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newlines.cpp
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2425 lines (2188 loc) · 66.1 KB
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/**
* @file newlines.cpp
* Adds or removes newlines.
*
* @author Ben Gardner
* @license GPL v2+
*/
#include "uncrustify_types.h"
#include "chunk_list.h"
#include "prototypes.h"
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cerrno>
#include "unc_ctype.h"
static void newlines_double_space_struct_enum_union(chunk_t *open_brace);
static bool one_liner_nl_ok(chunk_t *pc);
static void nl_handle_define(chunk_t *pc);
static void newline_iarf_pair(chunk_t *before, chunk_t *after, argval_t av);
/**
* Check to see if we are allowed to increase the newline count.
* The only case where we can't is if nl_squeeze_ifdef=true and a preproc is
* after the newline.
*/
static bool can_increase_nl(chunk_t *nl)
{
if (cpd.settings[UO_nl_squeeze_ifdef].b)
{
chunk_t *pc = chunk_get_next(nl);
if ((pc != NULL) && (pc->type == CT_PREPROC) &&
(pc->parent_type == CT_PP_ENDIF))
{
return(false);
}
}
return(true);
}
/**
* Double the newline, if allowed.
*/
static void double_newline(chunk_t *nl)
{
chunk_t *prev = chunk_get_prev(nl);
LOG_FMT(LNEWLINE, "%s: add newline after %.*s on line %d",
__func__, prev->len, prev->str, prev->orig_line);
if (!can_increase_nl(nl))
{
LOG_FMT(LNEWLINE, " - denied\n");
return;
}
LOG_FMT(LNEWLINE, " - done\n");
nl->nl_count = 2;
}
/*
* Basic approach:
* 1. Find next open brace
* 2. Find next close brace
* 3. Determine why the braces are there
* a. struct/union/enum "enum [name] {"
* c. assignment "= {"
* b. if/while/switch/for/etc ") {"
* d. else "} else {"
*/
//#define DEBUG_NEWLINES
static void setup_newline_add(const chunk_t *prev, chunk_t *nl, const chunk_t *next)
{
memset(nl, 0, sizeof(*nl));
nl->nl_count = 1;
nl->flags = (prev->flags & PCF_COPY_FLAGS) & ~PCF_IN_PREPROC;
if ((prev->flags & PCF_IN_PREPROC) && (next->flags & PCF_IN_PREPROC))
{
nl->flags |= PCF_IN_PREPROC;
}
if ((nl->flags & PCF_IN_PREPROC) != 0)
{
nl->type = CT_NL_CONT;
nl->str = "\\\n";
nl->len = 2;
}
else
{
nl->type = CT_NEWLINE;
nl->str = "\n";
nl->len = 1;
}
}
/**
* 2 parts:
* - if/switch/while/for after braces
* - else before/after braces
* - do after braces
* - do/while before braces
*/
chunk_t *newline_add_before2(chunk_t *pc, const char *fcn, int line)
{
chunk_t nl;
chunk_t *prev;
prev = chunk_get_prev(pc);
if (chunk_is_newline(prev))
{
/* Already has a newline before this chunk */
return(prev);
}
LOG_FMT(LNEWLINE, "%s: '%.*s' on line %d (called from %s line %d)\n",
__func__, pc->len, pc->str, pc->orig_line, fcn, line);
setup_newline_add(prev, &nl, pc);
return(chunk_add_before(&nl, pc));
}
chunk_t *newline_add_after2(chunk_t *pc, const char *fcn, int line)
{
chunk_t nl;
chunk_t *next;
next = chunk_get_next(pc);
if (chunk_is_newline(next))
{
/* Already has a newline after this chunk */
return(next);
}
LOG_FMT(LNEWLINE, "%s: '%.*s' on line %d (called from %s line %d)\n",
__func__, pc->len, pc->str, pc->orig_line, fcn, line);
setup_newline_add(pc, &nl, next);
return(chunk_add_after(&nl, pc));
}
#define newline_min_after(ref, cnt) newline_min_after2(ref, cnt, __func__, __LINE__)
static void newline_min_after2(chunk_t *ref, INT32 count,
const char *func, int line)
{
chunk_t *pc = ref;
chunk_t *next;
LOG_FMT(LNEWLINE, "%s: '%.*s' line %d - count %d : caller=%s:%d\n",
__func__, ref->len, ref->str, ref->orig_line, count, func, line);
do
{
pc = chunk_get_next(pc);
} while ((pc != NULL) && !chunk_is_newline(pc));
//LOG_FMT(LNEWLINE, "%s: on %s, line %d, col %d\n",
// __func__, get_token_name(pc->type), pc->orig_line, pc->orig_col);
next = chunk_get_next(pc);
if (chunk_is_comment(next) && (next->nl_count == 1) &&
chunk_is_comment(chunk_get_prev(pc)))
{
newline_min_after(next, count);
return;
}
else
{
if (chunk_is_newline(pc) && can_increase_nl(pc))
{
if (pc->nl_count < count)
{
pc->nl_count = count;
}
}
}
}
/**
* Add a newline between two tokens.
