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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.unusedVariableMessage = unusedVariableMessage;
- exports.NoUnusedVariables = NoUnusedVariables;
- var _GraphQLError = require("../../error/GraphQLError");
- function unusedVariableMessage(varName, opName) {
- return opName ? "Variable \"$".concat(varName, "\" is never used in operation \"").concat(opName, "\".") : "Variable \"$".concat(varName, "\" is never used.");
- }
- function NoUnusedVariables(context) {
- var variableDefs = [];
- return {
- OperationDefinition: {
- enter: function enter() {
- variableDefs = [];
- },
- leave: function leave(operation) {
- var variableNameUsed = Object.create(null);
- var usages = context.getRecursiveVariableUsages(operation);
- var opName = operation.name ? operation.name.value : null;
- for (var _i2 = 0; _i2 < usages.length; _i2++) {
- var _ref2 = usages[_i2];
- var node = _ref2.node;
- variableNameUsed[node.name.value] = true;
- }
- for (var _i4 = 0, _variableDefs2 = variableDefs; _i4 < _variableDefs2.length; _i4++) {
- var variableDef = _variableDefs2[_i4];
- var variableName = variableDef.variable.name.value;
- if (variableNameUsed[variableName] !== true) {
- context.reportError(new _GraphQLError.GraphQLError(unusedVariableMessage(variableName, opName), variableDef));
- }
- }
- }
- },
- VariableDefinition: function VariableDefinition(def) {
- variableDefs.push(def);
- }
- };
- }
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