Method get_direct_invocation

src/Statement.cpp:760–780

* find all the functions directly called in this statement */

 * find all the functions directly called in this statement
 */
const FunctionInvocation*
Statement::get_direct_invocation(void) const
{
	if (eType == eAssign) {
		const Expression* e = ((const StatementAssign*)this)->get_expr();
		if (e->term_type == eFunction) {
			return ((const ExpressionFuncall*)e)->get_invoke();
		}
	}
	else if (eType == eInvoke) {
		return ((const StatementExpr*)this)->get_invoke();
	}
	else if (eType == eIfElse) {
		const StatementIf* si = (const StatementIf*)this;
		const Expression* e = si->get_test();
		if (e->term_type == eFunction) {
			return ((const ExpressionFuncall*)e)->get_invoke();
		}
	}
	return NULL;
}

/*
 * find all the function calls in this statement