MessagesForMacintosh/JS/node_modules/apollo-link/lib/linkUtils.js

122 lines
4.0 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var zen_observable_ts_1 = tslib_1.__importDefault(require("zen-observable-ts"));
var apollo_utilities_1 = require("apollo-utilities");
exports.getOperationName = apollo_utilities_1.getOperationName;
var ts_invariant_1 = require("ts-invariant");
function validateOperation(operation) {
var OPERATION_FIELDS = [
'query',
'operationName',
'variables',
'extensions',
'context',
];
for (var _i = 0, _a = Object.keys(operation); _i < _a.length; _i++) {
var key = _a[_i];
if (OPERATION_FIELDS.indexOf(key) < 0) {
throw new ts_invariant_1.InvariantError("illegal argument: " + key);
}
}
return operation;
}
exports.validateOperation = validateOperation;
var LinkError = (function (_super) {
tslib_1.__extends(LinkError, _super);
function LinkError(message, link) {
var _this = _super.call(this, message) || this;
_this.link = link;
return _this;
}
return LinkError;
}(Error));
exports.LinkError = LinkError;
function isTerminating(link) {
return link.request.length <= 1;
}
exports.isTerminating = isTerminating;
function toPromise(observable) {
var completed = false;
return new Promise(function (resolve, reject) {
observable.subscribe({
next: function (data) {
if (completed) {
ts_invariant_1.invariant.warn("Promise Wrapper does not support multiple results from Observable");
}
else {
completed = true;
resolve(data);
}
},
error: reject,
});
});
}
exports.toPromise = toPromise;
exports.makePromise = toPromise;
function fromPromise(promise) {
return new zen_observable_ts_1.default(function (observer) {
promise
.then(function (value) {
observer.next(value);
observer.complete();
})
.catch(observer.error.bind(observer));
});
}
exports.fromPromise = fromPromise;
function fromError(errorValue) {
return new zen_observable_ts_1.default(function (observer) {
observer.error(errorValue);
});
}
exports.fromError = fromError;
function transformOperation(operation) {
var transformedOperation = {
variables: operation.variables || {},
extensions: operation.extensions || {},
operationName: operation.operationName,
query: operation.query,
};
if (!transformedOperation.operationName) {
transformedOperation.operationName =
typeof transformedOperation.query !== 'string'
? apollo_utilities_1.getOperationName(transformedOperation.query)
: '';
}
return transformedOperation;
}
exports.transformOperation = transformOperation;
function createOperation(starting, operation) {
var context = tslib_1.__assign({}, starting);
var setContext = function (next) {
if (typeof next === 'function') {
context = tslib_1.__assign({}, context, next(context));
}
else {
context = tslib_1.__assign({}, context, next);
}
};
var getContext = function () { return (tslib_1.__assign({}, context)); };
Object.defineProperty(operation, 'setContext', {
enumerable: false,
value: setContext,
});
Object.defineProperty(operation, 'getContext', {
enumerable: false,
value: getContext,
});
Object.defineProperty(operation, 'toKey', {
enumerable: false,
value: function () { return getKey(operation); },
});
return operation;
}
exports.createOperation = createOperation;
function getKey(operation) {
var query = operation.query, variables = operation.variables, operationName = operation.operationName;
return JSON.stringify([operationName, query, variables]);
}
exports.getKey = getKey;
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