@jplorg/jpl/lib/program/ops/opCalculation/opmAddition.js

JPL interpreter

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _library = require("../../../library");
var _utils = require("../utils");
var _default = exports.default = {
  /** { by: [op] } */
  op(runtime, input, target, params, scope, next) {
    return runtime.executeInstructions(params.by ?? [], [input], scope, async by => next(await runtime.alterValue(target, a => {
      const b = runtime.unwrapValue(by);
      const ta = runtime.type(a);
      const tb = runtime.type(b);
      if (ta === 'null' || tb === 'null') {
        if (ta !== 'null') return a;
        if (tb !== 'null') return b;
        return null;
      }
      switch (ta) {
        case 'number':
          if (tb === 'number') return a + b;
          break;
        case 'array':
          if (tb === 'array') {
            if (b.length === 0) return a;
            if (a.length === 0) return b;
            return [...a, ...b];
          }
          break;
        case 'string':
          if (tb === 'string') return a + b;
          break;
        case 'object':
          if (tb === 'object') return (0, _library.applyObject)(a, Object.entries(b));
          break;
        default:
      }
      throw new _library.JPLTypeError('%s (%*<100v) and %s (%*<100v) cannot be added together', ta, a, tb, b);
    })));
  },
  /** { by: function } */
  map(runtime, params) {
    return {
      by: (0, _utils.call)(params.by)
    };
  }
};