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Skip early if line doesn't look like a patch 

This allows us to skip exception handling (substr) later. 😉
This commit is contained in:
tastytea 2022-03-16 16:58:47 +01:00
parent f8a7d5c579
commit b204b3e855
Signed by: tastytea
SSH Key Fingerprint: SHA256:FBkvrOlhq5use1XEttyUGT4bUTDVA1ar9SgIc9P03cM
1 changed files with 19 additions and 16 deletions
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35
src/main.cpp
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@ -53,24 +53,27 @@ int main()
while (std::getline(std::cin, line))
{
const auto line_nc{remove_colors(line)};
// Don't color +++ and --- lines
if (line_nc.length() >= 2
&& (line_nc.length() < 3
|| (line_nc[2] != '+' && line_nc[2] != '-')))
// Only look at lines starting with + or -
if (line_nc.length() >= 2 && (line_nc[0] == '+' || line_nc[0] == '-'))
{
if (line_nc[1] == '+')
// Don't color +++ and --- lines
if (line_nc.length() < 3
|| (line_nc[2] != '+' && line_nc[2] != '-'))
{
const auto pos{get_start_pos(line)};
std::cout << line.substr(0, pos) << green << line.substr(pos)
<< reset << '\n';
continue;
}
if (line_nc[1] == '-')
{
const auto pos{get_start_pos(line)};
std::cout << line.substr(0, pos) << red << line.substr(pos)
<< reset << '\n';
continue;
if (line_nc[1] == '+')
{
const auto pos{get_start_pos(line)};
std::cout << line.substr(0, pos) << green
<< line.substr(pos) << reset << '\n';
continue;
}
if (line_nc[1] == '-')
{
const auto pos{get_start_pos(line)};
std::cout << line.substr(0, pos) << red << line.substr(pos)
<< reset << '\n';
continue;
}
}
}
std::cout << line << '\n';