@neo-one/smart-contract-compiler-esnext-esm
Version:
NEO•ONE TypeScript smart contract compiler.
66 lines (64 loc) • 2.31 kB
JavaScript
import { TypedHelper } from '../TypedHelper';
export class ToBooleanHelper extends TypedHelper {
emit(sb, node, options) {
if (!options.pushValue) {
sb.emitOp(node, 'DROP');
return;
}
const convertUndefinedOrNull = () => {
sb.emitOp(node, 'DROP');
sb.emitPushBoolean(node, false);
};
const convertBoolean = (innerOptions) => {
sb.emitHelper(node, innerOptions, sb.helpers.unwrapBoolean);
};
const convertNumber = (innerOptions) => {
sb.emitHelper(node, innerOptions, sb.helpers.unwrapNumber);
sb.emitPushInt(node, 0);
sb.emitOp(node, 'NUMNOTEQUAL');
};
const convertString = (innerOptions) => {
sb.emitHelper(node, innerOptions, sb.helpers.unwrapString);
sb.emitPushString(node, '');
sb.emitOp(node, 'EQUAL');
sb.emitOp(node, 'NOT');
};
const convertOther = () => {
sb.emitOp(node, 'DROP');
sb.emitPushBoolean(node, true);
};
sb.emitHelper(node, options, sb.helpers.forBuiltinType({
type: this.type,
knownType: this.knownType,
array: convertOther,
arrayStorage: convertOther,
boolean: convertBoolean,
buffer: convertOther,
null: convertUndefinedOrNull,
number: convertNumber,
object: convertOther,
string: convertString,
symbol: convertOther,
undefined: convertUndefinedOrNull,
map: convertOther,
mapStorage: convertOther,
set: convertOther,
setStorage: convertOther,
error: convertOther,
forwardValue: convertOther,
iteratorResult: convertOther,
iterable: convertOther,
iterableIterator: convertOther,
transaction: convertOther,
output: convertOther,
attribute: convertOther,
input: convertOther,
account: convertOther,
asset: convertOther,
contract: convertOther,
header: convertOther,
block: convertOther,
}));
}
}
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