/**
* Formats the given ASTNode as an SBML L1 token and appends the result to
* the given StringBuffer.
*/
void
FormulaFormatter_format (StringBuffer_t *sb, const ASTNode_t *node)
{
if (sb == NULL) return;
if (ASTNode_isOperator(node))
{
FormulaFormatter_formatOperator(sb, node);
}
else if (ASTNode_isFunction(node))
{
FormulaFormatter_formatFunction(sb, node);
}
else if (ASTNode_isInteger(node))
{
StringBuffer_appendInt(sb, ASTNode_getInteger(node));
}
else if (ASTNode_isRational(node))
{
FormulaFormatter_formatRational(sb, node);
}
else if (ASTNode_isReal(node))
{
FormulaFormatter_formatReal(sb, node);
}
else if ( !ASTNode_isUnknown(node) )
{
StringBuffer_append(sb, ASTNode_getName(node));
}
}
/**
* @return true (non-zero) if the given ASTNode is to formatted as a
* function.
*/
int
FormulaGraphvizFormatter_isFunction (const ASTNode_t *node)
{
return
ASTNode_isFunction (node) ||
ASTNode_isLambda (node) ||
ASTNode_isLogical (node) ||
ASTNode_isRelational(node);
}
/**
* Formats the given ASTNode as a directed graph token and returns the result as
* a string.
*/
char *
FormulaGraphvizFormatter_format (const ASTNode_t *node)
{
StringBuffer_t *p = StringBuffer_create(128);
char *s = NULL;
if (ASTNode_isOperator(node))
{
s = FormulaGraphvizFormatter_formatOperator(node);
}
else if (ASTNode_isFunction(node))
{
s = FormulaGraphvizFormatter_formatFunction(node);
}
else if (ASTNode_isInteger(node))
{
StringBuffer_appendInt(p, ASTNode_getInteger(node));
s = StringBuffer_toString(p);
}
else if (ASTNode_isRational(node))
{
s = FormulaGraphvizFormatter_formatRational(node);
}
else if (ASTNode_isReal(node))
{
s = FormulaGraphvizFormatter_formatReal(node);
}
else if ( !ASTNode_isUnknown(node) )
{
if (ASTNode_getName(node) == NULL)
{
StringBuffer_append(p, "unknown");
}
else
{
StringBuffer_append(p, ASTNode_getName(node));
}
s = StringBuffer_toString(p);
}
free(p);
return s;
}
