Remove some unneeded 'any' (#1448)

src/error/GraphQLError.js

@@ -95,7 +95,7 @@ export function GraphQLError( // eslint-disable-line no-redeclare
   source?: ?Source,
   positions?: ?$ReadOnlyArray<number>,
   path?: ?$ReadOnlyArray<string | number>,
-  originalError?: ?Error,
+  originalError?: ?Error & { +extensions: mixed },
   extensions?: ?{ [key: string]: mixed },
 ) {
   // Compute list of blame nodes.
@@ -139,8 +139,7 @@ export function GraphQLError( // eslint-disable-line no-redeclare
     }, []);
   }
 
-  const _extensions =
-    extensions || (originalError && (originalError: any).extensions);
+  const _extensions = extensions || (originalError && originalError.extensions);
 
   Object.defineProperties(this, {
     message: {

src/jsutils/instanceOf.js

@@ -20,7 +20,7 @@ declare function instanceOf(
 // See: https://webpack.js.org/guides/production/
 export default (process.env.NODE_ENV === 'production'
   ? // eslint-disable-next-line no-shadow
-    function instanceOf(value: any, constructor: any) {
+    function instanceOf(value: mixed, constructor: mixed) {
       return value instanceof constructor;
     }
   : // eslint-disable-next-line no-shadow

src/type/definition.js

@@ -70,7 +70,7 @@ export function isType(type: mixed): boolean %checks {
 
 export function assertType(type: mixed): GraphQLType {
   invariant(isType(type), `Expected ${inspect(type)} to be a GraphQL type.`);
-  return (type: any);
+  return type;
 }
 
 /**
@@ -343,7 +343,7 @@ declare class GraphQLList<+T: GraphQLType> {
   +ofType: T;
   static <T>(ofType: T): GraphQLList<T>;
   // Note: constructors cannot be used for covariant types. Drop the "new".
-  constructor(ofType: any): void;
+  constructor(ofType: GraphQLType): void;
 }
 // eslint-disable-next-line no-redeclare
 export function GraphQLList(ofType) {
@@ -384,7 +384,7 @@ declare class GraphQLNonNull<+T: GraphQLNullableType> {
   +ofType: T;
   static <T>(ofType: T): GraphQLNonNull<T>;
   // Note: constructors cannot be used for covariant types. Drop the "new".
-  constructor(ofType: any): void;
+  constructor(ofType: GraphQLType): void;
 }
 // eslint-disable-next-line no-redeclare
 export function GraphQLNonNull(ofType) {
@@ -1076,7 +1076,7 @@ export class GraphQLEnumType /* <T> */ {
     return this._nameLookup[name];
   }
 
-  serialize(value: any /* T */): ?string {
+  serialize(value: mixed /* T */): ?string {
     const enumValue = this._valueLookup.get(value);
     if (enumValue) {
       return enumValue.name;
@@ -1226,7 +1226,7 @@ defineToJSON(GraphQLInputObjectType);
 function defineInputFieldMap(
   config: GraphQLInputObjectTypeConfig,
 ): GraphQLInputFieldMap {
-  const fieldMap: any = resolveThunk(config.fields) || {};
+  const fieldMap = resolveThunk(config.fields) || {};
   invariant(
     isPlainObj(fieldMap),
     `${config.name} fields must be an object with field names as keys or a ` +

src/utilities/TypeInfo.js

@@ -139,8 +139,7 @@ export class TypeInfo {
     return this._enumValue;
   }
 
-  // Flow does not yet handle this case.
-  enter(node: any /* ASTNode */) {
+  enter(node: ASTNode) {
     const schema = this._schema;
     // Note: many of the types below are explicitly typed as "mixed" to drop
     // any assumptions of a valid schema to ensure runtime types are properly