Make whole plugin configurable and export object.

1 files changed, 10 insertions, 6 deletions

diff --git a/init.lua b/init.lua
index 4f23eac..793a9d3 100644
--- a/init.lua
+++ b/init.lua
@@ -1,11 +1,13 @@
 require("vis")
-par_prg = "par"
-par_tw = 65
-ex_args = "RET4bhgqw" .. par_tw
+
+local M = {}
+
+M.par_prg = "par"
+M.par_tw = 72
+M.ex_args = function () return "RET4bhgqw" .. M.par_tw end
 -- ex_args = "RET4bhgqB=.,?_A_aQ=_s>|w" .. par_tw
 -- export PARINIT='Tbp2hgqR B=.,?_A_a Q=_s>|'
 
-
 function print(...)
     _print_ = _print_ or io.open("/tmp/visprint", "w")
     _print_:write(..., "\n")
@@ -126,7 +128,7 @@ end
 
 function new_segment(segment, p_arg)
     if next(segment) then
-        local new_text = run_shell_cmd(par_prg, ex_args .. p_arg,
+        local new_text = run_shell_cmd(M.par_prg, M.ex_args() .. p_arg,
                                        table.concat(segment, "\n"))
         print("new_text = " .. new_text)
         return new_text, {}, 0 -- add-to-out, segment, p_arg
@@ -166,7 +168,7 @@ vis:operator_new(
                     -- continuous line in a segment, just collect it
                     table.insert(segment, line)
                 end
-            else -- this is an empty line, so do whole circus FIXME
+            else -- this is an empty line
                 seg_pared, segment, p_arg = new_segment(segment, p_arg)
                 if seg_pared then
                     out = out .. seg_pared
@@ -198,3 +200,5 @@ vis:option_register(
     end,
     "Automatically format current paragraph."
 )
+
+return M