* If there is already a newline between then, nothing is done.
* Otherwise a newline is inserted.
*
* If end is CT_BRACE_OPEN and a comment and newline follow, then
* the brace open is moved instead of inserting a newline.
*
* In this situation:
* if (...) { //comment
*
* you get:
* if (...) //comment
* {
*/
chunk_t *newline_add_between2(chunk_t *start, chunk_t *end,
const char *func, int line)
{
chunk_t *pc;
if ((start == NULL) || (end == NULL))
{
return(NULL);
}
LOG_FMT(LNEWLINE, "%s: '%.*s'[%s] line %d:%d and '%.*s' line %d:%d : caller=%s:%d\n",
__func__, start->len, start->str, get_token_name(start->type),
start->orig_line, start->orig_col,
end->len, end->str, end->orig_line, end->orig_col, func, line);
/* Back-up check for one-liners (should never be true!) */
if (!one_liner_nl_ok(start))
{
return(NULL);
}
/* Scan for a line break */
for (pc = start; pc != end; pc = chunk_get_next(pc))
{
if (chunk_is_newline(pc))
{
return(pc);
}
}
/* If the second one is a brace open, then check to see
* if a comment + newline follows
*/
if (end->type == CT_BRACE_OPEN)
{
pc = chunk_get_next(end);
if (chunk_is_comment(pc))
{
pc = chunk_get_next(pc);
if (chunk_is_newline(pc))
{
/* Move the open brace to after the newline */
chunk_move_after(end, pc);
return(pc);
}
}
}
return(newline_add_before(end));
}
/**
* Removes any CT_NEWLINE or CT_NL_CONT between start and end.
* Start must be before end on the chunk list.
* If the 'PCF_IN_PREPROC' status differs between two tags, we can't remove
* the newline.
*
* @param start The starting chunk (cannot be a newline)
* @param end The ending chunk (cannot be a newline)
* @return true/false - removed something
*/
void newline_del_between2(chunk_t *start, chunk_t *end,
const char *func, int line)
{
chunk_t *next;
chunk_t *prev;
chunk_t *pc = start;
LOG_FMT(LNEWLINE, "%s: '%.*s' line %d:%d and '%.*s' line %d:%d : caller=%s:%d preproc=%d/%d\n",
__func__, start->len, start->str, start->orig_line, start->orig_col,
end->len, end->str, end->orig_line, end->orig_col, func, line,
((start->flags & PCF_IN_PREPROC) != 0),
((end->flags & PCF_IN_PREPROC) != 0));
/* Can't remove anything if the preproc status differs */
if (!chunk_same_preproc(start, end))
{
return;
}
do
{
next = chunk_get_next(pc);
if (chunk_is_newline(pc))
{
prev = chunk_get_prev(pc);
if ((!chunk_is_comment(prev) && !chunk_is_comment(next)) ||
chunk_is_newline(prev) ||
chunk_is_newline(next))
{
if (chunk_safe_to_del_nl(pc))
{
chunk_del(pc);
align_to_column(next, prev->column + space_col_align(prev, next));
}
}
else
{
if (pc->nl_count > 1)
{
pc->nl_count = 1;
}
}
}
pc = next;
} while (pc != end);
if (chunk_is_str(end, "{", 1) &&
(chunk_is_str(start, ")", 1) ||
(start->type == CT_DO) ||
(start->type == CT_ELSE)))
{
if (chunk_get_prev_nl(end) != start)
{
chunk_move_after(end, start);
}
}
}
/**
* Add or remove a newline between the closing paren and opening brace.
