@neo-one/smart-contract-compiler
Version:
NEO•ONE TypeScript smart contract compiler.
51 lines (49 loc) • 8.63 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const ts_utils_1 = require("@neo-one/ts-utils");
const types_1 = require("../types");
class ArrToStringHelper extends types_1.TypedHelper {
constructor({ type, knownType, hasJoinString = false }) {
super({ type, knownType });
this.hasJoinString = hasJoinString;
}
emit(sb, node, options) {
if (!options.pushValue) {
sb.emitOp(node, 'DROP');
return;
}
const types = this.type === undefined ? [] : ts_utils_1.tsUtils.type_.getArrayTypes(this.type);
const type = types.length === 1 ? ts_utils_1.tsUtils.type_.getArrayType(types[0]) : undefined;
const joinString = sb.scope.addUnique();
if (!this.hasJoinString) {
sb.emitPushString(node, ',');
}
sb.scope.set(sb, node, options, joinString);
sb.emitPushString(node, '');
sb.emitHelper(node, options, sb.helpers.arrReduce({
withIndex: true,
each: (innerOptions) => {
sb.emitHelper(node, options, sb.helpers.if({
condition: () => {
sb.emitOp(node, 'ROT');
sb.emitPushInt(node, 0);
sb.emitOp(node, 'NUMEQUAL');
},
whenTrue: () => {
sb.emitOp(node, 'DROP');
sb.emitHelper(node, innerOptions, sb.helpers.toString({ type, initial: false }));
},
whenFalse: () => {
sb.scope.get(sb, node, options, joinString);
sb.emitOp(node, 'CAT');
sb.emitOp(node, 'SWAP');
sb.emitHelper(node, innerOptions, sb.helpers.toString({ type, initial: false }));
sb.emitOp(node, 'CAT');
},
}));
},
}));
}
}
exports.ArrToStringHelper = ArrToStringHelper;
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