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Diffstat (limited to 're2/variadic_function.h')
-rw-r--r-- | re2/variadic_function.h | 346 |
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diff --git a/re2/variadic_function.h b/re2/variadic_function.h new file mode 100644 index 0000000..8d2b763 --- /dev/null +++ b/re2/variadic_function.h @@ -0,0 +1,346 @@ +// Copyright 2010 The RE2 Authors. All Rights Reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#ifndef RE2_VARIADIC_FUNCTION_H_ +#define RE2_VARIADIC_FUNCTION_H_ + +namespace re2 { + +template <typename Result, typename Param0, typename Param1, typename Arg, + Result (*Func)(Param0, Param1, const Arg* const [], int count)> +class VariadicFunction2 { + public: + VariadicFunction2() {} + + Result operator()(Param0 p0, Param1 p1) const { + return Func(p0, p1, 0, 0); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0) const { + const Arg* const args[] = { &a0 }; + return Func(p0, p1, args, 1); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1) const { + const Arg* const args[] = { &a0, &a1 }; + return Func(p0, p1, args, 2); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2) const { + const Arg* const args[] = { &a0, &a1, &a2 }; + return Func(p0, p1, args, 3); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3 }; + return Func(p0, p1, args, 4); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4 }; + return Func(p0, p1, args, 5); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5 }; + return Func(p0, p1, args, 6); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6 }; + return Func(p0, p1, args, 7); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7 }; + return Func(p0, p1, args, 8); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8 }; + return Func(p0, p1, args, 9); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9 }; + return Func(p0, p1, args, 10); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10 }; + return Func(p0, p1, args, 11); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11 }; + return Func(p0, p1, args, 12); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12 }; + return Func(p0, p1, args, 13); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13 }; + return Func(p0, p1, args, 14); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14 }; + return Func(p0, p1, args, 15); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15 }; + return Func(p0, p1, args, 16); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16 }; + return Func(p0, p1, args, 17); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17 }; + return Func(p0, p1, args, 18); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18 }; + return Func(p0, p1, args, 19); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19 }; + return Func(p0, p1, args, 20); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, + &a20 }; + return Func(p0, p1, args, 21); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21 }; + return Func(p0, p1, args, 22); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22 }; + return Func(p0, p1, args, 23); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23 }; + return Func(p0, p1, args, 24); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24 }; + return Func(p0, p1, args, 25); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25 }; + return Func(p0, p1, args, 26); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26 }; + return Func(p0, p1, args, 27); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26, const Arg& a27) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26, &a27 }; + return Func(p0, p1, args, 28); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26, const Arg& a27, const Arg& a28) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26, &a27, &a28 }; + return Func(p0, p1, args, 29); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26, const Arg& a27, const Arg& a28, const Arg& a29) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26, &a27, &a28, &a29 }; + return Func(p0, p1, args, 30); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26, const Arg& a27, const Arg& a28, const Arg& a29, + const Arg& a30) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26, &a27, &a28, &a29, &a30 }; + return Func(p0, p1, args, 31); + } + + Result operator()(Param0 p0, Param1 p1, const Arg& a0, const Arg& a1, + const Arg& a2, const Arg& a3, const Arg& a4, const Arg& a5, + const Arg& a6, const Arg& a7, const Arg& a8, const Arg& a9, + const Arg& a10, const Arg& a11, const Arg& a12, const Arg& a13, + const Arg& a14, const Arg& a15, const Arg& a16, const Arg& a17, + const Arg& a18, const Arg& a19, const Arg& a20, const Arg& a21, + const Arg& a22, const Arg& a23, const Arg& a24, const Arg& a25, + const Arg& a26, const Arg& a27, const Arg& a28, const Arg& a29, + const Arg& a30, const Arg& a31) const { + const Arg* const args[] = { &a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, + &a9, &a10, &a11, &a12, &a13, &a14, &a15, &a16, &a17, &a18, &a19, &a20, + &a21, &a22, &a23, &a24, &a25, &a26, &a27, &a28, &a29, &a30, &a31 }; + return Func(p0, p1, args, 32); + } +}; + +} // namespace re2 + +#endif // RE2_VARIADIC_FUNCTION_H_ |