@neo-one/smart-contract-compiler
Version:
NEO•ONE TypeScript smart contract compiler.
30 lines (28 loc) • 3.92 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const Helper_1 = require("../Helper");
class GetCommonStorageHelper extends Helper_1.Helper {
emit(sb, node, options) {
if (!options.pushValue) {
return;
}
sb.emitHelper(node, options, sb.helpers.commonStorage);
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'OVER');
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitOp(node, 'HASKEY');
},
whenTrue: () => {
sb.emitOp(node, 'PICKITEM');
},
whenFalse: () => {
sb.emitOp(node, 'DROP');
sb.emitOp(node, 'DROP');
sb.emitPushBuffer(node, Buffer.alloc(0, 0));
},
}));
}
}
exports.GetCommonStorageHelper = GetCommonStorageHelper;
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