CDE

Task/Exceptions/D/exceptions.d

@@ -0,0 +1,35 @@
+import std.stdio;
+
+/// Throw Exceptions
+/// Stack traces are generated compiling with the -g switch.
+void test1() {
+  throw new Exception("Sample Exception");
+}
+
+/// Catch Exceptions
+void test2() {
+    try {
+        test1();
+    } catch (Exception ex) {
+        writeln(ex);
+        throw ex; // rethrow
+    }
+}
+
+/// Ways to implement finally
+void test3() {
+    try test2();
+    finally writeln("test3 finally");
+}
+
+/// Or also with scope guards
+void test4() {
+    scope(exit) writeln("Test4 done");
+    scope(failure) writeln("Test4 exited by exception");
+    scope(success) writeln("Test4 exited by return or function end");
+    test2();
+}
+
+void main() {
+    test4();
+}