| 1 | import { ValidationContext } from "../ValidationContext";
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| 2 | import { ASTVisitor } from "../../language/visitor";
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| 3 |
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| 4 | export function fieldsConflictMessage(responseName: string, reason: ConflictReasonMessage): string;
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| 5 |
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| 6 | /**
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| 7 | * Overlapping fields can be merged
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| 8 | *
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| 9 | * A selection set is only valid if all fields (including spreading any
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| 10 | * fragments) either correspond to distinct response names or can be merged
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| 11 | * without ambiguity.
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| 12 | */
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| 13 | export function OverlappingFieldsCanBeMerged(context: ValidationContext): ASTVisitor;
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| 14 |
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| 15 | // Field name and reason.
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| 16 | type ConflictReason = [string, string];
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| 17 |
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| 18 | // Reason is a string, or a nested list of conflicts.
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| 19 | type ConflictReasonMessage = string | Array<ConflictReason>;
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