52
53
54
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 45

def build_schema_node
  GraphQL::Language::Nodes::SchemaDefinition.new(
    query: (q = warden.root_type_for_operation("query")) && q.graphql_name,
    mutation: (m = warden.root_type_for_operation("mutation")) && m.graphql_name,
    subscription: (s = warden.root_type_for_operation("subscription")) && s.graphql_name,
    # This only supports directives from parsing,
    # use a custom printer to add to this list.
    directives: ast_directives(@schema),
  )
end

#build_type_definition_node(type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 211

def build_type_definition_node(type)
  case type.kind.name
  when "OBJECT"
    build_object_type_node(type)
  when "UNION"
    build_union_type_node(type)
  when "INTERFACE"
    build_interface_type_node(type)
  when "SCALAR"
    build_scalar_type_node(type)
  when "ENUM"
    build_enum_type_node(type)
  when "INPUT_OBJECT"
    build_input_object_node(type)
  else
    raise TypeError
  end
end

#build_type_definition_nodes(types) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



254
255
256
257
258
259
260
261
262
263
264
265
266
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 254

def build_type_definition_nodes(types)
  if !include_introspection_types
    types = types.reject { |type| type.introspection? }
  end

  if !include_built_in_scalars
    types = types.reject { |type| type.kind.scalar? && type.default_scalar? }
  end

  types
    .map { |type| build_type_definition_node(type) }
    .sort_by(&:name)
end

#build_type_name_node(type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



167
168
169
170
171
172
173
174
175
176
177
178
179
180
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 167

def build_type_name_node(type)
  case type.kind.name
  when "LIST"
    GraphQL::Language::Nodes::ListType.new(
      of_type: build_type_name_node(type.of_type)
    )
  when "NON_NULL"
    GraphQL::Language::Nodes::NonNullType.new(
      of_type: build_type_name_node(type.of_type)
    )
  else
    GraphQL::Language::Nodes::TypeName.new(name: type.graphql_name)
  end
end

#build_union_type_node(union_type) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



76
77
78
79
80
81
82
83
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 76

def build_union_type_node(union_type)
  GraphQL::Language::Nodes::UnionTypeDefinition.new(
    name: union_type.graphql_name,
    description: union_type.description,
    types: warden.possible_types(union_type).sort_by(&:graphql_name).map { |type| build_type_name_node(type) },
    directives: ast_directives(union_type),
  )
end

#document ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



39
40
41
42
43
 
# File 'lib/graphql/language/document_from_schema_definition.rb', line 39

def document
  GraphQL::Language::Nodes::Document.new(
    definitions: build_definition_nodes
  )
end