Initial Save

node_modules/graphql/validation/ValidationContext.d.ts

@@ -0,0 +1,96 @@
+import Maybe from '../tsutils/Maybe';
+import { GraphQLError } from '../error/GraphQLError';
+import { ASTVisitor } from '../language/visitor';
+import {
+  DocumentNode,
+  OperationDefinitionNode,
+  VariableNode,
+  SelectionSetNode,
+  FragmentSpreadNode,
+  FragmentDefinitionNode,
+} from '../language/ast';
+import { GraphQLSchema } from '../type/schema';
+import { GraphQLDirective } from '../type/directives';
+import {
+  GraphQLInputType,
+  GraphQLOutputType,
+  GraphQLCompositeType,
+  GraphQLField,
+  GraphQLArgument,
+} from '../type/definition';
+import { TypeInfo } from '../utilities/TypeInfo';
+
+type NodeWithSelectionSet = OperationDefinitionNode | FragmentDefinitionNode;
+type VariableUsage = {
+  readonly node: VariableNode;
+  readonly type: Maybe<GraphQLInputType>;
+  readonly defaultValue: Maybe<any>;
+};
+
+/**
+ * An instance of this class is passed as the "this" context to all validators,
+ * allowing access to commonly useful contextual information from within a
+ * validation rule.
+ */
+export class ASTValidationContext {
+  constructor(ast: DocumentNode);
+
+  reportError(error: GraphQLError): undefined;
+
+  getErrors(): ReadonlyArray<GraphQLError>;
+
+  getDocument(): DocumentNode;
+
+  getFragment(name: string): Maybe<FragmentDefinitionNode>;
+
+  getFragmentSpreads(node: SelectionSetNode): ReadonlyArray<FragmentSpreadNode>;
+
+  getRecursivelyReferencedFragments(
+    operation: OperationDefinitionNode,
+  ): ReadonlyArray<FragmentDefinitionNode>;
+}
+
+export class SDLValidationContext extends ASTValidationContext {
+  constructor(
+    ast: DocumentNode,
+    schema: Maybe<GraphQLSchema>,
+    onError?: (err: GraphQLError) => void,
+  );
+
+  getSchema(): Maybe<GraphQLSchema>;
+}
+
+export type SDLValidationRule = (context: SDLValidationContext) => ASTVisitor;
+
+export class ValidationContext extends ASTValidationContext {
+  constructor(
+    schema: GraphQLSchema,
+    ast: DocumentNode,
+    typeInfo: TypeInfo,
+    onError?: (err: GraphQLError) => void,
+  );
+
+  getSchema(): GraphQLSchema;
+
+  getVariableUsages(node: NodeWithSelectionSet): ReadonlyArray<VariableUsage>;
+
+  getRecursivelyReferencedFragments(
+    operation: OperationDefinitionNode,
+  ): ReadonlyArray<FragmentDefinitionNode>;
+
+  getType(): Maybe<GraphQLOutputType>;
+
+  getParentType(): Maybe<GraphQLCompositeType>;
+
+  getInputType(): Maybe<GraphQLInputType>;
+
+  getParentInputType(): Maybe<GraphQLInputType>;
+
+  getFieldDef(): Maybe<GraphQLField<any, any>>;
+
+  getDirective(): Maybe<GraphQLDirective>;
+
+  getArgument(): Maybe<GraphQLArgument>;
+}
+
+export type ValidationRule = (context: ValidationContext) => ASTVisitor;