@neo-one/smart-contract-compiler
Version:
NEO•ONE TypeScript smart contract compiler.
47 lines (45 loc) • 1.81 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.IsCallerHelper = void 0;
const constants_1 = require("../../constants");
const Helper_1 = require("../Helper");
class IsCallerHelper extends Helper_1.Helper {
emit(sb, node, optionsIn) {
const options = sb.pushValueOptions(optionsIn);
sb.emitOp(node, 'DUP');
sb.emitHelper(node, options, sb.helpers.getGlobalProperty({ property: constants_1.GlobalProperty.CallingScriptHash }));
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitOp(node, 'EQUAL');
},
whenTrue: () => {
sb.emitOp(node, 'DROP');
sb.emitPushBoolean(node, true);
},
whenFalse: () => {
sb.emitOp(node, 'DUP');
sb.emitSysCall(node, 'Neo.Blockchain.GetContract');
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitPushBuffer(node, Buffer.alloc(0, 0));
sb.emitOp(node, 'EQUAL');
},
whenTrue: () => {
sb.emitSysCall(node, 'Neo.Runtime.CheckWitness');
sb.emitHelper(node, options, sb.helpers.invocationIsCaller);
sb.emitOp(node, 'BOOLAND');
},
whenFalse: () => {
sb.emitOp(node, 'DROP');
sb.emitPushBoolean(node, false);
},
}));
},
}));
if (!optionsIn.pushValue) {
sb.emitOp(node, 'DROP');
}
}
}
exports.IsCallerHelper = IsCallerHelper;
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