@graphql-tools/utils
Version:
Common package containing utils and types for GraphQL tools
87 lines (86 loc) • 4.23 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDirectiveExtensions = getDirectiveExtensions;
const graphql_1 = require("graphql");
const getArgumentValues_js_1 = require("./getArgumentValues.js");
const memoize_js_1 = require("./memoize.js");
function getDirectiveExtensions(directableObj, schema, pathToDirectivesInExtensions = ['directives']) {
const directiveExtensions = {};
if (directableObj.extensions) {
let directivesInExtensions = directableObj.extensions;
for (const pathSegment of pathToDirectivesInExtensions) {
directivesInExtensions = directivesInExtensions?.[pathSegment];
}
if (directivesInExtensions != null) {
for (const directiveNameProp in directivesInExtensions) {
const directiveObjs = directivesInExtensions[directiveNameProp];
const directiveName = directiveNameProp;
if (Array.isArray(directiveObjs)) {
for (const directiveObj of directiveObjs) {
let existingDirectiveExtensions = directiveExtensions[directiveName];
if (!existingDirectiveExtensions) {
existingDirectiveExtensions = [];
directiveExtensions[directiveName] = existingDirectiveExtensions;
}
existingDirectiveExtensions.push(directiveObj);
}
}
else {
let existingDirectiveExtensions = directiveExtensions[directiveName];
if (!existingDirectiveExtensions) {
existingDirectiveExtensions = [];
directiveExtensions[directiveName] = existingDirectiveExtensions;
}
existingDirectiveExtensions.push(directiveObjs);
}
}
}
}
const memoizedStringify = (0, memoize_js_1.memoize1)(obj => JSON.stringify(obj));
const astNodes = [];
if (directableObj.astNode) {
astNodes.push(directableObj.astNode);
}
if (directableObj.extensionASTNodes) {
astNodes.push(...directableObj.extensionASTNodes);
}
for (const astNode of astNodes) {
if (astNode.directives?.length) {
for (const directive of astNode.directives) {
const directiveName = directive.name.value;
let existingDirectiveExtensions = directiveExtensions[directiveName];
if (!existingDirectiveExtensions) {
existingDirectiveExtensions = [];
directiveExtensions[directiveName] = existingDirectiveExtensions;
}
const directiveInSchema = schema?.getDirective(directiveName);
let value = {};
if (directiveInSchema) {
value = (0, getArgumentValues_js_1.getArgumentValues)(directiveInSchema, directive);
}
if (directive.arguments) {
for (const argNode of directive.arguments) {
const argName = argNode.name.value;
if (value[argName] == null) {
const argInDirective = directiveInSchema?.args.find(arg => arg.name === argName);
if (argInDirective) {
value[argName] = (0, graphql_1.valueFromAST)(argNode.value, argInDirective.type);
}
}
if (value[argName] == null) {
value[argName] = (0, graphql_1.valueFromASTUntyped)(argNode.value);
}
}
}
if (astNodes.length > 0 && existingDirectiveExtensions.length > 0) {
const valStr = memoizedStringify(value);
if (existingDirectiveExtensions.some(val => memoizedStringify(val) === valStr)) {
continue;
}
}
existingDirectiveExtensions.push(value);
}
}
}
return directiveExtensions;
}