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77 changes: 54 additions & 23 deletions composition/src/ast/ast.ts
Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import {
BooleanValueNode,
ConstDirectiveNode,
ConstValueNode,
DirectiveDefinitionNode,
EnumTypeDefinitionNode,
Expand All @@ -10,6 +11,7 @@ import {
InputObjectTypeDefinitionNode,
InputValueDefinitionNode,
InterfaceTypeDefinitionNode,
InterfaceTypeExtensionNode,
IntValueNode,
Kind,
NamedTypeNode,
Expand All @@ -22,7 +24,6 @@ import {
UnionTypeDefinitionNode,
} from 'graphql';
import { federationUnexpectedNodeKindError } from '../errors/errors';
import { InterfaceTypeExtensionNode } from 'graphql/index';

function deepCopyFieldsAndInterfaces(
node: InterfaceTypeDefinitionNode | ObjectTypeDefinitionNode | ObjectTypeExtensionNode,
Expand Down Expand Up @@ -69,15 +70,36 @@ export function deepCopyTypeNode(node: TypeNode, parentName: string, fieldName:
throw new Error(`Field ${parentName}.${fieldName} has more than 30 layers of nesting, or there is a cyclical error.`);
}

export type MutableDirectiveDefinitionNode = {
arguments?: InputValueDefinitionNode[];
description?: StringValueNode;
kind: Kind.DIRECTIVE_DEFINITION;
locations: NameNode[];
name: NameNode;
repeatable: boolean;
};

export function directiveDefinitionNodeToMutable(node: DirectiveDefinitionNode): MutableDirectiveDefinitionNode {
return {
arguments: node.arguments ? [...node.arguments] : undefined,
description: node.description ? { ...node.description } : undefined,
kind: node.kind,
locations: [...node.locations],
name: { ...node.name },
repeatable: node.repeatable,
};
}

export type MutableEnumTypeDefinitionNode = {
description?: StringValueNode,
kind: Kind.ENUM_TYPE_DEFINITION,
name: NameNode,
values: MutableEnumValueDefinitionNode[],
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.ENUM_TYPE_DEFINITION;
name: NameNode;
values: MutableEnumValueDefinitionNode[];
};

export function enumTypeDefinitionNodeToMutable(node: EnumTypeDefinitionNode): MutableEnumTypeDefinitionNode {
const values: EnumValueDefinitionNode[] = [];
const values: MutableEnumValueDefinitionNode[] = [];
if (node.values) {
for (const value of node.values) {
values.push(enumValueDefinitionNodeToMutable(value));
Expand All @@ -93,6 +115,7 @@ export function enumTypeDefinitionNodeToMutable(node: EnumTypeDefinitionNode): M

export type MutableEnumValueDefinitionNode = {
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.ENUM_VALUE_DEFINITION;
name: NameNode;
};
Expand All @@ -106,18 +129,19 @@ export function enumValueDefinitionNodeToMutable(node: EnumValueDefinitionNode):
}

export type MutableFieldDefinitionNode = {
arguments: MutableInputValueDefinitionNode[],
description?: StringValueNode,
kind: Kind.FIELD_DEFINITION,
name: NameNode,
type: TypeNode,
arguments: MutableInputValueDefinitionNode[];
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.FIELD_DEFINITION;
name: NameNode;
type: TypeNode;
};

export function fieldDefinitionNodeToMutable(node: FieldDefinitionNode, parentName: string): MutableFieldDefinitionNode {
const args: MutableInputValueDefinitionNode[] = [];
if (node.arguments) {
for (const argument of node.arguments) {
args.push(inputValueDefinitionNodeToMutable(argument, node.name.value)); // TODO better error for arguments
args.push(inputValueDefinitionNodeToMutable(argument, node.name.value));
}
}
return {
Expand All @@ -130,7 +154,8 @@ export function fieldDefinitionNodeToMutable(node: FieldDefinitionNode, parentNa
}

export type MutableInputObjectTypeDefinitionNode = {
description?: StringValueNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
fields: InputValueDefinitionNode[];
kind: Kind.INPUT_OBJECT_TYPE_DEFINITION;
name: NameNode;
Expand All @@ -153,10 +178,11 @@ export function inputObjectTypeDefinitionNodeToMutable(node: InputObjectTypeDefi

export type MutableInputValueDefinitionNode = {
defaultValue?: ConstValueNode;
description?: StringValueNode,
kind: Kind.INPUT_VALUE_DEFINITION,
name: NameNode,
type: TypeNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.INPUT_VALUE_DEFINITION;
name: NameNode;
type: TypeNode;
}

export function inputValueDefinitionNodeToMutable(node: InputValueDefinitionNode, parentName: string): MutableInputValueDefinitionNode {
Expand All @@ -170,11 +196,12 @@ export function inputValueDefinitionNodeToMutable(node: InputValueDefinitionNode
}

export type MutableInterfaceTypeDefinitionNode = {
description?: StringValueNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
fields: FieldDefinitionNode[];
interfaces: NamedTypeNode[];
kind: Kind.INTERFACE_TYPE_DEFINITION,
name: NameNode,
kind: Kind.INTERFACE_TYPE_DEFINITION;
name: NameNode;
}

export function interfaceTypeDefinitionNodeToMutable(node: InterfaceTypeDefinitionNode): MutableInterfaceTypeDefinitionNode {
Expand All @@ -191,7 +218,8 @@ export function interfaceTypeDefinitionNodeToMutable(node: InterfaceTypeDefiniti
}

export type MutableObjectTypeDefinitionNode = {
description?: StringValueNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
fields: FieldDefinitionNode[];
interfaces: NamedTypeNode[];
kind: Kind.OBJECT_TYPE_DEFINITION;
Expand All @@ -212,7 +240,8 @@ export function objectTypeDefinitionNodeToMutable(node: ObjectTypeDefinitionNode
}

export type MutableObjectTypeExtensionNode = {
description?: StringValueNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
fields: FieldDefinitionNode[];
interfaces: NamedTypeNode[];
kind: Kind.OBJECT_TYPE_EXTENSION;
Expand Down Expand Up @@ -245,6 +274,7 @@ export function objectTypeExtensionNodeToMutableDefinitionNode(node: ObjectTypeE

export type MutableScalarTypeDefinitionNode = {
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.SCALAR_TYPE_DEFINITION;
name: NameNode;
};
Expand All @@ -266,7 +296,8 @@ export type MutableTypeNode = {
export const maximumTypeNesting = 30;

export type MutableUnionTypeDefinitionNode = {
description?: StringValueNode,
description?: StringValueNode;
directives?: ConstDirectiveNode[];
kind: Kind.UNION_TYPE_DEFINITION;
name: NameNode;
types: NamedTypeNode[];
Expand Down
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