ember-legacy-class-transform/.node_modules.ember-try/@glimmer/object/dist/commonjs/es2017/lib/descriptors.js

The default blueprint for ember-cli addons.

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.aliasMethod = aliasMethod;
exports.alias = alias;

var _mixin = require('./mixin');

var _computed = require('./computed');

class AliasMethodDescriptor extends _mixin.Descriptor {
    constructor(name) {
        super();
        this.name = name;
    }
    define(target, key, _home) {
        let name = this.name;
        Object.defineProperty(target, key, {
            enumerable: true,
            configurable: true,
            get() {
                return this[name];
            }
        });
    }
}
class AliasMethodBlueprint extends _mixin.Blueprint {
    constructor(name) {
        super();
        this.name = name;
    }
    descriptor(_target, _key, _meta) {
        return new AliasMethodDescriptor(this.name);
    }
}
function aliasMethod(name) {
    return new AliasMethodBlueprint(name);
}
class AliasBlueprint extends _computed.ComputedBlueprint {
    constructor(name) {
        let parent = name.slice(0, -1);
        let last = name[name.length - 1];
        let get = function () {
            return name.reduce((obj, n) => obj[n], this);
        };
        let set = function (value) {
            let p = parent.reduce((obj, n) => obj[n], this);
            p[last] = value;
        };
        super({ get, set }, [name]);
        this.name = name;
    }
    descriptor(target, key, meta) {
        if (this.name[0] === key) throw new Error(`Setting alias '${key}' on self`);
        return super.descriptor(target, key, meta);
    }
}
function alias(name) {
    return new AliasBlueprint(name.split('.'));
}
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