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TypeScript graphql.getOperationAST函数代码示例

本文整理汇总了TypeScript中graphql.getOperationAST函数的典型用法代码示例。如果您正苦于以下问题:TypeScript getOperationAST函数的具体用法?TypeScript getOperationAST怎么用?TypeScript getOperationAST使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了getOperationAST函数的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。

示例1: getOperationAST

export const isASubscriptionOperation = (document: DocumentNode, operationName: string): boolean => {
  const operationAST = getOperationAST(document, operationName);

  return !!operationAST && operationAST.operation === 'subscription';
};
开发者ID:apollostack,项目名称:test-websocket-server,代码行数:5,代码来源:is-subscriptions.ts

示例2: getOperationAST

 rootValue: (documentNode: DocumentNode) => {
   const op = getOperationAST(documentNode, undefined);
   return op.operation === 'query'
     ? expectedQuery
     : expectedMutation;
 },
开发者ID:apollostack,项目名称:apollo-server,代码行数:6,代码来源:index.ts

示例3: isQueryOperation

function isQueryOperation(query: DocumentNode, operationName: string) {
  const operationAST = getOperationAST(query, operationName);
  return operationAST.operation === 'query';
}
开发者ID:convoyinc,项目名称:apollo-server,代码行数:4,代码来源:runHttpQuery.ts

示例4: getOperationAST

 operation => {
     const operationAST = getOperationAST(operation.query, operation.operationName);
     return !!operationAST && operationAST.operation === 'subscription';
 },
开发者ID:baotaizhang,项目名称:fullstack-pro,代码行数:4,代码来源:apollo-client.ts

示例5: initializeExtensionStack


//.........这里部分代码省略.........

      if (validationErrors.length === 0) {
        validationDidEnd();
      } else {
        validationDidEnd(validationErrors);
        return sendErrorResponse(validationErrors, ValidationError);
      }

      if (config.documentStore) {
        // The underlying cache store behind the `documentStore` returns a
        // `Promise` which is resolved (or rejected), eventually, based on the
        // success or failure (respectively) of the cache save attempt.  While
        // it's certainly possible to `await` this `Promise`, we don't care about
        // whether or not it's successful at this point.  We'll instead proceed
        // to serve the rest of the request and just hope that this works out.
        // If it doesn't work, the next request will have another opportunity to
        // try again.  Errors will surface as warnings, as appropriate.
        //
        // While it shouldn't normally be necessary to wrap this `Promise` in a
        // `Promise.resolve` invocation, it seems that the underlying cache store
        // is returning a non-native `Promise` (e.g. Bluebird, etc.).
        Promise.resolve(
          config.documentStore.set(queryHash, requestContext.document),
        ).catch(err =>
          console.warn('Could not store validated document.', err),
        );
      }
    }

    // FIXME: If we want to guarantee an operation has been set when invoking
    // `willExecuteOperation` and executionDidStart`, we need to throw an
    // error here and not leave this to `buildExecutionContext` in
    // `graphql-js`.
    const operation = getOperationAST(
      requestContext.document,
      request.operationName,
    );

    requestContext.operation = operation || undefined;
    // We'll set `operationName` to `null` for anonymous operations.
    requestContext.operationName =
      (operation && operation.name && operation.name.value) || null;

    await dispatcher.invokeHookAsync(
      'didResolveOperation',
      requestContext as WithRequired<
        typeof requestContext,
        'document' | 'operation' | 'operationName'
      >,
    );

    // Now that we've gone through the pre-execution phases of the request
    // pipeline, and given plugins appropriate ability to object (by throwing
    // an error) and not actually write, we'll write to the cache if it was
    // determined earlier in the request pipeline that we should do so.
    if (persistedQueryRegister && persistedQueryCache) {
      Promise.resolve(persistedQueryCache.set(queryHash, query)).catch(
        console.warn,
      );
    }

    const executionDidEnd = await dispatcher.invokeDidStartHook(
      'executionDidStart',
      requestContext as WithRequired<
        typeof requestContext,
        'document' | 'operation' | 'operationName'
开发者ID:apollostack,项目名称:apollo-server,代码行数:67,代码来源:requestPipeline.ts


注:本文中的graphql.getOperationAST函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。