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/**
* @file align_nl_cont.cpp
*
* @author Guy Maurel
* split from align.cpp
* @author Ben Gardner
* @license GPL v2+
*/
#include "align_nl_cont.h"
#include "align_add.h"
#include "uncrustify.h"
#include <algorithm> // to get max
#include <limits>
using namespace std;
using namespace uncrustify;
Chunk *align_nl_cont(Chunk *start)
{
LOG_FUNC_ENTRY();
LOG_FMT(LALNLC, "%s(%d): start on [%s] on line %zu\n",
__func__, __LINE__, get_token_name(start->GetType()), start->GetOrigLine());
// Decide which column to align to
ChunkStack cs;
size_t align_col = 0;
size_t min_col = numeric_limits<size_t>::max();
size_t max_col = 0;
Chunk *pc = start;
while ( pc->IsNotNullChunk()
&& pc->IsNot(CT_NEWLINE)
&& pc->IsNot(CT_COMMENT_MULTI))
{
if (pc->Is(CT_NL_CONT))
{
align_add(cs, pc, align_col);
min_col = min(min_col, pc->GetColumn());
max_col = max(max_col, pc->GetColumn());
}
pc = pc->GetNext();
}
align_col = align_col - 1 + options::align_nl_cont_spaces();
if (options::align_nl_cont() == 2) // align with leftmost backslash
{
align_col = max(align_col, min_col);
}
else if (options::align_nl_cont() == 3) // align with rightmost backslash
{
align_col = max(align_col, max_col);
}
// NL_CONT is always the last thing on a line
Chunk *tmp;
while ((tmp = cs.Pop_Back())->IsNotNullChunk())
{
tmp->SetFlagBits(PCF_WAS_ALIGNED);
tmp->SetColumn(align_col);
}
return(pc);
} // align_nl_cont
void align_backslash_newline()
{
LOG_FUNC_ENTRY();
Chunk *pc = Chunk::GetHead();
while (pc->IsNotNullChunk())
{
if (pc->IsNot(CT_NL_CONT))
{
pc = pc->GetNextType(CT_NL_CONT);
continue;
}
pc = align_nl_cont(pc);
}
} // align_backslash_newline
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