/**
* Formats the given ASTNode as a real number and appends the result to
* the given StringBuffer.
*/
void
L3FormulaFormatter_formatReal (StringBuffer_t *sb, const ASTNode_t *node, const L3ParserSettings_t *settings)
{
double value = ASTNode_getReal(node);
int sign;
char * units;
if (ASTNode_isInteger(node)) {
value = ASTNode_getInteger(node);
}
if (util_isNaN(value))
{
StringBuffer_append(sb, "NaN");
}
else if ((sign = util_isInf(value)) != 0)
{
if (sign == -1)
{
StringBuffer_appendChar(sb, '-');
}
StringBuffer_append(sb, "INF");
}
else if (util_isNegZero(value))
{
StringBuffer_append(sb, "-0");
}
else
{
if (ASTNode_getType(node) == AST_REAL_E)
{
StringBuffer_appendExp(sb, value);
}
else
{
StringBuffer_appendReal(sb, value);
}
}
if (L3ParserSettings_getParseUnits(settings)) {
if (ASTNode_hasUnits(node)) {
StringBuffer_appendChar( sb, ' ');
units = ASTNode_getUnits(node);
StringBuffer_append( sb, units);
safe_free(units);
}
}
}
/**
* Formats the given ASTNode as a rational number and appends the result to
* the given StringBuffer. For SBML L1 this amounts to:
*
* "(numerator/denominator)"
*/
void
L3FormulaFormatter_formatRational (StringBuffer_t *sb, const ASTNode_t *node, const L3ParserSettings_t *settings)
{
StringBuffer_appendChar( sb, '(');
StringBuffer_appendInt ( sb, ASTNode_getNumerator(node) );
StringBuffer_appendChar( sb, '/');
StringBuffer_appendInt ( sb, ASTNode_getDenominator(node) );
StringBuffer_appendChar( sb, ')');
if (L3ParserSettings_getParseUnits(settings)) {
if (ASTNode_hasUnits(node)) {
StringBuffer_appendChar( sb, ' ');
StringBuffer_append( sb, ASTNode_getUnits(node));
}
}
}