graphql-typed-client
Version:
A tool that generates a strongly typed client library for any GraphQL endpoint. The client allows writing GraphQL queries as plain JS objects (with type safety, awesome code completion experience, custom scalar type mapping, type guards and more)
56 lines • 2.15 kB
JavaScript
;
var __spreadArrays = (this && this.__spreadArrays) || function () {
for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
for (var r = Array(s), k = 0, i = 0; i < il; i++)
for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
r[k] = a[j];
return r;
};
Object.defineProperty(exports, "__esModule", { value: true });
var newChain = function (path) {
if (path === void 0) { path = []; }
var chain = (function () { });
chain.path = path;
return chain;
};
var pathToRequest = function (path, executeFields) {
var _a;
if (path.length === 0)
return undefined;
var _b = path[0], field = _b[0], arg = _b[1], rest = path.slice(1);
var nextFields = pathToRequest(rest, executeFields) || executeFields;
return _a = {},
_a[field] = arg
? nextFields && typeof nextFields !== 'boolean' && typeof nextFields !== 'number'
? [arg, nextFields]
: [arg]
: nextFields
? nextFields
: 1,
_a;
};
var wrapInProxy = function (chain, onExecute) {
return new Proxy(chain, {
get: function (target, prop) {
if (typeof prop !== 'string')
throw new Error('property is not a string');
if (prop === 'execute') {
return function (fields, defaultValue) {
return onExecute(target.path.map(function (i) { return i[0]; }), pathToRequest(target.path, fields), defaultValue);
};
}
else {
var newPath = __spreadArrays(target.path, [[prop]]);
return wrapInProxy(newChain(newPath), onExecute);
}
},
apply: function (target, _, argArray) {
var newPath = __spreadArrays(target.path.slice(0, -1), [[target.path[target.path.length - 1][0], argArray[0]]]);
return wrapInProxy(newChain(newPath), onExecute);
},
});
};
exports.chain = function (onExecute) {
return wrapInProxy(newChain(), onExecute);
};
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