@neo-one/smart-contract-compiler
Version:
NEO•ONE TypeScript smart contract compiler.
97 lines (95 loc) • 3.19 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ArrSliceHelper = void 0;
const Helper_1 = require("../Helper");
class ArrSliceHelper extends Helper_1.Helper {
constructor(options) {
super();
this.hasEnd = options.hasEnd === undefined ? false : options.hasEnd;
}
emit(sb, node, options) {
if (!options.pushValue) {
sb.emitOp(node, 'DROP');
if (this.hasEnd) {
sb.emitOp(node, 'DROP');
}
sb.emitOp(node, 'DROP');
return;
}
if (!this.hasEnd) {
sb.emitOp(node, 'OVER');
sb.emitOp(node, 'ARRAYSIZE');
sb.emitOp(node, 'SWAP');
}
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitOp(node, 'TUCK');
sb.emitPushInt(node, 0);
sb.emitOp(node, 'LT');
},
whenTrue: () => {
sb.emitOp(node, 'SWAP');
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'ARRAYSIZE');
sb.emitOp(node, 'ADD');
sb.emitOp(node, 'ROT');
},
}));
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitOp(node, 'DUP');
sb.emitPushInt(node, 0);
sb.emitOp(node, 'LT');
},
whenTrue: () => {
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'ARRAYSIZE');
sb.emitOp(node, 'ADD');
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'SWAP');
},
}));
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'ARRAYSIZE');
sb.emitOp(node, 'MIN');
sb.emitOp(node, 'ROT');
sb.emitPushInt(node, 0);
sb.emitOp(node, 'MAX');
sb.emitOp(node, 'SWAP');
sb.emitPushInt(node, 0);
sb.emitOp(node, 'NEWARRAY');
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'ROT');
sb.emitHelper(node, options, sb.helpers.forLoop({
condition: () => {
sb.emitOp(node, 'SWAP');
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'OVER');
sb.emitOp(node, 'LT');
},
each: () => {
sb.emitOp(node, 'SWAP');
sb.emitOp(node, 'ROT');
sb.emitOp(node, 'TUCK');
sb.emitOp(node, 'OVER');
sb.emitPushInt(node, 5);
sb.emitOp(node, 'PICK');
sb.emitOp(node, 'SWAP');
sb.emitOp(node, 'PICKITEM');
sb.emitOp(node, 'APPEND');
sb.emitOp(node, 'INC');
sb.emitOp(node, 'ROT');
},
cleanup: () => {
},
}));
sb.emitOp(node, 'DROP');
sb.emitOp(node, 'DROP');
sb.emitOp(node, 'NIP');
}
}
exports.ArrSliceHelper = ArrSliceHelper;
//# sourceMappingURL=ArrSliceHelper.js.map