From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 21 Dec 2009 07:27:10 +0000 (+0000)
Subject: Add LogicError exception class
X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=commitdiff_plain;h=5b0c36c9c6c9c30f1eb42186fed7acc7e99faf3e

Add LogicError exception class
Throw InvalidState in DateTime::get_timestamp for out-of-range values
---

diff --git a/source/core/except.h b/source/core/except.h
index bf7c526..6d34d4b 100644
--- a/source/core/except.h
+++ b/source/core/except.h
@@ -97,6 +97,15 @@ private:
 	static std::string build_what(const std::string &, int);
 };
 
+/**
+Thrown when "impossible" things happen.
+*/
+class LogicError: public Exception
+{
+public:
+	LogicError(const std::string &w_): Exception(w_) { }
+};
+
 template<typename E>
 void throw_at(E e, const std::string &a)
 { e.at(a); throw e; }
diff --git a/source/time/datetime.cpp b/source/time/datetime.cpp
index 2c6fcea..8623886 100644
--- a/source/time/datetime.cpp
+++ b/source/time/datetime.cpp
@@ -203,7 +203,7 @@ int DateTime::cmp(const DateTime &dt) const
 TimeStamp DateTime::get_timestamp() const
 {
 	if(year<-289701 || year>293641)
-		throw Exception("DateTime is not representable as a TimeStamp");
+		throw InvalidState("DateTime is not representable as a TimeStamp");
 
 	RawTime raw=(((hour*60LL)+minute)*60+second)*1000000+usec;
 	int days=(year-1970)*365;