Initialisation

Added the packages and files for the backend server

node_modules/graphql/validation/rules/custom/NoDeprecatedCustomRule.mjs

@@ -0,0 +1,117 @@
+import { invariant } from '../../../jsutils/invariant.mjs';
+import { GraphQLError } from '../../../error/GraphQLError.mjs';
+import { getNamedType, isInputObjectType } from '../../../type/definition.mjs';
+
+/**
+ * No deprecated
+ *
+ * A GraphQL document is only valid if all selected fields and all used enum values have not been
+ * deprecated.
+ *
+ * Note: This rule is optional and is not part of the Validation section of the GraphQL
+ * Specification. The main purpose of this rule is detection of deprecated usages and not
+ * necessarily to forbid their use when querying a service.
+ */
+export function NoDeprecatedCustomRule(context) {
+  return {
+    Field(node) {
+      const fieldDef = context.getFieldDef();
+      const deprecationReason =
+        fieldDef === null || fieldDef === void 0
+          ? void 0
+          : fieldDef.deprecationReason;
+
+      if (fieldDef && deprecationReason != null) {
+        const parentType = context.getParentType();
+        parentType != null || invariant(false);
+        context.reportError(
+          new GraphQLError(
+            `The field ${parentType.name}.${fieldDef.name} is deprecated. ${deprecationReason}`,
+            {
+              nodes: node,
+            },
+          ),
+        );
+      }
+    },
+
+    Argument(node) {
+      const argDef = context.getArgument();
+      const deprecationReason =
+        argDef === null || argDef === void 0
+          ? void 0
+          : argDef.deprecationReason;
+
+      if (argDef && deprecationReason != null) {
+        const directiveDef = context.getDirective();
+
+        if (directiveDef != null) {
+          context.reportError(
+            new GraphQLError(
+              `Directive "@${directiveDef.name}" argument "${argDef.name}" is deprecated. ${deprecationReason}`,
+              {
+                nodes: node,
+              },
+            ),
+          );
+        } else {
+          const parentType = context.getParentType();
+          const fieldDef = context.getFieldDef();
+          (parentType != null && fieldDef != null) || invariant(false);
+          context.reportError(
+            new GraphQLError(
+              `Field "${parentType.name}.${fieldDef.name}" argument "${argDef.name}" is deprecated. ${deprecationReason}`,
+              {
+                nodes: node,
+              },
+            ),
+          );
+        }
+      }
+    },
+
+    ObjectField(node) {
+      const inputObjectDef = getNamedType(context.getParentInputType());
+
+      if (isInputObjectType(inputObjectDef)) {
+        const inputFieldDef = inputObjectDef.getFields()[node.name.value];
+        const deprecationReason =
+          inputFieldDef === null || inputFieldDef === void 0
+            ? void 0
+            : inputFieldDef.deprecationReason;
+
+        if (deprecationReason != null) {
+          context.reportError(
+            new GraphQLError(
+              `The input field ${inputObjectDef.name}.${inputFieldDef.name} is deprecated. ${deprecationReason}`,
+              {
+                nodes: node,
+              },
+            ),
+          );
+        }
+      }
+    },
+
+    EnumValue(node) {
+      const enumValueDef = context.getEnumValue();
+      const deprecationReason =
+        enumValueDef === null || enumValueDef === void 0
+          ? void 0
+          : enumValueDef.deprecationReason;
+
+      if (enumValueDef && deprecationReason != null) {
+        const enumTypeDef = getNamedType(context.getInputType());
+        enumTypeDef != null || invariant(false);
+        context.reportError(
+          new GraphQLError(
+            `The enum value "${enumTypeDef.name}.${enumValueDef.name}" is deprecated. ${deprecationReason}`,
+            {
+              nodes: node,
+            },
+          ),
+        );
+      }
+    },
+  };
+}