| 1046 | } |
| 1047 | |
| 1048 | function autoprefixer_keyframes(value) { |
| 1049 | |
| 1050 | var builder = []; |
| 1051 | var index = 0; |
| 1052 | |
| 1053 | while (index !== -1) { |
| 1054 | |
| 1055 | index = value.indexOf('@keyframes', index + 1); |
| 1056 | if (index === -1) |
| 1057 | continue; |
| 1058 | |
| 1059 | var counter = 0; |
| 1060 | var end = -1; |
| 1061 | |
| 1062 | for (var indexer = index + 10; indexer < value.length; indexer++) { |
| 1063 | |
| 1064 | if (value[indexer] === '{') |
| 1065 | counter++; |
| 1066 | |
| 1067 | if (value[indexer] !== '}') |
| 1068 | continue; |
| 1069 | |
| 1070 | if (counter > 1) { |
| 1071 | counter--; |
| 1072 | continue; |
| 1073 | } |
| 1074 | |
| 1075 | end = indexer; |
| 1076 | break; |
| 1077 | } |
| 1078 | |
| 1079 | if (end === -1) |
| 1080 | continue; |
| 1081 | |
| 1082 | var css = value.substring(index, end + 1); |
| 1083 | builder.push({ name: 'keyframes', property: css }); |
| 1084 | } |
| 1085 | |
| 1086 | var output = []; |
| 1087 | var length = builder.length; |
| 1088 | |
| 1089 | for (var i = 0; i < length; i++) { |
| 1090 | |
| 1091 | var name = builder[i].name; |
| 1092 | var property = builder[i].property; |
| 1093 | |
| 1094 | if (name !== 'keyframes') |
| 1095 | continue; |
| 1096 | |
| 1097 | var plus = property.substring(1); |
| 1098 | var delimiter = '\n'; |
| 1099 | |
| 1100 | var updated = '@' + plus + delimiter; |
| 1101 | |
| 1102 | updated += '@-webkit-' + plus + delimiter; |
| 1103 | updated += '@-moz-' + plus + delimiter; |
| 1104 | updated += '@-o-' + plus + delimiter; |
| 1105 | |