static boolean findCmdTerm (tokenInfo *const token, boolean include_newlines)
{
/*
* Read until we find either a semicolon or closing brace.
* Any nested braces will be handled within.
*/
while (! isType (token, TOKEN_SEMICOLON) &&
! isType (token, TOKEN_CLOSE_CURLY) &&
! isType (token, TOKEN_EOF))
{
/* Handle nested blocks */
if ( isType (token, TOKEN_OPEN_CURLY))
{
parseBlock (token, token);
readTokenFull (token, include_newlines, NULL);
}
else if ( isType (token, TOKEN_OPEN_PAREN) )
{
skipArgumentList(token, include_newlines, NULL);
}
else if ( isType (token, TOKEN_OPEN_SQUARE) )
{
skipArrayList(token, include_newlines);
}
else
{
readTokenFull (token, include_newlines, NULL);
}
}
return isType (token, TOKEN_SEMICOLON);
}
static void skipArgumentList (tokenInfo *const token, boolean include_newlines, vString *const repr)
{
int nest_level = 0;
if (isType (token, TOKEN_OPEN_PAREN)) /* arguments? */
{
nest_level++;
if (repr)
vStringPut (repr, '(');
while (nest_level > 0 && ! isType (token, TOKEN_EOF))
{
readTokenFull (token, FALSE, repr);
if (isType (token, TOKEN_OPEN_PAREN))
nest_level++;
else if (isType (token, TOKEN_CLOSE_PAREN))
nest_level--;
}
readTokenFull (token, include_newlines, NULL);
}
}
static void parseTemplateString (vString *const string)
{
int c;
do
{
c = fileGetc ();
if (c == '`')
break;
vStringPut (string, c);
if (c == '\\')
{
c = fileGetc();
vStringPut(string, c);
}
else if (c == '$')
{
c = fileGetc ();
if (c != '{')
fileUngetc (c);
else
{
int depth = 1;
/* we need to use the real token machinery to handle strings,
* comments, regexes and whatnot */
tokenInfo *token = newToken ();
LastTokenType = TOKEN_UNDEFINED;
vStringPut(string, c);
do
{
readTokenFull (token, FALSE, string);
if (isType (token, TOKEN_OPEN_CURLY))
depth++;
else if (isType (token, TOKEN_CLOSE_CURLY))
depth--;
}
while (! isType (token, TOKEN_EOF) && depth > 0);
deleteToken (token);
}
}
}
while (c != EOF);
vStringTerminate (string);
}
static void skipArrayList (tokenInfo *const token, boolean include_newlines)
{
int nest_level = 0;
/*
* Handle square brackets
* var name[1]
* So we must check for nested open and closing square brackets
*/
if (isType (token, TOKEN_OPEN_SQUARE)) /* arguments? */
{
nest_level++;
while (nest_level > 0 && ! isType (token, TOKEN_EOF))
{
readToken (token);
if (isType (token, TOKEN_OPEN_SQUARE))
nest_level++;
else if (isType (token, TOKEN_CLOSE_SQUARE))
nest_level--;
}
readTokenFull (token, include_newlines, NULL);
}
}
static void readToken (tokenInfo *const token)
{
readTokenFull (token, FALSE, NULL);
}
static void parseValue (tokenInfo *const token)
{
if (token->type == TOKEN_OPEN_CURLY)
{
tokenInfo *name = newToken ();
do
{
readTokenFull (token, TRUE);
if (token->type == TOKEN_STRING)
{
jsonKind tagKind = TAG_NULL; /* default in case of invalid value */
copyToken (name, token);
/* skip any possible garbage before the value */
skipToOneOf3 (token, TOKEN_CLOSE_CURLY, TOKEN_COLON, TOKEN_COMMA);
if (token->type == TOKEN_COLON)
{
readToken (token);
tagKind = tokenToKind (token->type);
pushScope (token, name, tagKind);
parseValue (token);
popScope (token, name);
}
makeJsonTag (name, tagKind);
}
/* skip to the end of the construct */
skipToOneOf2 (token, TOKEN_CLOSE_CURLY, TOKEN_COMMA);
}
while (token->type != TOKEN_EOF &&
token->type != TOKEN_CLOSE_CURLY);
if (token->type == TOKEN_CLOSE_CURLY)
readToken (token);
deleteToken (name);
}
else if (token->type == TOKEN_OPEN_SQUARE)
{
tokenInfo *name = newToken ();
char buf[32];
unsigned int nth = 0;
readToken (token);
while (token->type != TOKEN_EOF &&
token->type != TOKEN_CLOSE_SQUARE)
{
jsonKind tagKind;
tagKind = tokenToKind (token->type);
copyToken (name, token);
snprintf (buf, sizeof buf, "%u", nth++);
vStringCopyS (name->string, buf);
makeJsonTag (name, tagKind);
pushScope (token, name, tagKind);
parseValue (token);
popScope (token, name);
/* skip to the end of the construct */
skipToOneOf2 (token, TOKEN_CLOSE_SQUARE, TOKEN_COMMA);
if (token->type != TOKEN_CLOSE_SQUARE)
readToken (token);
}
if (token->type == TOKEN_CLOSE_SQUARE)
readToken (token);
deleteToken (name);
}
}