graphql/validation/rules/UniqueArgumentNamesRule.mjs.map

A Query Language and Runtime which can target any service.

{"version":3,"file":"UniqueArgumentNamesRule.js","sourceRoot":"","sources":["../../../src/validation/rules/UniqueArgumentNamesRule.ts"],"names":[],"mappings":"AAEA,OAAO,EAAE,OAAO,EAAE,kCAAiC;AAEnD,OAAO,EAAE,YAAY,EAAE,qCAAoC;AA4C3D,MAAM,UAAU,uBAAuB,CACrC,OAA6B;IAE7B,OAAO;QACL,KAAK,EAAE,kBAAkB;QACzB,SAAS,EAAE,kBAAkB;KAC9B,CAAC;IAEF,SAAS,kBAAkB,CAAC,UAE3B;QACC,MAAM,aAAa,GAAG,UAAU,CAAC,SAAS,IAAI,EAAE,CAAC;QAEjD,MAAM,QAAQ,GAAG,OAAO,CAAC,aAAa,EAAE,CAAC,GAAG,EAAE,EAAE,CAAC,GAAG,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;QAEjE,KAAK,MAAM,CAAC,OAAO,EAAE,QAAQ,CAAC,IAAI,QAAQ,EAAE,CAAC;YAC3C,IAAI,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,CAAC;gBACxB,OAAO,CAAC,WAAW,CACjB,IAAI,YAAY,CACd,yCAAyC,OAAO,IAAI,EACpD,EAAE,KAAK,EAAE,QAAQ,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,CAC7C,CACF,CAAC;YACJ,CAAC;QACH,CAAC;IACH,CAAC;AACH,CAAC","sourcesContent":["/** @category Validation Rules */\n\nimport { groupBy } from '../../jsutils/groupBy.ts';\n\nimport { GraphQLError } from '../../error/GraphQLError.ts';\n\nimport type { ArgumentNode } from '../../language/ast.ts';\nimport type { ASTVisitor } from '../../language/visitor.ts';\n\nimport type { ASTValidationContext } from '../ValidationContext.ts';\n\n/**\n * Unique argument names\n *\n * A GraphQL field or directive is only valid if all supplied arguments are\n * uniquely named.\n *\n * See https://spec.graphql.org/draft/#sec-Argument-Names\n * @param context - The validation context used while checking the document.\n * @returns A visitor that reports validation errors for this rule.\n * @example\n * ```ts\n * import { buildSchema, parse, validate } from 'graphql';\n * import { UniqueArgumentNamesRule } from 'graphql/validation';\n *\n * const schema = buildSchema(`\n *   type Query {\n *     field(arg: String): String\n *   }\n * `);\n *\n * const invalidDocument = parse(`\n *   { field(arg: \"1\", arg: \"2\") }\n * `);\n * const invalidErrors = validate(schema, invalidDocument, [\n *   UniqueArgumentNamesRule,\n * ]);\n *\n * invalidErrors.length; // => 1\n *\n * const validDocument = parse(`\n *   { field(arg: \"1\") }\n * `);\n * const validErrors = validate(schema, validDocument, [UniqueArgumentNamesRule]);\n *\n * validErrors; // => []\n * ```\n */\nexport function UniqueArgumentNamesRule(\n  context: ASTValidationContext,\n): ASTVisitor {\n  return {\n    Field: checkArgUniqueness,\n    Directive: checkArgUniqueness,\n  };\n\n  function checkArgUniqueness(parentNode: {\n    arguments?: ReadonlyArray<ArgumentNode> | undefined;\n  }) {\n    const argumentNodes = parentNode.arguments ?? [];\n\n    const seenArgs = groupBy(argumentNodes, (arg) => arg.name.value);\n\n    for (const [argName, argNodes] of seenArgs) {\n      if (argNodes.length > 1) {\n        context.reportError(\n          new GraphQLError(\n            `There can be only one argument named \"${argName}\".`,\n            { nodes: argNodes.map((node) => node.name) },\n          ),\n        );\n      }\n    }\n  }\n}\n"]}