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annotate remedial.js @ 10:c0856c392096 default tip

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Fixed link color on MSIE.
author Atul Varma <varmaa@toolness.com>
date Sun, 13 Jul 2008 14:12:39 +0000
parents 30b149f2cdf1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1 // Taken from "Remedial Javascript" by Douglas Crockford:
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2 // http://javascript.crockford.com/remedial.html
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3
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4 function typeOf(value) {
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5 var s = typeof value;
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6 if (s === 'object') {
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7 if (value) {
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8 if (typeof value.length === 'number' &&
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9 !(value.propertyIsEnumerable('length')) &&
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10 typeof value.splice === 'function') {
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11 s = 'array';
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12 }
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13 } else {
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14 s = 'null';
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15 }
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16 }
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17 return s;
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18 }
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19
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20
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21 function isEmpty(o) {
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22 var i, v;
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23 if (typeOf(o) === 'object') {
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24 for (i in o) {
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25 v = o[i];
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26 if (v !== undefined && typeOf(v) !== 'function') {
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27 return false;
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28 }
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29 }
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30 }
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31 return true;
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32 }
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33
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34 String.prototype.entityify = function () {
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35 return this.replace(/&/g, "&amp;").replace(/</g,
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36 "&lt;").replace(/>/g, "&gt;");
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37 };
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38
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39 String.prototype.quote = function () {
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40 var c, i, l = this.length, o = '"';
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41 for (i = 0; i < l; i += 1) {
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42 c = this.charAt(i);
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43 if (c >= ' ') {
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44 if (c === '\\' || c === '"') {
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45 o += '\\';
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46 }
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47 o += c;
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48 } else {
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49 switch (c) {
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50 case '\b':
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51 o += '\\b';
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52 break;
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53 case '\f':
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54 o += '\\f';
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55 break;
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56 case '\n':
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57 o += '\\n';
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58 break;
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59 case '\r':
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60 o += '\\r';
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61 break;
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62 case '\t':
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63 o += '\\t';
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64 break;
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65 default:
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66 c = c.charCodeAt();
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67 o += '\\u00' + Math.floor(c / 16).toString(16) +
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68 (c % 16).toString(16);
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69 }
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70 }
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71 }
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72 return o + '"';
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73 };
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74
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75 String.prototype.supplant = function (o) {
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76 return this.replace(/{([^{}]*)}/g,
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77 function (a, b) {
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78 var r = o[b];
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79 return typeof r === 'string' || typeof r === 'number' ? r : a;
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80 }
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81 );
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82 };
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83
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84 String.prototype.trim = function () {
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85 return this.replace(/^\s+|\s+$/g, "");
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86 };