An RAII object that temporarily switches an output stream to a specific color.
| 33 | /// An RAII object that temporarily switches an output stream to a specific |
| 34 | /// color. |
| 35 | class WithColor { |
| 36 | raw_ostream &OS; |
| 37 | bool DisableColors; |
| 38 | |
| 39 | public: |
| 40 | /// To be used like this: WithColor(OS, HighlightColor::String) << "text"; |
| 41 | /// @param OS The output stream |
| 42 | /// @param S Symbolic name for syntax element to color |
| 43 | /// @param DisableColors Whether to ignore color changes regardless of -color |
| 44 | /// and support in OS |
| 45 | WithColor(raw_ostream &OS, HighlightColor S, bool DisableColors = false); |
| 46 | /// To be used like this: WithColor(OS, raw_ostream::Black) << "text"; |
| 47 | /// @param OS The output stream |
| 48 | /// @param Color ANSI color to use, the special SAVEDCOLOR can be used to |
| 49 | /// change only the bold attribute, and keep colors untouched |
| 50 | /// @param Bold Bold/brighter text, default false |
| 51 | /// @param BG If true, change the background, default: change foreground |
| 52 | /// @param DisableColors Whether to ignore color changes regardless of -color |
| 53 | /// and support in OS |
| 54 | WithColor(raw_ostream &OS, |
| 55 | raw_ostream::Colors Color = raw_ostream::SAVEDCOLOR, |
| 56 | bool Bold = false, bool BG = false, bool DisableColors = false) |
| 57 | : OS(OS), DisableColors(DisableColors) { |
| 58 | changeColor(Color, Bold, BG); |
| 59 | } |
| 60 | ~WithColor(); |
| 61 | |
| 62 | raw_ostream &get() { return OS; } |
| 63 | operator raw_ostream &() { return OS; } |
| 64 | template <typename T> WithColor &operator<<(T &O) { |
| 65 | OS << O; |
| 66 | return *this; |
| 67 | } |
| 68 | template <typename T> WithColor &operator<<(const T &O) { |
| 69 | OS << O; |
| 70 | return *this; |
| 71 | } |
| 72 | |
| 73 | /// Convenience method for printing "error: " to stderr. |
| 74 | static raw_ostream &error(); |
| 75 | /// Convenience method for printing "warning: " to stderr. |
| 76 | static raw_ostream &warning(); |
| 77 | /// Convenience method for printing "note: " to stderr. |
| 78 | static raw_ostream ¬e(); |
| 79 | /// Convenience method for printing "remark: " to stderr. |
| 80 | static raw_ostream &remark(); |
| 81 | |
| 82 | /// Convenience method for printing "error: " to the given stream. |
| 83 | static raw_ostream &error(raw_ostream &OS, StringRef Prefix = "", |
| 84 | bool DisableColors = false); |
| 85 | /// Convenience method for printing "warning: " to the given stream. |
| 86 | static raw_ostream &warning(raw_ostream &OS, StringRef Prefix = "", |
| 87 | bool DisableColors = false); |
| 88 | /// Convenience method for printing "note: " to the given stream. |
| 89 | static raw_ostream ¬e(raw_ostream &OS, StringRef Prefix = "", |
| 90 | bool DisableColors = false); |
| 91 | /// Convenience method for printing "remark: " to the given stream. |
| 92 | static raw_ostream &remark(raw_ostream &OS, StringRef Prefix = "", |
no outgoing calls
no test coverage detected