* Also uncuddles anything on the closing brace. (may get fixed later)
*
* "if (...) { \n" or "if (...) \n { \n"
*/
static void newlines_if_for_while_switch(chunk_t *start, argval_t nl_opt)
{
chunk_t *pc;
chunk_t *close_paren;
chunk_t *brace_open;
if ((nl_opt == AV_IGNORE) ||
(((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b))
{
return;
}
pc = chunk_get_next_ncnl(start);
if ((pc != NULL) && (pc->type == CT_SPAREN_OPEN))
{
close_paren = chunk_get_next_type(pc, CT_SPAREN_CLOSE, pc->level);
brace_open = chunk_get_next_ncnl(close_paren);
if ((brace_open != NULL) && (brace_open->type == CT_BRACE_OPEN) &&
one_liner_nl_ok(brace_open))
{
if (cpd.settings[UO_nl_multi_line_cond].b)
{
while ((pc = chunk_get_next(pc)) != close_paren)
{
if (chunk_is_newline(pc))
{
nl_opt = AV_ADD;
break;
}
}
}
newline_iarf_pair(close_paren, brace_open, nl_opt);
newline_add_between(brace_open, chunk_get_next_ncnl(brace_open));
/* Make sure nothing is cuddled with the closing brace */
pc = chunk_get_next_type(brace_open, CT_BRACE_CLOSE, brace_open->level);
newline_add_between(pc, chunk_get_next_nblank(pc));
}
}
}
/**
* Add or remove extra newline before the chunk.
* Adds before comments
* Doesn't do anything if open brace before it
* "code\n\ncomment\nif (...)" or "code\ncomment\nif (...)"
*/
static void newlines_if_for_while_switch_pre_blank_lines(chunk_t *start, argval_t nl_opt)
{
chunk_t *pc;
chunk_t *prev;
chunk_t *next;
chunk_t *last_nl = NULL;
int level = start->level;
bool do_add = nl_opt & AV_ADD;
if ((nl_opt == AV_IGNORE) ||
(((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b))
{
return;
}
/*
* look backwards until we find
* open brace (don't add or remove)
* 2 newlines in a row (don't add)
* something else (don't remove)
*/
for (pc = chunk_get_prev(start); pc != NULL; pc = chunk_get_prev(pc))
{
if (chunk_is_newline(pc))
{
last_nl = pc;
/* if we found 2 or more in a row */
if ((pc->nl_count > 1) || chunk_is_newline(chunk_get_prev_nvb(pc)))
{
/* need to remove */
if (nl_opt & AV_REMOVE)
{
/* if we're also adding, take care of that here */
pc->nl_count = do_add ? 2 : 1;
/* can keep using pc because anything other than newline stops loop, and we delete if newline */
while (chunk_is_newline(prev = chunk_get_prev_nvb(pc)))
{
/* Make sure we don't combine a preproc and non-preproc */
if (!chunk_safe_to_del_nl(prev))
{
break;
}
chunk_del(prev);
}
}
return;
}
}
else if (chunk_is_opening_brace(pc) || (pc->level < level))
{
return;
}
else if (chunk_is_comment(pc))
{
/* vbrace close is ok because it won't go into output, so we should skip it */
last_nl = NULL;
continue;
}
else
{
if (do_add) /* we found something previously besides a comment or a new line */
{
/* if we have run across a newline */
if (last_nl != NULL)
{
if (last_nl->nl_count < 2)
{
double_newline(last_nl);
}
}
else
{
/* we didn't run into a nl, so we need to add one */
if (((next = chunk_get_next(pc)) != NULL) &&
chunk_is_comment(next))
{
pc = next;
}
if ((last_nl = newline_add_after(pc)) != NULL)
{
double_newline(last_nl);
}
}
}
return;
}
}
}
static chunk_t *get_closing_brace(chunk_t *start)
{
chunk_t *pc;
int level = start->level;
for (pc = start; (pc = chunk_get_next(pc)) != NULL; )
{
if (((pc->type == CT_BRACE_CLOSE) || (pc->type == CT_VBRACE_CLOSE)) && (pc->level == level))
{
return(pc);
}
/* for some reason, we can have newlines between if and opening brace that are lower level than either */
if (!chunk_is_newline(pc) && (pc->level < level))
{
return(NULL);
}
}
return(NULL);
}
/**
* remove any consecutive newlines following this chunk
* skip vbraces
*/
static void remove_next_newlines(chunk_t *start)
{
chunk_t *next;
while ((next = chunk_get_next(start)) != NULL)
{
if (chunk_is_newline(next) && chunk_safe_to_del_nl(next))
{
chunk_del(next);
}
else if (chunk_is_vbrace(next))
{
start = next;
}
else
{
break;
}
}
}
/**
* Add or remove extra newline after end of the block started in chunk.
