comparison: src/utility.h
src/utility.h
- changeset 8
- 44679e468ba9
- child 24
- 1a0faaaceb84
equal
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| 7:68443f5be176 | 8:44679e468ba9 |
|---|---|
| 1 #pragma once | |
| 2 #include "basics.h" | |
| 3 | |
| 4 namespace utility | |
| 5 { | |
| 6 template<typename T, std::size_t N> | |
| 7 constexpr std::size_t countof(T(&)[N]) | |
| 8 { | |
| 9 return N; | |
| 10 } | |
| 11 | |
| 12 // http://stackoverflow.com/a/18204188/3629665 | |
| 13 template<typename T> | |
| 14 inline T rotl10(T x) | |
| 15 { | |
| 16 return (x << 10) | ((x >> 22) & 0x000000ff); | |
| 17 } | |
| 18 | |
| 19 template<typename T> | |
| 20 inline T rotl20(T x) | |
| 21 { | |
| 22 return (x << 20) | ((x >> 12) & 0x000000ff); | |
| 23 } | |
| 24 | |
| 25 inline QString format(const QString& format_string) | |
| 26 { | |
| 27 return format_string; | |
| 28 } | |
| 29 | |
| 30 template<typename T, typename... Rest> | |
| 31 QString format(const QString& format_string, T&& arg, Rest&&... rest) | |
| 32 { | |
| 33 return format(format_string.arg(arg), std::forward<Rest>(rest)...); | |
| 34 } | |
| 35 | |
| 36 inline QString quoted(QString string) | |
| 37 { | |
| 38 if (string.contains("'")) | |
| 39 { | |
| 40 string.replace("\"", "\\\""); | |
| 41 string = "\"" + string + "\""; | |
| 42 } | |
| 43 else | |
| 44 { | |
| 45 string = "'" + string + "'"; | |
| 46 } | |
| 47 return string; | |
| 48 } | |
| 49 | |
| 50 template<typename T, typename R> | |
| 51 bool contains(T&& container, R&& value) | |
| 52 { | |
| 53 return std::find(std::begin(container), std::end(container), value) != std::end(container); | |
| 54 } | |
| 55 } |
