step5 sdlang used for config files and doc headers

1 files changed, 42 insertions, 0 deletions

diff --git a/src/sdlang/exception.d b/src/sdlang/exception.d
new file mode 100644
index 0000000..e87307f
--- /dev/null
+++ b/src/sdlang/exception.d
@@ -0,0 +1,42 @@
+// SDLang-D
+// Written in the D programming language.
+
+module sdlang.exception;
+
+import std.exception;
+import std.string;
+
+import sdlang.util;
+
+abstract class SDLangException : Exception
+{
+	this(string msg) { super(msg); }
+}
+
+class SDLangParseException : SDLangException
+{
+	Location location;
+	bool hasLocation;
+
+	this(string msg)
+	{
+		hasLocation = false;
+		super(msg);
+	}
+
+	this(Location location, string msg)
+	{
+		hasLocation = true;
+		super("%s: %s".format(location.toString(), msg));
+	}
+}
+
+class SDLangValidationException : SDLangException
+{
+	this(string msg) { super(msg); }
+}
+
+class SDLangRangeException : SDLangException
+{
+	this(string msg) { super(msg); }
+}