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annotate src/implab/declare/override.js @ 5:3d124d0b9078

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improved declare/override, added override.before, override.after, override.hide, inherited.arguments.
author cin
date Fri, 16 Jun 2017 02:14:25 +0300
parents fc2517695ee1
children 9663631cbdb9
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1 "use strict";
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2 define([], function () {
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3 var slice = Array.prototype.slice;
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4 var override = function (method) {
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5 var proxy;
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6
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7 /** @this target object */
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8 proxy = function () {
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9 var me = this;
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10 var inherited = (this.getInherited && this.getInherited(proxy.nom, {
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11 callee: proxy
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12 })) || function () {};
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13
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14 inherited.arguments = arguments;
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15
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16 return method.apply(me, [function () {
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17 return inherited.apply(me, arguments);
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18 }].concat(slice.apply(arguments)));
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19 };
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21 proxy.method = method;
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22 proxy.overrides = true;
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23
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24 return proxy;
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25 };
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26
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27 override.before = function (method) {
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28 var proxy;
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29
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30 /** @this target object */
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31 proxy = function () {
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32 var me = this;
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33 var inherited = (this.getInherited && this.getInherited(proxy.nom, {
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34 callee: proxy
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35 })) || function () {};
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37
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38 method.apply(me, arguments);
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39 return inherited.apply(me, arguments);
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40 };
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41
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42 proxy.method = method;
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43 proxy.overrides = true;
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45 return proxy;
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46 };
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48 override.after = function (method) {
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49 var proxy;
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50
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51 /** @this target object */
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52 proxy = function () {
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53 var me = this;
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54 var inherited = (this.getInherited && this.getInherited(proxy.nom, {
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55 callee: proxy
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56 })) || function () {};
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57
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58 inherited.apply(me, arguments);
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59
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60 return method.apply(me, arguments);
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61 };
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62
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63 proxy.method = method;
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64 proxy.overrides = true;
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65
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66 return proxy;
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67 };
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68
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69 override.hide = function (method) {
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70 method.overrides = false;
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71 return method;
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72 };
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73
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74 return override;
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75 });