| 1 | import Maybe from '../tsutils/Maybe';
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| 2 | import { DocumentNode, OperationDefinitionNode } from '../language/ast';
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| 3 |
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| 4 | /**
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| 5 | * Returns an operation AST given a document AST and optionally an operation
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| 6 | * name. If a name is not provided, an operation is only returned if only one is
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| 7 | * provided in the document.
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| 8 | */
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| 9 | export function getOperationAST(
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| 10 | documentAST: DocumentNode,
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| 11 | operationName: Maybe<string>,
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| 12 | ): Maybe<OperationDefinitionNode>;
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