* Doesn't do anything if close brace after it
* Interesting issue is that at this point, nls can be before or after vbraces
* VBraces will stay VBraces, conversion to real ones should have already happened
* "if (...)\ncode\ncode" or "if (...)\ncode\n\ncode"
*/
static void newlines_if_for_while_switch_post_blank_lines(chunk_t *start, argval_t nl_opt)
{
chunk_t *pc;
chunk_t *next;
chunk_t *prev;
bool have_pre_vbrace_nl = false;
int nl_count;
if ((nl_opt == AV_IGNORE) ||
(((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b))
{
return;
}
/* first find ending brace */
if ((pc = get_closing_brace(start)) == NULL)
{
return;
}
/* if we're dealing with an if, we actually want to add or remove blank lines after any elses */
if (start->type == CT_IF)
{
while (true)
{
next = chunk_get_next_ncnl(pc);
if ((next != NULL) && ((next->type == CT_ELSE) || (next->type == CT_ELSEIF)))
{
/* point to the closing brace of the else */
if ((pc = get_closing_brace(next)) == NULL)
{
return;
}
}
else
{
break;
}
}
}
/* if we're dealing with a do/while, we actually want to add or remove blank lines after while and its condition */
if (start->type == CT_DO)
{
/* point to the next semicolon */
if ((pc = chunk_get_next_type(pc, CT_SEMICOLON, start->level)) == NULL)
{
return;
}
}
bool isVBrace = pc->type == CT_VBRACE_CLOSE;
if ((prev = chunk_get_prev_nvb(pc)) == NULL)
{
return;
}
have_pre_vbrace_nl = isVBrace && chunk_is_newline(prev);
if (nl_opt & AV_REMOVE)
{
/* if vbrace, have to check before and after */
/* if chunk before vbrace, remove any nls after vbrace */
if (have_pre_vbrace_nl)
{
prev->nl_count = 1;
remove_next_newlines(pc);
}
else if (chunk_is_newline(next = chunk_get_next_nvb(pc))) /* otherwise just deal with nls after brace */
{
next->nl_count = 1;
remove_next_newlines(next);
}
}
/* may have a nl before and after vbrace */
/* don't do anything with it if the next non nl chunk is a closing brace */
if (nl_opt & AV_ADD)
{
if ((next = chunk_get_next_nnl(pc)) == NULL)
{
return;
}
if (next->type != CT_BRACE_CLOSE)
{
/* if vbrace, have to check before and after */
/* if chunk before vbrace, check its count */
nl_count = have_pre_vbrace_nl ? prev->nl_count : 0;
if (chunk_is_newline(next = chunk_get_next_nvb(pc)))
{
nl_count += next->nl_count;
}
/* if we have no newlines, add one and make it double */
if (nl_count == 0)
{
if (((next = chunk_get_next(pc)) != NULL) &&
chunk_is_comment(next))
{
pc = next;
}
if ((next = newline_add_after(pc)) == NULL)
{
return;
}
double_newline(next);
}
else if (nl_count == 1) /* if we don't have enough newlines */
{
/* if we have one before vbrace, need to add one after */
if (have_pre_vbrace_nl)
{
next = newline_add_after(pc);
}
else
{
prev = chunk_get_prev_nnl(next);
pc = chunk_get_next_nl(next);
//LOG_FMT(LSYS, " -- pc1=%.*s [%s]\n", pc->len, pc->str, get_token_name(pc->type));
pc = chunk_get_next(pc);
//LOG_FMT(LSYS, " -- pc2=%.*s [%s]\n", pc->len, pc->str, get_token_name(pc->type));
if ((pc != NULL) && (pc->type == CT_PREPROC) &&
(pc->parent_type == CT_PP_ENDIF) &&
cpd.settings[UO_nl_squeeze_ifdef].b)
{
LOG_FMT(LNEWLINE, "%s: cannot add newline after line %d due to nl_squeeze_ifdef\n",
__func__, prev->orig_line);
}
else
{
/* make nl after double */
double_newline(next);
}
}
}
}
}
}
/**
* Adds or removes a newline between the keyword and the open brace.
