ember-legacy-class-transform/.node_modules.ember-try/@glimmer/runtime/dist/commonjs/es5/lib/references.js

The default blueprint for ember-cli addons.

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.ConditionalReference = exports.FALSE_REFERENCE = exports.TRUE_REFERENCE = exports.NULL_REFERENCE = exports.UNDEFINED_REFERENCE = exports.PrimitiveReference = undefined;

var _reference = require("@glimmer/reference");

function _defaults(obj, defaults) {
    var keys = Object.getOwnPropertyNames(defaults);for (var i = 0; i < keys.length; i++) {
        var key = keys[i];var value = Object.getOwnPropertyDescriptor(defaults, key);if (value && value.configurable && obj[key] === undefined) {
            Object.defineProperty(obj, key, value);
        }
    }return obj;
}

function _classCallCheck(instance, Constructor) {
    if (!(instance instanceof Constructor)) {
        throw new TypeError("Cannot call a class as a function");
    }
}

function _possibleConstructorReturn(self, call) {
    if (!self) {
        throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
    }return call && (typeof call === "object" || typeof call === "function") ? call : self;
}

function _inherits(subClass, superClass) {
    if (typeof superClass !== "function" && superClass !== null) {
        throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
    }subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } });if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass);
}

var PrimitiveReference = exports.PrimitiveReference = function (_ConstReference) {
    _inherits(PrimitiveReference, _ConstReference);

    function PrimitiveReference(value) {
        _classCallCheck(this, PrimitiveReference);

        return _possibleConstructorReturn(this, _ConstReference.call(this, value));
    }

    PrimitiveReference.create = function create(value) {
        if (value === undefined) {
            return UNDEFINED_REFERENCE;
        } else if (value === null) {
            return NULL_REFERENCE;
        } else if (value === true) {
            return TRUE_REFERENCE;
        } else if (value === false) {
            return FALSE_REFERENCE;
        } else if (typeof value === 'number') {
            return new ValueReference(value);
        } else {
            return new StringReference(value);
        }
    };

    PrimitiveReference.prototype.get = function get(_key) {
        return UNDEFINED_REFERENCE;
    };

    return PrimitiveReference;
}(_reference.ConstReference);

var StringReference = function (_PrimitiveReference) {
    _inherits(StringReference, _PrimitiveReference);

    function StringReference() {
        _classCallCheck(this, StringReference);

        var _this2 = _possibleConstructorReturn(this, _PrimitiveReference.apply(this, arguments));

        _this2.lengthReference = null;
        return _this2;
    }

    StringReference.prototype.get = function get(key) {
        if (key === 'length') {
            var lengthReference = this.lengthReference;

            if (lengthReference === null) {
                lengthReference = this.lengthReference = new ValueReference(this.inner.length);
            }
            return lengthReference;
        } else {
            return _PrimitiveReference.prototype.get.call(this, key);
        }
    };

    return StringReference;
}(PrimitiveReference);

var ValueReference = function (_PrimitiveReference2) {
    _inherits(ValueReference, _PrimitiveReference2);

    function ValueReference(value) {
        _classCallCheck(this, ValueReference);

        return _possibleConstructorReturn(this, _PrimitiveReference2.call(this, value));
    }

    return ValueReference;
}(PrimitiveReference);

var UNDEFINED_REFERENCE = exports.UNDEFINED_REFERENCE = new ValueReference(undefined);
var NULL_REFERENCE = exports.NULL_REFERENCE = new ValueReference(null);
var TRUE_REFERENCE = exports.TRUE_REFERENCE = new ValueReference(true);
var FALSE_REFERENCE = exports.FALSE_REFERENCE = new ValueReference(false);
var ConditionalReference = exports.ConditionalReference = function () {
    function ConditionalReference(inner) {
        _classCallCheck(this, ConditionalReference);

        this.inner = inner;
        this.tag = inner.tag;
    }

    ConditionalReference.prototype.value = function value() {
        return this.toBool(this.inner.value());
    };

    ConditionalReference.prototype.toBool = function toBool(value) {
        return !!value;
    };

    return ConditionalReference;
}();
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