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node_modules/graphql-tools/dist/generate/assertResolveFunctionsPresent.js

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+Object.defineProperty(exports, "__esModule", { value: true });
+var graphql_1 = require("graphql");
+var _1 = require(".");
+function assertResolveFunctionsPresent(schema, resolverValidationOptions) {
+    if (resolverValidationOptions === void 0) { resolverValidationOptions = {}; }
+    var _a = resolverValidationOptions.requireResolversForArgs, requireResolversForArgs = _a === void 0 ? false : _a, _b = resolverValidationOptions.requireResolversForNonScalar, requireResolversForNonScalar = _b === void 0 ? false : _b, _c = resolverValidationOptions.requireResolversForAllFields, requireResolversForAllFields = _c === void 0 ? false : _c;
+    if (requireResolversForAllFields &&
+        (requireResolversForArgs || requireResolversForNonScalar)) {
+        throw new TypeError('requireResolversForAllFields takes precedence over the more specific assertions. ' +
+            'Please configure either requireResolversForAllFields or requireResolversForArgs / ' +
+            'requireResolversForNonScalar, but not a combination of them.');
+    }
+    _1.forEachField(schema, function (field, typeName, fieldName) {
+        // requires a resolve function for *every* field.
+        if (requireResolversForAllFields) {
+            expectResolveFunction(field, typeName, fieldName);
+        }
+        // requires a resolve function on every field that has arguments
+        if (requireResolversForArgs && field.args.length > 0) {
+            expectResolveFunction(field, typeName, fieldName);
+        }
+        // requires a resolve function on every field that returns a non-scalar type
+        if (requireResolversForNonScalar &&
+            !(graphql_1.getNamedType(field.type) instanceof graphql_1.GraphQLScalarType)) {
+            expectResolveFunction(field, typeName, fieldName);
+        }
+    });
+}
+function expectResolveFunction(field, typeName, fieldName) {
+    if (!field.resolve) {
+        console.warn(
+        // tslint:disable-next-line: max-line-length
+        "Resolve function missing for \"" + typeName + "." + fieldName + "\". To disable this warning check https://github.com/apollostack/graphql-tools/issues/131");
+        return;
+    }
+    if (typeof field.resolve !== 'function') {
+        throw new _1.SchemaError("Resolver \"" + typeName + "." + fieldName + "\" must be a function");
+    }
+}
+exports.default = assertResolveFunctionsPresent;
+//# sourceMappingURL=assertResolveFunctionsPresent.js.map