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https://github.com/oceanprotocol-archive/squid-js.git
synced 2024-02-02 15:31:51 +01:00
22 lines
1.1 KiB
JavaScript
22 lines
1.1 KiB
JavaScript
function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }
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import TruffleContract from 'truffle-contract';
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const contracts = [];
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export default class ContractLoader {
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static _doLoad(what, where, provider) {
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return _asyncToGenerator(function* () {
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// console.log("Loading", what, "from", where)
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const artifact = require(`@oceanprotocol/keeper-contracts/artifacts/${what}.${where}`);
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const contract = TruffleContract(artifact);
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contract.setProvider(provider);
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contracts[what] = yield contract.at(artifact.address);
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return contracts[what];
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})();
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}
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static load(what, where, provider) {
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return contracts[what] || ContractLoader._doLoad(what, where, provider);
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}
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} |