* If there is something after the '{' on the same line, then
* the newline is removed unconditionally.
*
* "struct [name] {" or "struct [name] \n {"
*/
static void newlines_struct_enum_union(chunk_t *start, argval_t nl_opt, bool leave_trailing)
{
chunk_t *pc;
chunk_t *next;
if ((nl_opt == AV_IGNORE) ||
(((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b))
{
return;
}
/* step past any junk between the keyword and the open brace
* Quit if we hit a semicolon, which is not expected.
*/
int level = start->level;
pc = start;
while (((pc = chunk_get_next_ncnl(pc)) != NULL) && (pc->level >= level))
{
if ((pc->level == level) &&
((pc->type == CT_BRACE_OPEN) || chunk_is_semicolon(pc)))
{
break;
}
start = pc;
}
/* If we hit a brace open, then we need to toy with the newlines */
if ((pc != NULL) && (pc->type == CT_BRACE_OPEN))
{
/* Skip over embedded C comments */
next = chunk_get_next(pc);
while ((next != NULL) && (next->type == CT_COMMENT))
{
next = chunk_get_next(next);
}
if (leave_trailing &&
!chunk_is_comment(next) &&
!chunk_is_newline(next))
{
nl_opt = AV_IGNORE;
}
newline_iarf_pair(start, pc, nl_opt);
}
}
/**
* Cuddles or un-cuddles a chunk with a previous close brace
*
* "} while" vs "} \n while"
* "} else" vs "} \n else"
*
* @param start The chunk - should be CT_ELSE or CT_WHILE_OF_DO
*/
static void newlines_cuddle_uncuddle(chunk_t *start, argval_t nl_opt)
{
chunk_t *br_close;
if (((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b)
{
return;
}
br_close = chunk_get_prev_ncnl(start);
if ((br_close != NULL) && (br_close->type == CT_BRACE_CLOSE))
{
newline_iarf_pair(br_close, start, nl_opt);
}
}
/**
* Adds/removes a newline between else and '{'.
* "else {" or "else \n {"
*/
static void newlines_do_else(chunk_t *start, argval_t nl_opt)
{
chunk_t *next;
if ((nl_opt == AV_IGNORE) ||
(((start->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b))
{
return;
}
next = chunk_get_next_ncnl(start);
if ((next != NULL) && (next->type == CT_BRACE_OPEN))
{
if (!one_liner_nl_ok(next))
{
return;
}
newline_iarf_pair(start, next, nl_opt);
if ((nl_opt & AV_ADD) != 0)
{
chunk_t *tmp = chunk_get_next(next);
if ((tmp != NULL) && !chunk_is_newline(tmp))
{
newline_add_between(next, tmp);
}
}
}
}
/**
* We are at the open brace for a function body.
* put a newline after the block of variable definitions
*/
static void newline_fnc_var_def(chunk_t *br_open, int nl_count)
{
chunk_t *prev = NULL;
chunk_t *next;
chunk_t *pc;
pc = chunk_get_next_ncnl(br_open);
while (pc != NULL)
{
if (chunk_is_type(pc) || (pc->type == CT_QUALIFIER) || (pc->type == CT_DC_MEMBER))
{
pc = chunk_get_next_ncnl(pc);
continue;
}
if (((pc->type == CT_WORD) || (pc->type == CT_FUNC_CTOR_VAR)) &&
((pc->flags & PCF_VAR_1ST) != 0))
{
pc = chunk_get_next_type(pc, CT_SEMICOLON, pc->level);
prev = pc;
pc = chunk_get_next_ncnl(pc);
continue;
}
break;
}
/* prev is either NULL or points to a semicolon */
if (prev != NULL)
{
next = chunk_get_next_ncnl(prev);
if ((next != NULL) && (next->type != CT_BRACE_CLOSE))
{
newline_min_after(prev, 1 + cpd.settings[UO_nl_func_var_def_blk].n);
}
}
}
/**
* Handles the brace_on_func_line setting and decides if the closing brace
* of a pair should be right after a newline.
* The only cases where the closing brace shouldn't be the first thing on a line
* is where the opening brace has junk after it AND where a one-liner in a
* class is supposed to be preserved.
