1 | "use strict";
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2 |
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3 | var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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4 |
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5 | Object.defineProperty(exports, "__esModule", {
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6 | value: true
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7 | });
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8 | exports.default = decodeResponse;
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9 |
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10 | var _assert = _interopRequireDefault(require("@polkadot/util/assert"));
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11 |
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12 | var _number = _interopRequireDefault(require("@polkadot/util/is/number"));
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13 |
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14 | var _undefined = _interopRequireDefault(require("@polkadot/util/is/undefined"));
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15 |
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16 |
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17 |
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18 |
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19 | function checkError(error) {
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20 | if (!error) {
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21 | return;
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22 | }
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23 |
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24 | const code = error.code,
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25 | message = error.message;
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26 | throw new Error(`[${code}]: ${message}`);
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27 | }
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28 |
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29 | function decodeResponse(self, response) {
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30 | (0, _assert.default)(response, 'Empty response object received');
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31 | (0, _assert.default)(response.jsonrpc === '2.0', 'Invalid jsonrpc field in decoded object');
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32 | const isSubscription = !(0, _undefined.default)(response.params) && !(0, _undefined.default)(response.method);
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33 | (0, _assert.default)((0, _number.default)(response.id) || isSubscription && (0, _number.default)(response.params.subscription), 'Invalid id field in decoded object');
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34 | checkError(response.error);
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35 | (0, _assert.default)(!(0, _undefined.default)(response.result) || isSubscription, 'No result found in JsonRpc response');
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36 |
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37 | if (isSubscription) {
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38 | checkError(response.params.error);
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39 | return response.params.result;
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40 | }
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41 |
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42 | return response.result;
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43 | } |
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