Mercurial > projects > doodle
annotate doodle/core/logging.d @ 101:523269b36711
Update to dmd 2.050
| author | David Bryant <bagnose@gmail.com> |
|---|---|
| date | Thu, 28 Oct 2010 16:35:11 +1030 |
| parents | c63719604adb |
| children | 7abaf5c3959f |
| rev | line source |
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| 38 | 1 module doodle.core.logging; |
| 2 | |
| 3 private { | |
| 4 import std.stdio; | |
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5 import std.traits; |
| 38 | 6 } |
| 7 | |
| 8 public { | |
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9 void trace(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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10 static assert(S.length > 0); |
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11 static assert(isSomeString!(S[0])); |
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12 log(Severity.TRACE, |
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13 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 14 } |
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15 |
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16 void info(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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17 static assert(S.length > 0); |
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18 static assert(isSomeString!(S[0])); |
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19 log(Severity.INFO, |
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20 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 21 } |
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22 |
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23 void message(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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24 static assert(S.length > 0); |
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25 static assert(isSomeString!(S[0])); |
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26 log(Severity.MESSAGE, |
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27 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 28 } |
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29 |
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30 void warning(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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31 static assert(S.length > 0); |
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32 static assert(isSomeString!(S[0])); |
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33 log(Severity.WARNING, |
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34 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 35 } |
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36 |
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37 void error(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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38 static assert(S.length > 0); |
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39 static assert(isSomeString!(S[0])); |
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40 log(Severity.ERROR, |
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41 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 42 } |
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43 |
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44 void fatal(string file = __FILE__, int line = __LINE__, S...)(S args) { |
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45 static assert(S.length > 0); |
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46 static assert(isSomeString!(S[0])); |
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47 log(Severity.FATAL, |
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48 std.string.format("%s(%d): MESSAGE: %s", right(file, 20), line, std.string.format(args))); |
| 38 | 49 assert(0); |
| 50 } | |
| 51 } | |
| 52 | |
| 53 private { | |
| 101 | 54 enum Severity { TRACE, INFO, MESSAGE, WARNING, ERROR, FATAL } |
| 38 | 55 |
| 51 | 56 string severityString(in Severity s) { |
| 38 | 57 switch (s) { |
| 58 case Severity.TRACE: | |
| 48 | 59 return modifierString(Modifier.DIM) ~ fgColorString(Color.CYAN); |
| 38 | 60 case Severity.INFO: |
| 48 | 61 return modifierString(Modifier.UNDERLINE) ~ fgColorString(Color.GREEN); |
| 38 | 62 case Severity.MESSAGE: |
| 48 | 63 return fgColorString(Color.YELLOW); |
| 38 | 64 case Severity.WARNING: |
| 48 | 65 return modifierString(Modifier.BRIGHT) ~ fgColorString(Color.MAGENTA); |
| 38 | 66 case Severity.ERROR: |
| 48 | 67 return modifierString(Modifier.BRIGHT) ~ fgColorString(Color.RED); |
| 38 | 68 case Severity.FATAL: |
| 48 | 69 return modifierString(Modifier.BRIGHT) ~ bgColorString(Color.RED) ~ fgColorString(Color.WHITE); |
| 40 | 70 default: |
| 71 assert(0); | |
| 38 | 72 } |
| 73 assert(0); | |
| 74 } | |
| 75 | |
| 76 void log(in Severity severity, in string message) { | |
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77 writeln(severityString(severity), message, modifierString(Modifier.RESET)); |
| 38 | 78 } |
| 79 | |
| 80 enum Modifier { | |
| 81 RESET = 0, | |
| 82 BRIGHT = 1, | |
| 83 DIM = 2, // does nothing in gnome-terminal | |
| 84 UNDERLINE = 3, // does nothing in gnome-terminal | |
| 85 BLINK = 5, // does nothing in gnome-terminal | |
| 86 REVERSE = 7, | |
| 87 HIDDEN = 8 | |
| 88 } | |
| 89 | |
| 90 enum Color { | |
| 91 BLACK = 0, | |
| 92 RED = 1, | |
| 93 GREEN = 2, | |
| 94 YELLOW = 3, | |
| 95 BLUE = 4, | |
| 96 MAGENTA = 5, | |
| 97 CYAN = 6, | |
| 98 WHITE = 7 | |
| 99 } | |
| 100 | |
| 51 | 101 string modifierString(in Modifier m) { return std.string.format("\033[%dm", 0 + m); } |
| 102 string fgColorString(in Color c) { return std.string.format("\033[%dm", 30 + c); } | |
| 103 string bgColorString(in Color c) { return std.string.format("\033[%dm", 40 + c); } | |
| 38 | 104 |
| 51 | 105 private string right(in string str, in int n) { |
| 38 | 106 int pos = str.length < n ? 0 : str.length - n; |
| 107 return str[pos..$]; | |
| 108 } | |
| 109 } |