*
* General rule for break before close brace:
* If the brace is part of a function (call or definition) OR if the only
* thing after the opening brace is comments, the there must be a newline
* before the close brace.
*
* Example of no newline before close
* struct mystring { int len;
* char str[]; };
* while (*(++ptr) != 0) { }
*
* Examples of newline before close
* void foo() {
* }
*
*/
static void newlines_brace_pair(chunk_t *br_open)
{
chunk_t *prev;
chunk_t *next;
chunk_t *pc;
argval_t val = AV_IGNORE;
bool nl_close_brace = false;
if (((br_open->flags & PCF_IN_PREPROC) != 0) &&
!cpd.settings[UO_nl_define_macro].b)
{
return;
}
if (cpd.settings[UO_nl_collapse_empty_body].b)
{
next = chunk_get_next_nnl(br_open);
if ((next != NULL) && (next->type == CT_BRACE_CLOSE))
{
pc = chunk_get_next(br_open);
while ((pc != NULL) && (pc->type != CT_BRACE_CLOSE))
{
next = chunk_get_next(pc);
if (pc->type == CT_NEWLINE)
{
if (chunk_safe_to_del_nl(pc))
{
chunk_del(pc);
}
}
pc = next;
}
return;
}
}
/* Make sure we don't break a one-liner */
if (!one_liner_nl_ok(br_open))
{
return;
}
next = chunk_get_next_nc(br_open);
/** Insert a newline between the '=' and open brace, if needed */
if (br_open->parent_type == CT_ASSIGN)
{
/* Only mess with it if the open brace is followed by a newline */
if (chunk_is_newline(next))
{
prev = chunk_get_prev_ncnl(br_open);
newline_iarf_pair(prev, br_open, cpd.settings[UO_nl_assign_brace].a);
}
}
/* Eat any extra newlines after the brace open */
if (cpd.settings[UO_eat_blanks_after_open_brace].b)
{
if (chunk_is_newline(next))
{
if (next->nl_count > 1)
{
next->nl_count = 1;
}
}
}
/* Handle the cases where the brace is part of a function call or definition */
if ((br_open->parent_type == CT_FUNC_DEF) ||
(br_open->parent_type == CT_FUNC_CALL) ||
(br_open->parent_type == CT_FUNC_CALL_USER) ||
(br_open->parent_type == CT_FUNC_CLASS) ||
(br_open->parent_type == CT_OC_MSG_DECL))
{
/* Need to force a newline before the close brace, if not in a class body */
if ((br_open->flags & PCF_IN_CLASS) == 0)
{
nl_close_brace = true;
}
/* handle newlines after the open brace */
pc = chunk_get_next_ncnl(br_open);
newline_add_between(br_open, pc);
val = ((br_open->parent_type == CT_FUNC_DEF) ||
(br_open->parent_type == CT_FUNC_CLASS) ||
(br_open->parent_type == CT_OC_MSG_DECL)) ?
cpd.settings[UO_nl_fdef_brace].a :
cpd.settings[UO_nl_fcall_brace].a;
if (val != AV_IGNORE)
{
/* Grab the chunk before the open brace */
prev = chunk_get_prev_ncnl(br_open);
newline_iarf_pair(prev, br_open, val);
}
if (cpd.settings[UO_nl_func_var_def_blk].n > 0)
{
newline_fnc_var_def(br_open, cpd.settings[UO_nl_func_var_def_blk].n);
}
}
/* Grab the matching brace close */
chunk_t *br_close;
br_close = chunk_get_next_type(br_open, CT_BRACE_CLOSE, br_open->level);
if (br_close == NULL)
{
return;
}
if (!nl_close_brace)
{
/**
* If the open brace hits a CT_NEWLINE, CT_NL_CONT, CT_COMMENT_MULTI, or
* CT_COMMENT_CPP without hitting anything other than CT_COMMENT, then
* there should be a newline before the close brace.
*/
pc = chunk_get_next(br_open);
while ((pc != NULL) && (pc->type == CT_COMMENT))
{
pc = chunk_get_next(pc);
}
if (chunk_is_newline(pc) || chunk_is_comment(pc))
{
nl_close_brace = true;
}
}
prev = chunk_get_prev_nblank(br_close);
if (nl_close_brace)
{
newline_add_between(prev, br_close);
}
else
{
newline_del_between(prev, br_close);
}
}
/**
* Put a empty line between the 'case' statement and the previous case colon
* or semicolon.