@neo-one/smart-contract-compiler
Version:
NEO•ONE TypeScript smart contract compiler.
35 lines (33 loc) • 1.44 kB
JavaScript
import { StructuredStorageBaseHelper } from './StructuredStorageBaseHelper';
export class ForEachStructuredStorageHelper extends StructuredStorageBaseHelper {
constructor({ each, ...rest }) {
super(rest);
this.each = each;
}
emit(sb, node, optionsIn) {
const options = sb.pushValueOptions(optionsIn);
const size = sb.scope.addUnique();
sb.emitOp(node, 'DUP');
sb.emitHelper(node, options, sb.helpers.getStructuredStorageSize({ type: this.type }));
sb.scope.set(sb, node, options, size);
sb.emitHelper(node, optionsIn, sb.helpers.forEachStructuredStorageBase({
type: this.type,
each: (innerOptions) => {
sb.scope.get(sb, node, innerOptions, size);
sb.emitHelper(node, sb.pushValueOptions(innerOptions), sb.helpers.if({
condition: () => {
sb.emitHelper(node, sb.pushValueOptions(innerOptions), sb.helpers.handleValueStructuredStorage);
},
whenTrue: () => {
this.each(sb.noPushValueOptions(innerOptions));
},
whenFalse: () => {
sb.emitOp(node, 'DROP');
sb.emitOp(node, 'DROP');
},
}));
},
}));
}
}
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