51 lines
1.7 KiB
JavaScript
51 lines
1.7 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.noSubselectionAllowedMessage = noSubselectionAllowedMessage;
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exports.requiredSubselectionMessage = requiredSubselectionMessage;
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exports.ScalarLeafs = ScalarLeafs;
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var _inspect = _interopRequireDefault(require("../../jsutils/inspect"));
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var _GraphQLError = require("../../error/GraphQLError");
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var _definition = require("../../type/definition");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function noSubselectionAllowedMessage(fieldName, type) {
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return "Field \"".concat(fieldName, "\" must not have a selection since type \"").concat(type, "\" has no subfields.");
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}
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function requiredSubselectionMessage(fieldName, type) {
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return "Field \"".concat(fieldName, "\" of type \"").concat(type, "\" must have a selection of subfields. Did you mean \"").concat(fieldName, " { ... }\"?");
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}
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/**
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* Scalar leafs
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*
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* A GraphQL document is valid only if all leaf fields (fields without
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* sub selections) are of scalar or enum types.
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*/
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function ScalarLeafs(context) {
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return {
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Field: function Field(node) {
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var type = context.getType();
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var selectionSet = node.selectionSet;
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if (type) {
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if ((0, _definition.isLeafType)((0, _definition.getNamedType)(type))) {
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if (selectionSet) {
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context.reportError(new _GraphQLError.GraphQLError(noSubselectionAllowedMessage(node.name.value, (0, _inspect.default)(type)), selectionSet));
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}
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} else if (!selectionSet) {
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context.reportError(new _GraphQLError.GraphQLError(requiredSubselectionMessage(node.name.value, (0, _inspect.default)(type)), node));
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}
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}
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}
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};
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}
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