Tcl: support eval/catch commands

--HG--
extra : rebase_source : 5d7e3a2b3c549419c672cddd8d780542053d68bb

1 files changed, 87 insertions, 0 deletions

diff --git a/testing/059_command_catch.tcl b/testing/059_command_catch.tcl
new file mode 100644
index 0000000..4227da7
--- /dev/null
+++ b/testing/059_command_catch.tcl
@@ -0,0 +1,87 @@
+#// objective: tests processing of catch/eval, only references/referencedby relations are relevant
+#// check: 059__command__catch_8tcl.xml
+#// config: REFERENCED_BY_RELATION = yes
+#// config: REFERENCES_RELATION = yes
+#// config: EXTRACT_ALL = yes
+#// config: INLINE_SOURCES = no
+
+##
+# \brief should be reference by every proc below
+proc Invoked args {
+    puts "Procedure \"Invoked\" is invoked indeed. Ok."
+    return $args
+}
+##
+# \brief must not be reference by every proc below
+proc NotInvoked args {
+    puts "Procedure \"NotInvoked\" is invoked. Not Ok!"
+    return $args
+}
+#
+# check if call references work at all
+proc a args {
+    Invoked NotInvoked
+    return
+}
+#
+# catch command
+# Tcl8.5: catch script ?resultVarName? ?optionsVarName?
+proc b args {
+    catch Invoked
+    return
+}
+proc c args {
+    catch Invoked NotInvoked
+    return
+}
+proc d args {
+    catch Invoked NotInvoked NotInvoked
+    return
+}
+proc e args {
+    set r [catch Invoked NotInvoked NotInvoked]
+    return
+}
+proc f args {
+    set r [catch {Invoked} NotInvoked NotInvoked]
+    return
+}
+proc g args {
+    set r [catch {
+        set x [Invoked]
+        } NotInvoked NotInvoked]
+    return
+}
+# eval arg ?arg ...?
+proc h args {
+    eval Invoked NotInvoked
+    return
+}
+proc i args {
+    eval set NotInvoked [Invoked NotInvoked]
+    return
+}
+# This is a striped down example. Original:
+#
+# jpeg.tcl --
+#
+#       Querying and modifying JPEG image files.
+#
+# Copyright (c) 2004    Aaron Faupell <afaupell@users.sourceforge.net>
+#
+# ...
+# eval [list addComment $file] [lreplace $com 0 0 $comment]
+# ...
+proc j args {
+    eval [list set] [list NotInvoked] [Invoked NotInvoked]
+    return
+}
+#
+# call all single letter procs
+# let tcl check what is called and what is not called
+foreach p [info procs ?] {
+    puts "Check procedure \"$p\""
+    $p
+}
+exit
+