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Regex: Add some comments, remove supurious semicolons

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This commit is contained in:
Maxime Coste 2017-10-07 16:36:53 +08:00
parent 911a893225
commit 6434bca325
1 changed files with 5 additions and 2 deletions
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7
src/regex_impl.hh
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@ -207,12 +207,15 @@ private:
using Utf8It = typename ChooseUtf8It<Iterator, direction>::Type;
enum class StepResult { Consumed, Matched, Failed };
// Steps a thread until it consumes the current character, matches or fail
StepResult step(const Utf8It& pos, Thread& thread, Vector<Thread>& threads, bool* inst_processed)
{
const auto prog_start = m_program.bytecode.data();
const auto prog_end = prog_start + m_program.bytecode.size();
while (true)
{
// If we have hit this instruction on this character, in this thread or another, do not try again
const auto inst_offset = thread.inst - prog_start;
if (inst_processed[inst_offset])
return StepResult::Failed;
@ -339,7 +342,7 @@ private:
bool found_match = false;
for (Utf8It pos = start; pos != m_end; ++pos)
{
memset(inst_processed, 0, m_program.bytecode.size() * sizeof(bool));;
memset(inst_processed, 0, m_program.bytecode.size() * sizeof(bool));
while (not current_threads.empty())
{
auto thread = current_threads.back();
@ -382,7 +385,7 @@ private:
if (found_match)
return true;
memset(inst_processed, 0, m_program.bytecode.size() * sizeof(bool));;
memset(inst_processed, 0, m_program.bytecode.size() * sizeof(bool));
// Step remaining threads to see if they match without consuming anything else
while (not current_threads.empty())
{