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node_modules/graphql-tools/dist/transforms/visitSchema.js

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+var __spreadArrays = (this && this.__spreadArrays) || function () {
+    for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
+    for (var r = Array(s), k = 0, i = 0; i < il; i++)
+        for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
+            r[k] = a[j];
+    return r;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+var graphql_1 = require("graphql");
+var schemaRecreation_1 = require("../stitching/schemaRecreation");
+var VisitSchemaKind;
+(function (VisitSchemaKind) {
+    VisitSchemaKind["TYPE"] = "VisitSchemaKind.TYPE";
+    VisitSchemaKind["SCALAR_TYPE"] = "VisitSchemaKind.SCALAR_TYPE";
+    VisitSchemaKind["ENUM_TYPE"] = "VisitSchemaKind.ENUM_TYPE";
+    VisitSchemaKind["COMPOSITE_TYPE"] = "VisitSchemaKind.COMPOSITE_TYPE";
+    VisitSchemaKind["OBJECT_TYPE"] = "VisitSchemaKind.OBJECT_TYPE";
+    VisitSchemaKind["INPUT_OBJECT_TYPE"] = "VisitSchemaKind.INPUT_OBJECT_TYPE";
+    VisitSchemaKind["ABSTRACT_TYPE"] = "VisitSchemaKind.ABSTRACT_TYPE";
+    VisitSchemaKind["UNION_TYPE"] = "VisitSchemaKind.UNION_TYPE";
+    VisitSchemaKind["INTERFACE_TYPE"] = "VisitSchemaKind.INTERFACE_TYPE";
+    VisitSchemaKind["ROOT_OBJECT"] = "VisitSchemaKind.ROOT_OBJECT";
+    VisitSchemaKind["QUERY"] = "VisitSchemaKind.QUERY";
+    VisitSchemaKind["MUTATION"] = "VisitSchemaKind.MUTATION";
+    VisitSchemaKind["SUBSCRIPTION"] = "VisitSchemaKind.SUBSCRIPTION";
+})(VisitSchemaKind = exports.VisitSchemaKind || (exports.VisitSchemaKind = {}));
+function visitSchema(schema, visitor, stripResolvers) {
+    var types = {};
+    var resolveType = schemaRecreation_1.createResolveType(function (name) {
+        if (typeof types[name] === 'undefined') {
+            throw new Error("Can't find type " + name + ".");
+        }
+        return types[name];
+    });
+    var queryType = schema.getQueryType();
+    var mutationType = schema.getMutationType();
+    var subscriptionType = schema.getSubscriptionType();
+    var typeMap = schema.getTypeMap();
+    Object.keys(typeMap).map(function (typeName) {
+        var type = typeMap[typeName];
+        if (graphql_1.isNamedType(type) && graphql_1.getNamedType(type).name.slice(0, 2) !== '__') {
+            var specifiers = getTypeSpecifiers(type, schema);
+            var typeVisitor = getVisitor(visitor, specifiers);
+            if (typeVisitor) {
+                var result = typeVisitor(type, schema);
+                if (typeof result === 'undefined') {
+                    types[typeName] = schemaRecreation_1.recreateType(type, resolveType, !stripResolvers);
+                }
+                else if (result === null) {
+                    types[typeName] = null;
+                }
+                else {
+                    types[typeName] = schemaRecreation_1.recreateType(result, resolveType, !stripResolvers);
+                }
+            }
+            else {
+                types[typeName] = schemaRecreation_1.recreateType(type, resolveType, !stripResolvers);
+            }
+        }
+    });
+    return new graphql_1.GraphQLSchema({
+        query: queryType ? types[queryType.name] : null,
+        mutation: mutationType
+            ? types[mutationType.name]
+            : null,
+        subscription: subscriptionType
+            ? types[subscriptionType.name]
+            : null,
+        types: Object.keys(types).map(function (name) { return types[name]; }),
+    });
+}
+exports.visitSchema = visitSchema;
+function getTypeSpecifiers(type, schema) {
+    var specifiers = [VisitSchemaKind.TYPE];
+    if (type instanceof graphql_1.GraphQLObjectType) {
+        specifiers.unshift(VisitSchemaKind.COMPOSITE_TYPE, VisitSchemaKind.OBJECT_TYPE);
+        var query = schema.getQueryType();
+        var mutation = schema.getMutationType();
+        var subscription = schema.getSubscriptionType();
+        if (type === query) {
+            specifiers.push(VisitSchemaKind.ROOT_OBJECT, VisitSchemaKind.QUERY);
+        }
+        else if (type === mutation) {
+            specifiers.push(VisitSchemaKind.ROOT_OBJECT, VisitSchemaKind.MUTATION);
+        }
+        else if (type === subscription) {
+            specifiers.push(VisitSchemaKind.ROOT_OBJECT, VisitSchemaKind.SUBSCRIPTION);
+        }
+    }
+    else if (type instanceof graphql_1.GraphQLInputObjectType) {
+        specifiers.push(VisitSchemaKind.INPUT_OBJECT_TYPE);
+    }
+    else if (type instanceof graphql_1.GraphQLInterfaceType) {
+        specifiers.push(VisitSchemaKind.COMPOSITE_TYPE, VisitSchemaKind.ABSTRACT_TYPE, VisitSchemaKind.INTERFACE_TYPE);
+    }
+    else if (type instanceof graphql_1.GraphQLUnionType) {
+        specifiers.push(VisitSchemaKind.COMPOSITE_TYPE, VisitSchemaKind.ABSTRACT_TYPE, VisitSchemaKind.UNION_TYPE);
+    }
+    else if (type instanceof graphql_1.GraphQLEnumType) {
+        specifiers.push(VisitSchemaKind.ENUM_TYPE);
+    }
+    else if (type instanceof graphql_1.GraphQLScalarType) {
+        specifiers.push(VisitSchemaKind.SCALAR_TYPE);
+    }
+    return specifiers;
+}
+function getVisitor(visitor, specifiers) {
+    var typeVisitor = null;
+    var stack = __spreadArrays(specifiers);
+    while (!typeVisitor && stack.length > 0) {
+        var next = stack.pop();
+        typeVisitor = visitor[next];
+    }
+    return typeVisitor;
+}
+//# sourceMappingURL=visitSchema.js.map