TS: add 'declare' to function typings (#369)

src/connection/arrayConnection.d.ts

@@ -14,7 +14,7 @@ interface ArraySliceMetaInfo {
  * a connection object for use in GraphQL. It uses array offsets as pagination,
  * so pagination will only work if the array is static.
  */
-export function connectionFromArray<T>(
+export declare function connectionFromArray<T>(
   data: ReadonlyArray<T>,
   args: ConnectionArguments,
 ): Connection<T>;
@@ -23,7 +23,7 @@ export function connectionFromArray<T>(
  * A version of `connectionFromArray` that takes a promised array, and returns a
  * promised connection.
  */
-export function connectionFromPromisedArray<T>(
+export declare function connectionFromPromisedArray<T>(
   dataPromise: Promise<ReadonlyArray<T>>,
   args: ConnectionArguments,
 ): Promise<Connection<T>>;
@@ -37,7 +37,7 @@ export function connectionFromPromisedArray<T>(
  * to materialize the entire array, and instead wish pass in a slice of the
  * total result large enough to cover the range specified in `args`.
  */
-export function connectionFromArraySlice<T>(
+export declare function connectionFromArraySlice<T>(
   arraySlice: ReadonlyArray<T>,
   args: ConnectionArguments,
   meta: ArraySliceMetaInfo,
@@ -47,7 +47,7 @@ export function connectionFromArraySlice<T>(
  * A version of `connectionFromArraySlice` that takes a promised array slice,
  * and returns a promised connection.
  */
-export function connectionFromPromisedArraySlice<T>(
+export declare function connectionFromPromisedArraySlice<T>(
   dataPromise: Promise<ReadonlyArray<T>>,
   args: ConnectionArguments,
   arrayInfo: ArraySliceMetaInfo,
@@ -56,17 +56,17 @@ export function connectionFromPromisedArraySlice<T>(
 /**
  * Creates the cursor string from an offset.
  */
-export function offsetToCursor(offset: number): ConnectionCursor;
+export declare function offsetToCursor(offset: number): ConnectionCursor;
 
 /**
  * Extracts the offset from the cursor string.
  */
-export function cursorToOffset(cursor: ConnectionCursor): number;
+export declare function cursorToOffset(cursor: ConnectionCursor): number;
 
 /**
  * Return the cursor associated with an object in an array.
  */
-export function cursorForObjectInConnection<T>(
+export declare function cursorForObjectInConnection<T>(
   data: ReadonlyArray<T>,
   object: T,
 ): ConnectionCursor | null;
@@ -76,7 +76,7 @@ export function cursorForObjectInConnection<T>(
  * to use; if the cursor contains a valid offset, that will be used,
  * otherwise it will be the default.
  */
-export function getOffsetWithDefault(
+export declare function getOffsetWithDefault(
   cursor: ConnectionCursor | null | undefined,
   defaultOffset: number,
 ): number;

src/connection/connection.d.ts

@@ -74,7 +74,7 @@ export interface GraphQLConnectionDefinitions {
  * Returns a GraphQLObjectType for a connection with the given name,
  * and whose nodes are of the specified type.
  */
-export function connectionDefinitions(
+export declare function connectionDefinitions(
   config: ConnectionConfig,
 ): GraphQLConnectionDefinitions;
 

src/mutation/mutation.d.ts

@@ -37,6 +37,6 @@ interface MutationConfig {
  * Returns a GraphQLFieldConfig for the mutation described by the
  * provided MutationConfig.
  */
-export function mutationWithClientMutationId(
+export declare function mutationWithClientMutationId(
   config: MutationConfig,
 ): GraphQLFieldConfig<any, any>;

src/node/node.d.ts

@@ -21,7 +21,7 @@ interface GraphQLNodeDefinitions<TContext> {
  * handled with the `isTypeOf` method on object types, as with any GraphQL
  * interface without a provided `resolveType` method.
  */
-export function nodeDefinitions<TContext>(
+export declare function nodeDefinitions<TContext>(
   fetchById: (
     id: string,
     context: TContext,
@@ -39,21 +39,21 @@ interface ResolvedGlobalId {
  * Takes a type name and an ID specific to that type name, and returns a
  * "global ID" that is unique among all types.
  */
-export function toGlobalId(type: string | number, id: string): string;
+export declare function toGlobalId(type: string | number, id: string): string;
 
 /**
  * Takes the "global ID" created by toGlobalID, and returns the type name and ID
  * used to create it.
  */
-export function fromGlobalId(globalId: string): ResolvedGlobalId;
+export declare function fromGlobalId(globalId: string): ResolvedGlobalId;
 
 /**
  * Creates the configuration for an id field on a node, using `toGlobalId` to
  * construct the ID from the provided typename. The type-specific ID is fetched
  * by calling idFetcher on the object, or if not provided, by accessing the `id`
  * property on the object.
  */
-export function globalIdField<TContext>(
+export declare function globalIdField<TContext>(
   typeName?: string,
   idFetcher?: (
     obj: any,

src/node/plural.d.ts

@@ -17,6 +17,6 @@ interface PluralIdentifyingRootFieldConfig {
   description?: string;
 }
 
-export function pluralIdentifyingRootField(
+export declare function pluralIdentifyingRootField(
   config: PluralIdentifyingRootFieldConfig,
 ): GraphQLFieldConfig<any, any>;