From dc3803320013059ad400853e3f6a2851f7f82c04 Mon Sep 17 00:00:00 2001
From: "Kartik K. Agaram" <vc@akkartik.com>
Date: Tue, 24 Feb 2015 00:35:56 -0800
Subject: 831 - wire up trace browser to interactive repl

---
 mu.arc   | 37 ++++++++++++++++++++++++++++++++++---
 trace.mu | 49 ++++++++++++++++++++++++++++++++++---------------
 2 files changed, 68 insertions(+), 18 deletions(-)

diff --git a/mu.arc b/mu.arc
index a50573ca..9676112a 100644
--- a/mu.arc
+++ b/mu.arc
@@ -867,6 +867,18 @@
 ;?                     (prn x) ;? 1
 ;?                     (new-string:repr:eval x)) ;? 1
 
+                $clear-trace
+                  (do1 nil (wipe interactive-traces*))
+                $save-trace
+;?                   (let x (string:map [string:intersperse ": " _]
+;?                                      (as cons (interactive-traces* (m arg.0))))
+                  (let x (string:map [string:intersperse ": " _]
+                                     (apply join
+                                            (map [as cons _] rev.interactive-traces*)))
+;?                     (write x)(write #\newline) ;? 1
+;?                     (prn x) ;? 1
+                    (new-string x))
+
                 ; first-class continuations
                 current-continuation
                   (w/uniq continuation-name
@@ -3067,11 +3079,30 @@
   (add-next-space-generator function*!interactive 'interactive)
   (= location*!interactive (assign-names-to-location function*!interactive 'interactive location*!interactive))
   (replace-names-with-location function*!interactive 'interactive)
+  (= traces* (queue))  ; skip preprocessing
   (run-more 'interactive))
+
 (when (no cdr.argv)
+  (add-code:readfile "trace.mu")
+  (freeze function*)
+  (load-system-functions)
+  (wipe interactive-commands*)
+  (wipe interactive-traces*)
+  (= interactive-cmdidx* 0)
+  (= traces* (queue))
+;?   (set dump-trace*) ;? 2
   ; interactive mode
-  (whilet expr (do (pr "mu> ") (read))
-    (run-interactive expr)))
-
+  (point break
+  (while t
+    (pr interactive-cmdidx*)(pr "> ")
+    (let expr (read)
+      (unless expr (break))
+      (push expr interactive-commands*)
+      (run-interactive expr))
+    (push traces* interactive-traces*)
+    (++ interactive-cmdidx*)
+    )))
+
+(if ($.current-charterm) ($.close-charterm))
 (reset)
 ;? (print-times)
diff --git a/trace.mu b/trace.mu
index b2013953..d0302354 100644
--- a/trace.mu
+++ b/trace.mu
@@ -504,6 +504,39 @@
   (reply nil:literal)
 ])
 
+(function browse-trace [
+  (default-space:space-address <- new space:literal 30:literal/capacity)
+  (x:string-address <- next-input)
+;?   ($start-tracing) ;? 1
+;?   (x:string-address <- new
+;? "schedule: main
+;? run: main 0: (((1 integer)) <- ((copy)) ((1 literal)))
+;? run: main 0: 1 => ((1 integer))
+;? mem: ((1 integer)): 1 <= 1
+;? run: main 1: (((2 integer)) <- ((copy)) ((3 literal)))
+;? run: main 1: 3 => ((2 integer))
+;? mem: ((2 integer)): 2 <= 3
+;? run: main 2: (((3 integer)) <- ((add)) ((1 integer)) ((2 integer)))
+;? mem: ((1 integer)) => 1
+;? mem: ((2 integer)) => 3
+;? run: main 2: 4 => ((3 integer))
+;? mem: ((3 integer)): 3 <= 4
+;? schedule:  done with routine")
+  (s:stream-address <- init-stream x:string-address)
+  (traces:instruction-trace-address-array-address <- parse-traces s:stream-address)
+  (0:space-address/names:screen-state <- screen-state traces:instruction-trace-address-array-address)
+  (cursor-mode)
+  (print-traces-collapsed 0:space-address/screen-state nil:literal/terminal)
+  { begin
+    (quit?:boolean <- process-key 0:space-address/screen-state nil:literal/keyboard nil:literal/terminal)
+    (break-if quit?:boolean)
+    (loop)
+  }
+  ; move cursor to bottom before exiting
+  (to-bottom 0:space-address/screen-state nil:literal/terminal)
+  (retro-mode)
+])
+
 (function main [
   (default-space:space-address <- new space:literal 30:literal/capacity)
   (x:string-address <- new
@@ -520,19 +553,5 @@ mem: ((2 integer)) => 3
 run: main 2: 4 => ((3 integer))
 mem: ((3 integer)): 3 <= 4
 schedule:  done with routine")
-  (s:stream-address <- init-stream x:string-address)
-  (traces:instruction-trace-address-array-address <- parse-traces s:stream-address)
-  (0:space-address/names:screen-state <- screen-state traces:instruction-trace-address-array-address)
-;?   ($print (("#traces: " literal))) ;? 1
-;?   ($print len:integer) ;? 1
-;?   ($print (("\n" literal))) ;? 1
-  (cursor-mode)
-  (print-traces-collapsed 0:space-address/screen-state nil:literal/terminal)
-  { begin
-    (quit?:boolean <- process-key 0:space-address/screen-state nil:literal/keyboard nil:literal/terminal)
-    (break-if quit?:boolean)
-    (loop)
-  }
-  ; move cursor to bottom before exiting
-  (to-bottom 0:space-address/screen-state nil:literal/terminal)
+  (browse-trace x:string-address)
 ])
-- 
cgit 1.4.1-2-gfad0