void JsonIn::skip_value()
{
char ch;
eat_whitespace();
ch = peek();
// it's either a string '"'
if (ch == '"') {
skip_string();
// or an object '{'
} else if (ch == '{') {
skip_object();
// or an array '['
} else if (ch == '[') {
skip_array();
// or a number (-0123456789)
} else if (ch == '-' || (ch >= '0' && ch <= '9')) {
skip_number();
// or "true", "false" or "null"
} else if (ch == 't') {
skip_true();
} else if (ch == 'f') {
skip_false();
} else if (ch == 'n') {
skip_null();
// or an error.
} else {
std::stringstream err;
err << "expected JSON value but got '" << ch << "'";
error(err.str());
}
// skip_* end value automatically
}
bool JsonIn::skip_value()
{
char ch;
bool foundsep;
eat_whitespace();
ch = peek();
// it's either a string '"'
if (ch == '"') {
foundsep = skip_string();
// or an object '{'
} else if (ch == '{') {
foundsep = skip_object();
// or an array '['
} else if (ch == '[') {
foundsep = skip_array();
// or a number (-0123456789)
} else if (ch == '-' || (ch >= '0' && ch <= '9')) {
foundsep = skip_number();
// or "true", "false" or "null"
} else if (ch == 't') {
foundsep = skip_true();
} else if (ch == 'f') {
foundsep = skip_false();
} else if (ch == 'n') {
foundsep = skip_null();
// or an error.
} else {
std::stringstream err;
err << line_number() << ": expected JSON value but got '" << ch << "'";
throw err.str();
}
return foundsep;//b( foundsep || skip_separator() );
}
/********************************************************************
* FUNCTION parse_top
*
* Parse, and fill one val_value_t struct
*
* Error messages are printed by this function!!
* Do not duplicate error messages upon error return
*
*
* INPUTS:
* tkc == token chain
* val == value iniitalized and could be already filled in
* keepvals == TRUE to save existing values in 'val', as needed
* FALSE to overwrite old values in 'val', as needed
*
* RETURNS:
* status of the operation
*********************************************************************/
static status_t
parse_top (tk_chain_t *tkc,
val_value_t *val,
boolean keepvals)
{
status_t res;
boolean done;
res = NO_ERR;
/* get the container name */
done = FALSE;
while (!done) {
res = match_name(tkc, obj_get_name(val->obj));
if (res == ERR_NCX_EOF) {
if (LOGDEBUG) {
log_debug("\nconf: object '%s' not found in file '%s'",
obj_get_name(val->obj),
tkc->filename);
}
return NO_ERR;
} else if (res != NO_ERR) {
res = skip_object(tkc);
if (res != NO_ERR) {
return res;
}
} else {
done = TRUE;
}
}
/* get a left brace */
res = consume_tk(tkc, TK_TT_LBRACE);
if (res != NO_ERR) {
ncx_conf_exp_err(tkc, res, "left brace to start object");
return res;
}
done = FALSE;
while (!done) {
res = get_tk(tkc);
if (res == ERR_NCX_EOF) {
return NO_ERR;
} else if (res != NO_ERR) {
return res;
}
/* allow an empty parmset */
if (TK_CUR_TYP(tkc)==TK_TT_RBRACE) {
done = TRUE;
} else {
res = parse_parm(tkc, val, keepvals);
if (res != NO_ERR) {
done = TRUE;
}
}
}
return res;
} /* parse_top */
