@graphql-tools/stitching-directives
Version:
A set of utils for faster development of GraphQL tools
28 lines (27 loc) • 1.02 kB
JavaScript
import { Kind } from 'graphql';
export function pathsFromSelectionSet(selectionSet, path = []) {
var _a;
const paths = [];
for (const selection of selectionSet.selections) {
const additions = (_a = pathsFromSelection(selection, path)) !== null && _a !== void 0 ? _a : [];
for (const addition of additions) {
paths.push(addition);
}
}
return paths;
}
function pathsFromSelection(selection, path) {
var _a, _b;
if (selection.kind === Kind.FIELD) {
const responseKey = (_b = (_a = selection.alias) === null || _a === void 0 ? void 0 : _a.value) !== null && _b !== void 0 ? _b : selection.name.value;
if (selection.selectionSet) {
return pathsFromSelectionSet(selection.selectionSet, path.concat([responseKey]));
}
else {
return [path.concat([responseKey])];
}
}
else if (selection.kind === Kind.INLINE_FRAGMENT) {
return pathsFromSelectionSet(selection.selectionSet, path);
}
}