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-rw-r--r--amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt20
1 files changed, 20 insertions, 0 deletions
diff --git a/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt b/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt
new file mode 100644
index 0000000..5df8c28
--- /dev/null
+++ b/amforth-6.5/common/lib/forth2012/tools/bracket-conditional.frt
@@ -0,0 +1,20 @@
+
+: [else] \ ( -- )
+ begin
+ begin
+ parse-name
+ dup
+ while
+ 2dup s" [else]" icompare
+ ?dup 0=
+ if exit then
+ repeat 2drop
+ refill 0=
+ until
+; immediate
+
+: [if] \ ( flag -- )
+ 0= if postpone [else] then
+; immediate
+
+: [then] ; immediate