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tuned cpp17 generator: the output is even more compact now

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This commit is contained in:
Antony Polukhin
2016-07-28 23:45:57 +03:00
parent 452e01ff0b
commit 16e28d3c3c
2 changed files with 331 additions and 545 deletions
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28
misc/generate_cpp17.py
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@@ -8,7 +8,10 @@
############################################################################################################################
import sys
from string import ascii_letters
import string
# Skipping some letters that mey produce keywords or are hard to read
ascii_letters = string.ascii_letters.replace("o", "").replace("O", "").replace("i", "").replace("I", "")
PROLOGUE = """// Copyright (c) 2016 Antony Polukhin
//
@@ -83,17 +86,24 @@ for i in xrange(funcs_count):
else:
indexes += ","
indexes += ascii_letters[i % max_args_on_a_line] + str(i / len(ascii_letters))
if i >= max_args_on_a_line:
indexes += ascii_letters[i / max_args_on_a_line - 1]
indexes += ascii_letters[i % max_args_on_a_line]
print "template <class T>"
print "constexpr auto as_tuple_impl(T&& val, size_t_<" + str(i + 1) + ">) noexcept {"
print " auto& ["
print indexes
print " ] = std::forward<T>(val);"
print ""
print " return ::boost::pfr::detail::make_tuple_of_references("
print indexes
print " );"
if i < max_args_on_a_line:
print " auto& [" + indexes.strip() + "] = std::forward<T>(val);"
print " return ::boost::pfr::detail::make_tuple_of_references(" + indexes.strip() + ");"
else:
print " auto& ["
print indexes
print " ] = std::forward<T>(val);"
print ""
print " return ::boost::pfr::detail::make_tuple_of_references("
print indexes
print " );"
print "}\n"
print EPILOGUE