@graphql-tools/merge
Version:
A set of utils for faster development of GraphQL tools
84 lines (83 loc) • 4.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.mergeGraphQLNodes = exports.isNamedDefinitionNode = exports.schemaDefSymbol = void 0;
const graphql_1 = require("graphql");
const utils_1 = require("@graphql-tools/utils");
const directives_js_1 = require("./directives.js");
const enum_js_1 = require("./enum.js");
const input_type_js_1 = require("./input-type.js");
const interface_js_1 = require("./interface.js");
const scalar_js_1 = require("./scalar.js");
const schema_def_js_1 = require("./schema-def.js");
const type_js_1 = require("./type.js");
const union_js_1 = require("./union.js");
exports.schemaDefSymbol = 'SCHEMA_DEF_SYMBOL';
function isNamedDefinitionNode(definitionNode) {
return 'name' in definitionNode;
}
exports.isNamedDefinitionNode = isNamedDefinitionNode;
function mergeGraphQLNodes(nodes, config, directives = {}) {
const mergedResultMap = directives;
for (const nodeDefinition of nodes) {
if (isNamedDefinitionNode(nodeDefinition)) {
const name = nodeDefinition.name?.value;
if (config?.commentDescriptions) {
(0, utils_1.collectComment)(nodeDefinition);
}
if (name == null) {
continue;
}
if (config?.exclusions?.includes(name + '.*') || config?.exclusions?.includes(name)) {
delete mergedResultMap[name];
}
else {
switch (nodeDefinition.kind) {
case graphql_1.Kind.OBJECT_TYPE_DEFINITION:
case graphql_1.Kind.OBJECT_TYPE_EXTENSION:
mergedResultMap[name] = (0, type_js_1.mergeType)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.ENUM_TYPE_DEFINITION:
case graphql_1.Kind.ENUM_TYPE_EXTENSION:
mergedResultMap[name] = (0, enum_js_1.mergeEnum)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.UNION_TYPE_DEFINITION:
case graphql_1.Kind.UNION_TYPE_EXTENSION:
mergedResultMap[name] = (0, union_js_1.mergeUnion)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.SCALAR_TYPE_DEFINITION:
case graphql_1.Kind.SCALAR_TYPE_EXTENSION:
mergedResultMap[name] = (0, scalar_js_1.mergeScalar)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.INPUT_OBJECT_TYPE_DEFINITION:
case graphql_1.Kind.INPUT_OBJECT_TYPE_EXTENSION:
mergedResultMap[name] = (0, input_type_js_1.mergeInputType)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.INTERFACE_TYPE_DEFINITION:
case graphql_1.Kind.INTERFACE_TYPE_EXTENSION:
mergedResultMap[name] = (0, interface_js_1.mergeInterface)(nodeDefinition, mergedResultMap[name], config, directives);
break;
case graphql_1.Kind.DIRECTIVE_DEFINITION:
if (mergedResultMap[name]) {
const isInheritedFromPrototype = name in {}; // i.e. toString
if (isInheritedFromPrototype) {
if (!isASTNode(mergedResultMap[name])) {
mergedResultMap[name] = undefined;
}
}
}
mergedResultMap[name] = (0, directives_js_1.mergeDirective)(nodeDefinition, mergedResultMap[name]);
break;
}
}
}
else if (nodeDefinition.kind === graphql_1.Kind.SCHEMA_DEFINITION ||
nodeDefinition.kind === graphql_1.Kind.SCHEMA_EXTENSION) {
mergedResultMap[exports.schemaDefSymbol] = (0, schema_def_js_1.mergeSchemaDefs)(nodeDefinition, mergedResultMap[exports.schemaDefSymbol], config);
}
}
return mergedResultMap;
}
exports.mergeGraphQLNodes = mergeGraphQLNodes;
function isASTNode(node) {
return (node != null && typeof node === 'object' && 'kind' in node && typeof node.kind === 'string');
}