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small enhancement of debug only code

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This commit is contained in:
Geoff McLane 2015-10-05 15:08:20 +02:00
parent 66b221043a
commit b4efe7464a
1 changed files with 19 additions and 4 deletions
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23
src/lexer.c
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@ -51,17 +51,31 @@
/* #define DEBUG_ALLOCATION special EXTRA allocation debug information - VERY NOISY */ /* #define DEBUG_ALLOCATION special EXTRA allocation debug information - VERY NOISY */
static void check_me(char *name); static void check_me(char *name);
static Bool show_attrs = yes; static Bool show_attrs = yes;
#define MX_TXT 5 #define MX_TXT 8
static char buffer[MX_TXT+8]; /* NOTE extra for '...'\0 tail */ static char buffer[MX_TXT+8]; /* NOTE extra for '...'\0 tail */
static tmbstr get_text_string(Lexer* lexer, Node *node) static tmbstr get_text_string(Lexer* lexer, Node *node)
{ {
uint len = node->end - node->start; uint len = node->end - node->start;
tmbstr cp = lexer->lexbuf + node->start; tmbstr cp = lexer->lexbuf + node->start;
tmbstr end = lexer->lexbuf + node->end; tmbstr end = lexer->lexbuf + node->end;
unsigned char c;
uint i = 0; uint i = 0;
Bool insp = no;
buffer[0] = (char)0; buffer[0] = (char)0;
while (cp < end ) { while (cp < end ) {
buffer[i++] = *cp; c = *cp;
if (c == '\n') {
buffer[i++] = '\\';
buffer[i++] = 'n';
insp = yes;
} else if (c == ' ') {
if (!insp)
buffer[i++] = c;
insp = yes;
} else {
buffer[i++] = c;
insp = no;
}
cp++; cp++;
if (i >= MX_TXT) if (i >= MX_TXT)
break; break;
@ -86,10 +100,11 @@ static void Show_Node( TidyDocImpl* doc, const char *msg, Node *node )
int col = ( doc->lexer ? doc->lexer->columns : 0 ); int col = ( doc->lexer ? doc->lexer->columns : 0 );
SPRTF("R=%d C=%d: ", line, col ); SPRTF("R=%d C=%d: ", line, col );
// DEBUG: Be able to set a TRAP on a SPECIFIC row,col // DEBUG: Be able to set a TRAP on a SPECIFIC row,col
if ((line == 4) && (col == 1)) { if ((line == 60) && (col == 1)) {
check_me("Show_Node"); // just a debug trap check_me("Show_Node"); // just a debug trap
} }
if (lexer && lexer->token && (lexer->token->type == TextNode)) { if (lexer && lexer->token &&
((lexer->token->type == TextNode)||(node && (node->type == TextNode)))) {
if (show_attrs) { if (show_attrs) {
uint len = node ? node->end - node->start : 0; uint len = node ? node->end - node->start : 0;
tmbstr cp = node ? get_text_string( lexer, node ) : "NULL"; tmbstr cp = node ? get_text_string( lexer, node ) : "NULL";