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2007-10-29 Emmanuele Bassi <ebassi@openedhand.com>

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* clutter/json/json-parser.c: Enable parsing of negative numbers;
	GScanner splits negative numbers into two tokens, so we need to
	special case them.
This commit is contained in:
Emmanuele Bassi 2007-10-29 16:45:25 +00:00
parent 6e5cded500
commit 92d4481a68
2 changed files with 75 additions and 4 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2007-10-29 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/json/json-parser.c: Enable parsing of negative numbers;
GScanner splits negative numbers into two tokens, so we need to
special case them.
2007-10-29 Emmanuele Bassi <ebassi@openedhand.com> 2007-10-29 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-script.c: Add the :filename and :filename-set * clutter/clutter-script.c: Add the :filename and :filename-set

73
clutter/json/json-parser.c
View File

@ -353,6 +353,7 @@ json_parse_array (JsonParser *parser,
while (token != G_TOKEN_RIGHT_BRACE) while (token != G_TOKEN_RIGHT_BRACE)
{ {
JsonNode *node = NULL; JsonNode *node = NULL;
gboolean negative = FALSE;
if (token == G_TOKEN_COMMA) if (token == G_TOKEN_COMMA)
{ {
@ -427,16 +428,34 @@ json_parse_array (JsonParser *parser,
continue; continue;
} }
if (token == '-')
{
guint next_token = g_scanner_peek_next_token (scanner);
if (next_token == G_TOKEN_INT ||
next_token == G_TOKEN_FLOAT)
{
negative = TRUE;
token = g_scanner_get_next_token (scanner);
}
else
{
return G_TOKEN_INT;
}
}
switch (token) switch (token)
{ {
case G_TOKEN_INT: case G_TOKEN_INT:
node = json_node_new (JSON_NODE_VALUE); node = json_node_new (JSON_NODE_VALUE);
json_node_set_int (node, scanner->value.v_int); json_node_set_int (node, negative ? scanner->value.v_int * -1
: scanner->value.v_int);
break; break;
case G_TOKEN_FLOAT: case G_TOKEN_FLOAT:
node = json_node_new (JSON_NODE_VALUE); node = json_node_new (JSON_NODE_VALUE);
json_node_set_double (node, scanner->value.v_float); json_node_set_double (node, negative ? scanner->value.v_float * -1.0
: scanner->value.v_float);
break; break;
case G_TOKEN_STRING: case G_TOKEN_STRING:
@ -505,6 +524,7 @@ json_parse_object (JsonParser *parser,
{ {
JsonNode *node = NULL; JsonNode *node = NULL;
gchar *name = NULL; gchar *name = NULL;
gboolean negative = FALSE;
if (token == G_TOKEN_COMMA) if (token == G_TOKEN_COMMA)
{ {
@ -610,16 +630,33 @@ json_parse_object (JsonParser *parser,
continue; continue;
} }
if (token == '-')
{
guint next_token = g_scanner_peek_next_token (scanner);
if (next_token == G_TOKEN_INT || next_token == G_TOKEN_FLOAT)
{
negative = TRUE;
token = g_scanner_get_next_token (scanner);
}
else
{
return G_TOKEN_INT;
}
}
switch (token) switch (token)
{ {
case G_TOKEN_INT: case G_TOKEN_INT:
node = json_node_new (JSON_NODE_VALUE); node = json_node_new (JSON_NODE_VALUE);
json_node_set_int (node, scanner->value.v_int); json_node_set_int (node, negative ? scanner->value.v_int * -1
: scanner->value.v_int);
break; break;
case G_TOKEN_FLOAT: case G_TOKEN_FLOAT:
node = json_node_new (JSON_NODE_VALUE); node = json_node_new (JSON_NODE_VALUE);
json_node_set_double (node, scanner->value.v_float); json_node_set_double (node, negative ? scanner->value.v_float * -1.0
: scanner->value.v_float);
break; break;
case G_TOKEN_STRING: case G_TOKEN_STRING:
@ -693,6 +730,34 @@ json_parse_statement (JsonParser *parser,
token == JSON_TOKEN_TRUE ? TRUE : FALSE); token == JSON_TOKEN_TRUE ? TRUE : FALSE);
return G_TOKEN_NONE; return G_TOKEN_NONE;
case '-':
{
guint next_token = g_scanner_peek_next_token (scanner);
if (next_token == G_TOKEN_INT || next_token == G_TOKEN_FLOAT)
{
priv->root = priv->current_node = json_node_new (JSON_NODE_VALUE);
token = g_scanner_get_next_token (scanner);
switch (token)
{
case G_TOKEN_INT:
json_node_set_int (priv->current_node, scanner->value.v_int);
break;
case G_TOKEN_FLOAT:
json_node_set_double (priv->current_node, scanner->value.v_float);
break;
default:
break;
}
return G_TOKEN_NONE;
}
else
return G_TOKEN_INT;
}
break;
case G_TOKEN_INT: case G_TOKEN_INT:
case G_TOKEN_FLOAT: case G_TOKEN_FLOAT:
case G_TOKEN_STRING: case G_TOKEN_STRING: