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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.typeIncompatibleSpreadMessage = typeIncompatibleSpreadMessage;
- exports.typeIncompatibleAnonSpreadMessage = typeIncompatibleAnonSpreadMessage;
- exports.PossibleFragmentSpreads = PossibleFragmentSpreads;
- var _inspect = _interopRequireDefault(require("../../jsutils/inspect"));
- var _GraphQLError = require("../../error/GraphQLError");
- var _definition = require("../../type/definition");
- var _typeFromAST = require("../../utilities/typeFromAST");
- var _typeComparators = require("../../utilities/typeComparators");
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- function typeIncompatibleSpreadMessage(fragName, parentType, fragType) {
- return "Fragment \"".concat(fragName, "\" cannot be spread here as objects of type \"").concat(parentType, "\" can never be of type \"").concat(fragType, "\".");
- }
- function typeIncompatibleAnonSpreadMessage(parentType, fragType) {
- return "Fragment cannot be spread here as objects of type \"".concat(parentType, "\" can never be of type \"").concat(fragType, "\".");
- }
- function PossibleFragmentSpreads(context) {
- return {
- InlineFragment: function InlineFragment(node) {
- var fragType = context.getType();
- var parentType = context.getParentType();
- if ((0, _definition.isCompositeType)(fragType) && (0, _definition.isCompositeType)(parentType) && !(0, _typeComparators.doTypesOverlap)(context.getSchema(), fragType, parentType)) {
- context.reportError(new _GraphQLError.GraphQLError(typeIncompatibleAnonSpreadMessage((0, _inspect.default)(parentType), (0, _inspect.default)(fragType)), node));
- }
- },
- FragmentSpread: function FragmentSpread(node) {
- var fragName = node.name.value;
- var fragType = getFragmentType(context, fragName);
- var parentType = context.getParentType();
- if (fragType && parentType && !(0, _typeComparators.doTypesOverlap)(context.getSchema(), fragType, parentType)) {
- context.reportError(new _GraphQLError.GraphQLError(typeIncompatibleSpreadMessage(fragName, (0, _inspect.default)(parentType), (0, _inspect.default)(fragType)), node));
- }
- }
- };
- }
- function getFragmentType(context, name) {
- var frag = context.getFragment(name);
- if (frag) {
- var type = (0, _typeFromAST.typeFromAST)(context.getSchema(), frag.typeCondition);
- if ((0, _definition.isCompositeType)(type)) {
- return type;
- }
- }
- }
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