| OLD | NEW |
| 1 part of dart.convert; | 1 part of dart.convert; |
| 2 | 2 const HtmlEscape HTML_ESCAPE = const HtmlEscape(); |
| 3 const HtmlEscape HTML_ESCAPE = const HtmlEscape(); | 3 class HtmlEscapeMode {final String _name; |
| 4 class HtmlEscapeMode { | 4 final bool escapeLtGt; |
| 5 final String _name; | 5 final bool escapeQuot; |
| 6 final bool escapeLtGt; | 6 final bool escapeApos; |
| 7 final bool escapeQuot; | 7 final bool escapeSlash; |
| 8 final bool escapeApos; | 8 static const HtmlEscapeMode UNKNOWN = const HtmlEscapeMode._('unknown', true, t
rue, true, true); |
| 9 final bool escapeSlash; | 9 static const HtmlEscapeMode ATTRIBUTE = const HtmlEscapeMode._('attribute', fal
se, true, false, false); |
| 10 static const HtmlEscapeMode UNKNOWN = | 10 static const HtmlEscapeMode ELEMENT = const HtmlEscapeMode._('element', true, f
alse, false, true); |
| 11 const HtmlEscapeMode._('unknown', true, true, true, true); | 11 const HtmlEscapeMode._(this._name, this.escapeLtGt, this.escapeQuot, this.escap
eApos, this.escapeSlash); |
| 12 static const HtmlEscapeMode ATTRIBUTE = | 12 String toString() => _name; |
| 13 const HtmlEscapeMode._('attribute', false, true, false, false); | |
| 14 static const HtmlEscapeMode ELEMENT = | |
| 15 const HtmlEscapeMode._('element', true, false, false, true); | |
| 16 const HtmlEscapeMode._(this._name, this.escapeLtGt, this.escapeQuot, | |
| 17 this.escapeApos, this.escapeSlash); | |
| 18 String toString() => _name; | |
| 19 } | 13 } |
| 20 class HtmlEscape extends Converter<String, String> { | 14 class HtmlEscape extends Converter<String, String> {final HtmlEscapeMode mode; |
| 21 final HtmlEscapeMode mode; | 15 const HtmlEscape([this.mode = HtmlEscapeMode.UNKNOWN]); |
| 22 const HtmlEscape([this.mode = HtmlEscapeMode.UNKNOWN]); | 16 String convert(String text) { |
| 23 String convert(String text) { | 17 var val = _convert(text, 0, text.length); |
| 24 var val = _convert(text, 0, text.length); | 18 return val == null ? text : val; |
| 25 return val == null ? text : val; | 19 } |
| 20 String _convert(String text, int start, int end) { |
| 21 StringBuffer result = null; |
| 22 for (int i = start; |
| 23 i < end; |
| 24 i++) { |
| 25 var ch = text[i]; |
| 26 String replace = null; |
| 27 switch (ch) {case '&': replace = '&'; |
| 28 break; |
| 29 case '\u00A0': replace = ' '; |
| 30 break; |
| 31 case '"': if (mode.escapeQuot) replace = '"'; |
| 32 break; |
| 33 case "'": if (mode.escapeApos) replace = '''; |
| 34 break; |
| 35 case '<': if (mode.escapeLtGt) replace = '<'; |
| 36 break; |
| 37 case '>': if (mode.escapeLtGt) replace = '>'; |
| 38 break; |
| 39 case '/': if (mode.escapeSlash) replace = '/'; |
| 40 break; |
| 26 } | 41 } |
| 27 String _convert(String text, int start, int end) { | 42 if (replace != null) { |
| 28 StringBuffer result = null; | 43 if (result == null) result = new StringBuffer(text.substring(start, i)); |
| 29 for (int i = start; i < end; i++) { | 44 result.write(replace); |
| 30 var ch = text[i]; | |
| 31 String replace = null; | |
| 32 switch (ch) { | |
| 33 case '&': | |
| 34 replace = '&'; | |
| 35 break; | |
| 36 case '\u00A0': | |
| 37 replace = ' '; | |
| 38 break; | |
| 39 case '"': | |
| 40 if (mode.escapeQuot) replace = '"'; | |
| 41 break; | |
| 42 case "'": | |
| 43 if (mode.escapeApos) replace = '''; | |
| 44 break; | |
| 45 case '<': | |
| 46 if (mode.escapeLtGt) replace = '<'; | |
| 47 break; | |
| 48 case '>': | |
| 49 if (mode.escapeLtGt) replace = '>'; | |
| 50 break; | |
| 51 case '/': | |
| 52 if (mode.escapeSlash) replace = '/'; | |
| 53 break; | |
| 54 } | |
| 55 if (replace != null) { | |
| 56 if (result == null) result = new StringBuffer(text.substring(start, i)); | |
| 57 result.write(replace); | |
| 58 } else if (result != null) { | |
| 59 result.write(ch); | |
| 60 } | |
| 61 } | |
| 62 return ((__x6) => DDC$RT.cast(__x6, dynamic, String, "CastGeneral", | |
| 63 """line 72, column 12 of dart:convert/html_escape.dart: """, | |
| 64 __x6 is String, true))(result != null ? result.toString() : null); | |
| 65 } | 45 } |
| 66 StringConversionSink startChunkedConversion(Sink<String> sink) { | 46 else if (result != null) { |
| 67 if (sink is! StringConversionSink) { | 47 result.write(ch); |
| 68 sink = new StringConversionSink.from(sink); | |
| 69 } | |
| 70 return new _HtmlEscapeSink(this, sink); | |
| 71 } | 48 } |
| 72 } | 49 } |
| 73 class _HtmlEscapeSink extends StringConversionSinkBase { | 50 return ((__x6) => DDC$RT.cast(__x6, dynamic, String, "CastGeneral", """line 72,
column 12 of dart:convert/html_escape.dart: """, __x6 is String, true))(result
!= null ? result.toString() : null); |
| 74 final HtmlEscape _escape; | |
| 75 final StringConversionSink _sink; | |
| 76 _HtmlEscapeSink(this._escape, this._sink); | |
| 77 void addSlice(String chunk, int start, int end, bool isLast) { | |
| 78 var val = _escape._convert(chunk, start, end); | |
| 79 if (val == null) { | |
| 80 _sink.addSlice(chunk, start, end, isLast); | |
| 81 } else { | |
| 82 _sink.add(val); | |
| 83 if (isLast) _sink.close(); | |
| 84 } | |
| 85 } | |
| 86 void close() => _sink.close(); | |
| 87 } | 51 } |
| 52 StringConversionSink startChunkedConversion(Sink<String> sink) { |
| 53 if (sink is! StringConversionSink) { |
| 54 sink = new StringConversionSink.from(sink); |
| 55 } |
| 56 return new _HtmlEscapeSink(this, sink); |
| 57 } |
| 58 } |
| 59 class _HtmlEscapeSink extends StringConversionSinkBase {final HtmlEscape _escap
e; |
| 60 final StringConversionSink _sink; |
| 61 _HtmlEscapeSink(this._escape, this._sink); |
| 62 void addSlice(String chunk, int start, int end, bool isLast) { |
| 63 var val = _escape._convert(chunk, start, end); |
| 64 if (val == null) { |
| 65 _sink.addSlice(chunk, start, end, isLast); |
| 66 } |
| 67 else { |
| 68 _sink.add(val); |
| 69 if (isLast) _sink.close(); |
| 70 } |
| 71 } |
| 72 void close() => _sink.close(); |
| 73 } |
| OLD | NEW |