Initialisation

Added the packages and files for the backend server

node_modules/@graphql-tools/utils/esm/extractExtensionsFromSchema.js

@@ -0,0 +1,59 @@
+import { mapSchema } from './mapSchema.js';
+import { MapperKind } from './Interfaces.js';
+export function extractExtensionsFromSchema(schema) {
+    const result = {
+        schemaExtensions: schema.extensions || {},
+        types: {},
+    };
+    mapSchema(schema, {
+        [MapperKind.OBJECT_TYPE]: type => {
+            result.types[type.name] = { fields: {}, type: 'object', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.INTERFACE_TYPE]: type => {
+            result.types[type.name] = { fields: {}, type: 'interface', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.FIELD]: (field, fieldName, typeName) => {
+            result.types[typeName].fields[fieldName] = {
+                arguments: {},
+                extensions: field.extensions || {},
+            };
+            const args = field.args;
+            if (args != null) {
+                for (const argName in args) {
+                    result.types[typeName].fields[fieldName].arguments[argName] =
+                        args[argName].extensions || {};
+                }
+            }
+            return field;
+        },
+        [MapperKind.ENUM_TYPE]: type => {
+            result.types[type.name] = { values: {}, type: 'enum', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.ENUM_VALUE]: (value, typeName, _schema, valueName) => {
+            result.types[typeName].values[valueName] = value.extensions || {};
+            return value;
+        },
+        [MapperKind.SCALAR_TYPE]: type => {
+            result.types[type.name] = { type: 'scalar', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.UNION_TYPE]: type => {
+            result.types[type.name] = { type: 'union', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.INPUT_OBJECT_TYPE]: type => {
+            result.types[type.name] = { fields: {}, type: 'input', extensions: type.extensions || {} };
+            return type;
+        },
+        [MapperKind.INPUT_OBJECT_FIELD]: (field, fieldName, typeName) => {
+            result.types[typeName].fields[fieldName] = {
+                extensions: field.extensions || {},
+            };
+            return field;
+        },
+    });
+    return result;
+}