From: Tim Vaughan <tgvaughan@gmail.com>
Date: Mon, 2 May 2016 01:12:40 +0000 (+1200)
Subject: Improved decompiler support for non-docol words.
X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?p=forth.jl.git;a=commitdiff_plain;h=bb362c83787c336261014bdb16f5cf0841c8b506

Improved decompiler support for non-docol words.
---

diff --git a/src/lib.4th b/src/lib.4th
index b6c523b..6b2d8ae 100644
--- a/src/lib.4th
+++ b/src/lib.4th
@@ -631,9 +631,33 @@
         DROP            ( at this point, the stack is: start-of-word end-of-word )
         SWAP            ( end-of-word start-of-word )
 
+        DUP >CFA @ CASE
+                DOCOL OF
+                        \ Colon definition
+                        ':' EMIT SPACE DUP ID. SPACE
+                        DUP ?IMMEDIATE IF ." IMMEDIATE " THEN CR
+                ENDOF
+                DOVAR OF
+                        \ Variable definition
+                        ." Variable " DUP ID. CR
+                        2DROP EXIT
+                ENDOF
+                DOCON OF
+                        \ Constant definition
+                        ." Constant " DUP ID. CR
+                        2DROP EXIT
+                ENDOF
+
+                \ Unknown codeword
+                ." Primitive or word with unrecognized codeword." CR 
+                DROP 2DROP EXIT
+        ENDCASE
+
         ( begin the definition with : NAME [IMMEDIATE] )
-        ':' EMIT SPACE DUP ID. SPACE
-        DUP ?IMMEDIATE IF ." IMMEDIATE " THEN CR 4 
+        ( ':' EMIT SPACE DUP ID. SPACE
+        DUP ?IMMEDIATE IF ." IMMEDIATE " THEN CR 4 )
+
+        4 SPACES
 
         >DFA            ( get the data address, ie. points after DOCOL | end-of-word start-of-data )
 
@@ -699,9 +723,3 @@
         2DROP           ( restore stack )
 ;
 
-
-( WELCOME MESSAGE ------------------------------------------------------------- )
-
-CR CR ."  --- TimForth initialized  --- "
-
-