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/**
* @file align_tools.cpp
*
* @author Guy Maurel
* split from align.cpp
* @author Ben Gardner
* @license GPL v2+
*/
#include "align_tools.h"
#include "space.h"
#include "uncrustify.h"
Chunk *skip_c99_array(Chunk *sq_open)
{
if (sq_open->Is(CT_SQUARE_OPEN))
{
Chunk *tmp = sq_open->GetClosingParen()->GetNextNc();
if (tmp->Is(CT_ASSIGN))
{
return(tmp->GetNextNc());
}
}
return(Chunk::NullChunkPtr);
} // skip_c99_array
Chunk *scan_ib_line(Chunk *start)
{
LOG_FUNC_ENTRY();
Chunk *prev_match = Chunk::NullChunkPtr;
size_t idx = 0;
// Skip past C99 "[xx] =" stuff
Chunk *tmp = skip_c99_array(start);
if (tmp->IsNotNullChunk())
{
start->SetParentType(CT_TSQUARE);
start = tmp;
cpd.al_c99_array = true;
}
Chunk *pc = start;
if (pc->IsNotNullChunk())
{
LOG_FMT(LSIB, "%s(%d): start: orig line is %zu, orig col is %zu, column is %zu, type is %s\n",
__func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->GetColumn(), get_token_name(pc->GetType()));
}
else
{
pc = Chunk::NullChunkPtr;
}
while ( pc->IsNotNullChunk()
&& !pc->IsNewline()
&& pc->GetLevel() >= start->GetLevel())
{
//LOG_FMT(LSIB, "%s: '%s' col %d/%d line %zu\n", __func__,
// pc->Text(), pc->GetColumn(), pc->GetOrigCol(), pc->GetOrigLine());
Chunk *next = pc->GetNext();
if ( next->IsNullChunk()
|| next->IsComment())
{
// do nothing
}
else if ( pc->Is(CT_ASSIGN)
|| pc->Is(CT_BRACE_OPEN)
|| pc->Is(CT_BRACE_CLOSE)
|| pc->Is(CT_COMMA))
{
size_t token_width = space_col_align(pc, next);
// TODO: need to handle missing structure defs? ie NULL vs { ... } ??
// Is this a new entry?
if (idx >= cpd.al_cnt)
{
if (idx == 0)
{
LOG_FMT(LSIB, "%s(%d): Prepare the 'idx's\n", __func__, __LINE__);
}
LOG_FMT(LSIB, "%s(%d): New idx is %2.1zu, pc->GetColumn() is %2.1zu, Text() '%s', token_width is %zu, type is %s\n",
__func__, __LINE__, idx, pc->GetColumn(), pc->Text(), token_width, get_token_name(pc->GetType()));
cpd.al[cpd.al_cnt].type = pc->GetType();
cpd.al[cpd.al_cnt].col = pc->GetColumn();
cpd.al[cpd.al_cnt].len = token_width;
cpd.al[cpd.al_cnt].ref = pc; // Issue #3786
cpd.al_cnt++;
if (cpd.al_cnt == uncrustify::limits::AL_SIZE)
{
fprintf(stderr, "Number of 'entry' to be aligned is too big for the current value %d,\n",
uncrustify::limits::AL_SIZE);
fprintf(stderr, "at line %zu, column %zu.\n",
pc->GetOrigLine(), pc->GetOrigCol());
fprintf(stderr, "Please make a report.\n");
log_flush(true);
exit(EX_SOFTWARE);
}
idx++;
}
else
{
// expect to match stuff
if (cpd.al[idx].type == pc->GetType())
{
LOG_FMT(LSIB, "%s(%d): Match? idx is %2.1zu, orig line is %2.1zu, column is %2.1zu, token_width is %zu, type is %s\n",
__func__, __LINE__, idx, pc->GetOrigLine(), pc->GetColumn(), token_width, get_token_name(pc->GetType()));
// Shift out based on column
if (prev_match->IsNullChunk())
{
if (pc->GetColumn() > cpd.al[idx].col)
{
LOG_FMT(LSIB, "%s(%d): [ pc column (%zu) > cpd.al[%zu].col(%zu) ] \n",
__func__, __LINE__, pc->GetColumn(), idx, cpd.al[idx].col);
ib_shift_out(idx, pc->GetColumn() - cpd.al[idx].col);
cpd.al[idx].col = pc->GetColumn();
}
}
else if (idx > 0)
{
LOG_FMT(LSIB, "%s(%d): prev_match '%s', orig line is %zu, orig col is %zu\n",
__func__, __LINE__, prev_match->Text(), prev_match->GetOrigLine(), prev_match->GetOrigCol());
int min_col_diff = pc->GetColumn() - prev_match->GetColumn();
int cur_col_diff = cpd.al[idx].col - cpd.al[idx - 1].col;
if (cur_col_diff < min_col_diff)
{
LOG_FMT(LSIB, "%s(%d): pc orig line is %zu\n",
__func__, __LINE__, pc->GetOrigLine());
ib_shift_out(idx, min_col_diff - cur_col_diff);
}
}
LOG_FMT(LSIB, "%s(%d): at ende of the loop: now is col %zu, len is %zu\n",
__func__, __LINE__, cpd.al[idx].col, cpd.al[idx].len);
idx++;
}
}
prev_match = pc;
}
pc = pc->GetNextNc();
}
return(pc);
} // scan_ib_line
void ib_shift_out(size_t idx, size_t num)
{
while (idx < cpd.al_cnt)
{
bool is_empty = false; // Issue #3786
Chunk *tmp = cpd.al[idx].ref;
if (tmp->Is(CT_BRACE_CLOSE))
{
Chunk *pre = tmp->GetPrev();
if (pre->Is(CT_COMMA))
{
is_empty = true;
}
}
if (!is_empty)
{
cpd.al[idx].col += num;
}
idx++;
}
} // ib_shift_out
Chunk *step_back_over_member(Chunk *pc)
{
Chunk *tmp = pc->GetPrevNcNnl();
// Skip over any class stuff: bool CFoo::bar()
while (tmp->Is(CT_DC_MEMBER))
{
pc = tmp->GetPrevNcNnl();
tmp = pc->GetPrevNcNnl();
}
return(pc);
} // step_back_over_member
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