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-rw-r--r--generic/tclOO.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/generic/tclOO.c b/generic/tclOO.c
index 11a7cbd..e161563 100644
--- a/generic/tclOO.c
+++ b/generic/tclOO.c
@@ -8,7 +8,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclOO.c,v 1.17 2008/09/23 05:05:48 dkf Exp $
+ * RCS: @(#) $Id: tclOO.c,v 1.18 2008/10/31 22:08:32 dkf Exp $
*/
#ifdef HAVE_CONFIG_H
@@ -246,6 +246,8 @@ InitFoundation(
Tcl_IncrRefCount(fPtr->unknownMethodNameObj);
Tcl_IncrRefCount(fPtr->constructorName);
Tcl_IncrRefCount(fPtr->destructorName);
+ Tcl_NRCreateCommand(interp, "::oo::UpCatch", TclOOUpcatchCmd,
+ TclOONRUpcatch, NULL, NULL);
Tcl_CreateObjCommand(interp, "::oo::UnknownDefinition",
TclOOUnknownDefinition, NULL, NULL);
namePtr = Tcl_NewStringObj("::oo::UnknownDefinition", -1);
@@ -309,6 +311,10 @@ InitFoundation(
* Finish setting up the class of classes by marking the 'new' method as
* private; classes, unlike general objects, must have explicit names. We
* also need to create the constructor for classes.
+ *
+ * The 0xDeadBeef is a special signal to the errorInfo logger that is used
+ * by constructors that stops it from generating extra error information
+ * that is confusing.
*/
namePtr = Tcl_NewStringObj("new", -1);
@@ -318,12 +324,12 @@ InitFoundation(
argsPtr = Tcl_NewStringObj("{definitionScript {}}", -1);
Tcl_IncrRefCount(argsPtr);
bodyPtr = Tcl_NewStringObj(
- "if {[catch {define [self] $definitionScript} msg opt]} {\n"
- "set ei [split [dict get $opt -errorinfo] \\n]\n"
- "dict set opt -errorinfo [join [lrange $ei 0 end-2] \\n]\n"
- "dict set opt -errorline 0xdeadbeef\n"
+ "set script [list ::oo::define [self] $definitionScript];"
+ "lassign [::oo::UpCatch $script] msg opts\n"
+ "if {[dict get $opts -code] == 1} {"
+ " dict set opts -errorline 0xDeadBeef\n"
"}\n"
- "return -options $opt $msg", -1);
+ "return -options $opts $msg", -1);
fPtr->classCls->constructorPtr = TclOONewProcMethod(interp,
fPtr->classCls, 0, NULL, argsPtr, bodyPtr, NULL);
Tcl_DecrRefCount(argsPtr);