utilities
library
Functions
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astFromUntypedValue(Object? value)
→ ValueNode
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astFromValue(Object? value, GraphQLType type)
→ ValueNode?
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Returns an GraphQL Ast node from a Dart
value, given the value's type
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buildSchema(String schemaStr, {Map<String, Object?>? payload, SerdeCtx? serdeCtx})
→ GraphQLSchema
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Create a GraphQLSchema from a GraphQL Schema Definition
Language (SDL) String
schemaStr.
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collectFields(GraphQLSchema schema, Map<String, FragmentDefinitionNode> fragments, GraphQLObjectType objectType, SelectionSetNode selectionSet, Map<String, dynamic> variableValues, {Set<String>? visitedFragments, bool aliased = true})
→ Map<String, List<FieldNode>>
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computeValue(GraphQLType? targetType, ValueNode node, Map<String, dynamic>? values)
→ Object?
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convertType(TypeNode node, Map<String, GraphQLType> customTypes)
→ GraphQLType<Object?, Object?>
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Returns a GraphQLType from a
TypeNode and
a map of names to types customTypes.
throws GraphQLError there isn't a match.
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convertTypeOrNull(TypeNode node, Map<String, GraphQLType> customTypes)
→ GraphQLType<Object?, Object?>?
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doesFragmentTypeApply(GraphQLObjectType objectType, TypeConditionNode fragmentType, GraphQLSchema schema)
→ bool
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fetchAllNamedTypes(GraphQLSchema schema)
→ Set<GraphQLNamedType>
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Returns a Set of all named types in the
schema
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fragmentsFromDocument(DocumentNode document)
→ Map<String, FragmentDefinitionNode>
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getDirectiveValue(String name, String argumentName, List<DirectiveNode> directives, Map<String, Object?>? variableValues, {Map<String, GraphQLDirective> directivesMap = const {}})
→ Object?
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getIntrospectionQuery({bool descriptions = true, bool specifiedByUrl = false, bool directiveIsRepeatable = false, bool schemaDescription = false, bool inputValueDeprecation = false})
→ String
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Return a GraphQL introspection query.
Can be used against a GraphQL server to obtain information about its schema.
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getNamedType(GraphQLType type)
→ GraphQLNamedType
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isAbstractType(GraphQLType type)
→ bool
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isCompositeType(GraphQLType? type)
→ bool
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isDefinedType(GraphQLNamedType type)
→ bool
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Returns true when
type is a defined type, not one of the
provided standard GraphQL types
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isInputType(GraphQLType? type)
→ bool
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Returns true if
type can be used as a GraphQL input.
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isIntrospectionType(GraphQLType type)
→ bool
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Returns true if the
type is an introspection type
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isLeafType(GraphQLType? type)
→ bool
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isOutputType(GraphQLType? type)
→ bool
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mapDirectiveLocation(DirectiveLocation location)
→ DirectiveLocation
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mergeSelectionSets(List<SelectionNode> fields)
→ SelectionSetNode
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possibleSelectionsCallback(GraphQLSchema schema, GraphQLObjectField field, List<FieldNode> fields, DocumentNode document, Map<String, Object?> variableValues)
→ PossibleSelections? Function()
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printAST(ValueNode node)
→ String
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printIntrospectionSchema(GraphQLSchema schema, {SchemaPrinter printer = const SchemaPrinter()})
→ String
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Returns the Schema Definition Language (SDL) string representation of the
introspection types in the given
schema.
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printSchema(GraphQLSchema schema, {SchemaPrinter printer = const SchemaPrinter()})
→ String
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Returns the Schema Definition Language (SDL) string representation of the
given
schema.
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valueFromAst(GraphQLType? type, ValueNode node, Map<String, Object?>? variables, {FileSpan? span, String key = 'value'})
→ Object?
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Returns a Dart value from a GraphQL Ast node, given the
value's type
