All: perf test, Makefile refactor, add *host-language*

Other:
- bash,make,postscript: quasiquote of vectors
- Fix Java slurp
- add time function to core.mal
    - switches on *host-language* for make time-secs vs time-ms
- Ignore */experiments directories

2 files changed, 4 insertions, 2 deletions

diff --git a/python/core.py b/python/core.py
index 54737aa..d10047d 100644
--- a/python/core.py
+++ b/python/core.py
@@ -1,4 +1,4 @@
-import copy
+import copy, time
 from itertools import chain
 
 import mal_types as types
@@ -130,6 +130,7 @@ ns = {
         '-':  lambda a,b: a-b,
         '*':  lambda a,b: a*b,
         '/':  lambda a,b: int(a/b),
+        'time-ms': lambda : int(time.time() * 1000),
 
         'list': types._list,
         'list?': types._list_Q,
diff --git a/python/stepA_more.py b/python/stepA_more.py
index fa79ec3..e4bc768 100644
--- a/python/stepA_more.py
+++ b/python/stepA_more.py
@@ -58,7 +58,7 @@ def eval_ast(ast, env):
 
 def EVAL(ast, env):
     while True:
-        #print("EVAL %s" % ast)
+        #print("EVAL %s" % printer._pr_str(ast))
         if not types._list_Q(ast):
             return eval_ast(ast, env)
 
@@ -150,6 +150,7 @@ for k, v in core.ns.items(): repl_env.set(k, v)
 repl_env.set('eval', lambda ast: EVAL(ast, repl_env))
 
 # core.mal: defined using the language itself
+REP("(def! *host-language* \"python\")")
 REP("(def! not (fn* (a) (if a false true)))")
 REP("(def! load-file (fn* (f) (eval (read-string (str \"(do \" (slurp f) \")\")))))")
 REP("(defmacro! cond (fn* (& xs) (if (> (count xs) 0) (list 'if (first xs) (if (> (count xs) 1) (nth xs 1) (throw \"odd number of forms to cond\")) (cons 'cond (rest (rest xs)))))))")