1 | var __assign = (this && this.__assign) || function () {
|
2 | __assign = Object.assign || function(t) {
|
3 | for (var s, i = 1, n = arguments.length; i < n; i++) {
|
4 | s = arguments[i];
|
5 | for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
|
6 | t[p] = s[p];
|
7 | }
|
8 | return t;
|
9 | };
|
10 | return __assign.apply(this, arguments);
|
11 | };
|
12 | Object.defineProperty(exports, "__esModule", { value: true });
|
13 | var graphql_1 = require("graphql");
|
14 | var ExtractField = (function () {
|
15 | function ExtractField(_a) {
|
16 | var from = _a.from, to = _a.to;
|
17 | this.from = from;
|
18 | this.to = to;
|
19 | }
|
20 | ExtractField.prototype.transformRequest = function (originalRequest) {
|
21 | var _a, _b;
|
22 | var fromSelection;
|
23 | var ourPathFrom = JSON.stringify(this.from);
|
24 | var ourPathTo = JSON.stringify(this.to);
|
25 | var fieldPath = [];
|
26 | graphql_1.visit(originalRequest.document, (_a = {},
|
27 | _a[graphql_1.Kind.FIELD] = {
|
28 | enter: function (node) {
|
29 | fieldPath.push(node.name.value);
|
30 | if (ourPathFrom === JSON.stringify(fieldPath)) {
|
31 | fromSelection = node.selectionSet;
|
32 | return graphql_1.BREAK;
|
33 | }
|
34 | },
|
35 | leave: function (node) {
|
36 | fieldPath.pop();
|
37 | },
|
38 | },
|
39 | _a));
|
40 | fieldPath = [];
|
41 | var newDocument = graphql_1.visit(originalRequest.document, (_b = {},
|
42 | _b[graphql_1.Kind.FIELD] = {
|
43 | enter: function (node) {
|
44 | fieldPath.push(node.name.value);
|
45 | if (ourPathTo === JSON.stringify(fieldPath) && fromSelection) {
|
46 | return __assign({}, node, { selectionSet: fromSelection });
|
47 | }
|
48 | },
|
49 | leave: function (node) {
|
50 | fieldPath.pop();
|
51 | },
|
52 | },
|
53 | _b));
|
54 | return __assign({}, originalRequest, { document: newDocument });
|
55 | };
|
56 | return ExtractField;
|
57 | }());
|
58 | exports.default = ExtractField;
|
59 |
|
\ | No newline at end of file |