83 lines
2.7 KiB
JavaScript
83 lines
2.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.duplicateEnumValueNameMessage = duplicateEnumValueNameMessage;
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exports.existedEnumValueNameMessage = existedEnumValueNameMessage;
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exports.UniqueEnumValueNames = UniqueEnumValueNames;
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var _GraphQLError = require("../../error/GraphQLError");
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var _definition = require("../../type/definition");
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function duplicateEnumValueNameMessage(typeName, valueName) {
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return "Enum value \"".concat(typeName, ".").concat(valueName, "\" can only be defined once.");
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}
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function existedEnumValueNameMessage(typeName, valueName) {
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return "Enum value \"".concat(typeName, ".").concat(valueName, "\" already exists in the schema. It cannot also be defined in this type extension.");
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}
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/**
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* Unique enum value names
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*
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* A GraphQL enum type is only valid if all its values are uniquely named.
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*/
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function UniqueEnumValueNames(context) {
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var schema = context.getSchema();
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var existingTypeMap = schema ? schema.getTypeMap() : Object.create(null);
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var knownValueNames = Object.create(null);
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return {
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EnumTypeDefinition: checkValueUniqueness,
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EnumTypeExtension: checkValueUniqueness
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};
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function checkValueUniqueness(node) {
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var typeName = node.name.value;
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if (!knownValueNames[typeName]) {
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knownValueNames[typeName] = Object.create(null);
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}
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if (node.values) {
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var valueNames = knownValueNames[typeName];
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var _iteratorNormalCompletion = true;
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var _didIteratorError = false;
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var _iteratorError = undefined;
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try {
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for (var _iterator = node.values[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
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var valueDef = _step.value;
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var valueName = valueDef.name.value;
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var existingType = existingTypeMap[typeName];
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if ((0, _definition.isEnumType)(existingType) && existingType.getValue(valueName)) {
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context.reportError(new _GraphQLError.GraphQLError(existedEnumValueNameMessage(typeName, valueName), valueDef.name));
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} else if (valueNames[valueName]) {
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context.reportError(new _GraphQLError.GraphQLError(duplicateEnumValueNameMessage(typeName, valueName), [valueNames[valueName], valueDef.name]));
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} else {
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valueNames[valueName] = valueDef.name;
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}
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}
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} catch (err) {
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_didIteratorError = true;
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_iteratorError = err;
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} finally {
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try {
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if (!_iteratorNormalCompletion && _iterator.return != null) {
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_iterator.return();
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}
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} finally {
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if (_didIteratorError) {
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throw _iteratorError;
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}
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}
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}
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}
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return false;
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}
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}
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