graphql/validation/rules/UniqueDirectivesPerLocationRule.mjs.map

A Query Language and Runtime which can target any service.

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schema.getDirectives()\n    : specifiedDirectives;\n  for (const directive of definedDirectives) {\n    uniqueDirectiveMap.set(directive.name, !directive.isRepeatable);\n  }\n\n  const astDefinitions = context.getDocument().definitions;\n  for (const def of astDefinitions) {\n    if (def.kind === Kind.DIRECTIVE_DEFINITION) {\n      uniqueDirectiveMap.set(def.name.value, !def.repeatable);\n    }\n  }\n\n  const schemaDirectives = new Map<string, DirectiveNode>();\n  const typeDirectivesMap = new Map<string, Map<string, DirectiveNode>>();\n  const directiveDirectivesMap = new Map<string, Map<string, DirectiveNode>>();\n\n  return {\n    // Many different AST nodes may contain directives. Rather than listing\n    // them all, just listen for entering any node, and check to see if it\n    // defines any directives.\n    enter(node) {\n      if (!('directives' in node) || !node.directives) {\n        return;\n      }\n\n      let seenDirectives;\n      if (\n        node.kind === Kind.SCHEMA_DEFINITION ||\n        node.kind === Kind.SCHEMA_EXTENSION\n      ) {\n        seenDirectives = schemaDirectives;\n      } else if (isTypeDefinitionNode(node) || isTypeExtensionNode(node)) {\n        const typeName = node.name.value;\n        seenDirectives = typeDirectivesMap.get(typeName);\n        if (seenDirectives === undefined) {\n          seenDirectives = new Map();\n          typeDirectivesMap.set(typeName, seenDirectives);\n        }\n      } else if (\n        node.kind === Kind.DIRECTIVE_DEFINITION ||\n        node.kind === Kind.DIRECTIVE_EXTENSION\n      ) {\n        const directiveName = node.name.value;\n        seenDirectives = directiveDirectivesMap.get(directiveName);\n        if (seenDirectives === undefined) {\n          seenDirectives = new Map();\n          directiveDirectivesMap.set(directiveName, seenDirectives);\n        }\n      } else {\n        seenDirectives = new Map();\n      }\n\n      for (const directive of node.directives) {\n        const directiveName = directive.name.value;\n\n        if (uniqueDirectiveMap.get(directiveName) === true) {\n          const seenDirective = seenDirectives.get(directiveName);\n          if (seenDirective != null) {\n            context.reportError(\n              new GraphQLError(\n                `The directive \"@${directiveName}\" can only be used once at this location.`,\n                { nodes: [seenDirective, directive] },\n              ),\n            );\n          } else {\n            seenDirectives.set(directiveName, directive);\n          }\n        }\n      }\n    },\n  };\n}\n"]}