| 1 | import { ASTValidationContext } from "../ValidationContext";
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| 2 | import { ASTVisitor } from "../../language/visitor";
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| 3 |
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| 4 | export function duplicateVariableMessage(variableName: string): string;
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| 5 |
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| 6 | /**
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| 7 | * Unique variable names
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| 8 | *
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| 9 | * A GraphQL operation is only valid if all its variables are uniquely named.
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| 10 | */
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| 11 | export function UniqueVariableNames(context: ASTValidationContext): ASTVisitor;
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