All files / src/generator else.js

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// @flow
import opcode from '../emitter/opcode';
import mapSyntax from './map-syntax';
import mergeBlock from './merge-block';
import type { GeneratorType } from './flow/types';
 
const generateElse: GeneratorType = (node, parent) => {
  // TODO: blocks should encode a return type and an end opcode,
  // but currently they are only used as part of a larger control flow instructions
  return [
    { kind: opcode.Else, params: [] },
    ...node.params.map(mapSyntax(parent)).reduce(mergeBlock, []),
  ];
};
 
export default generateElse;