more moonc functions to module

bin/moonc

@@ -67,50 +67,9 @@ local normalize_dir = moonc.normalize_dir
 local parse_dir = moonc.parse_dir
 local parse_file = moonc.parse_file
 local convert_path = moonc.convert_path
-local compile_file_text = moonc.compile_file_text
+local compile_and_write = moonc.compile_and_write
 
-function write_file(fname, code)
-	if opts.p then
-		if code ~= "" then print(code) end
-	else
-		mkdir(parse_dir(fname))
-		local out_f = io.open(fname, "w")
-		if not out_f then
-			return nil, "Failed to write output: "..fname
-		end
-
-		out_f:write(code.."\n")
-		out_f:close()
-	end
-
-	return "built"
-end
-
-function compile_and_write(from, to)
-	local f = io.open(from)
-	if not f then
-		return nil, "Can't find file"
-	end
-	local text = f:read("*a")
-
-	local code, err = compile_file_text(text, from, {
-		benchmark = opts.b,
-		show_posmap = opts.X,
-		show_parse_tree = opts.T,
-	})
-
-	if not code and err then
-		return nil, err
-	end
-
-    if not code then
-        return true
-    end
-
-	return write_file(to, code)
-end
-
-function scan_directory(root, collected)
+local function scan_directory(root, collected)
 	root = normalize_dir(root)
 	collected = collected or {}
 
@@ -131,7 +90,7 @@ function scan_directory(root, collected)
 	return collected
 end
 
-function remove_dups(tbl, key_fn)
+local function remove_dups(tbl, key_fn)
 	local hash = {}
 	local final = {}
 
@@ -156,7 +115,7 @@ local function is_abs_path(path)
 end
 
 -- creates tuples of input and target
-function get_files(fname, files)
+local function get_files(fname, files)
 	files = files or {}
 
 	if lfs.attributes(fname, "mode") == "directory" then
@@ -227,7 +186,7 @@ files = remove_dups(files, function(f)
   return f[2]
 end)
 
-function get_sleep_func()
+local function get_sleep_func()
 	local sleep
 	if not pcall(function()
 		require "socket"
@@ -242,7 +201,7 @@ function get_sleep_func()
 	return sleep
 end
 
-function plural(count, word)
+local function plural(count, word)
 	if count ~= 1 then
 		word = word .. "s"
 	end
@@ -250,7 +209,7 @@ function plural(count, word)
 end
 
 -- returns an iterator that returns files that have been updated
-function create_watcher(files)
+local function create_watcher(files)
 	local msg = "Starting watch loop (Ctrl-C to exit)"
 
 	local inotify

moonscript/cmd/moonc.lua

@@ -4,14 +4,13 @@ do
   local _obj_0 = require("moonscript.util")
   split = _obj_0.split
 end
-local dirsep = package.config:sub(1, 1)
-local dirsep_chars
+local dirsep, dirsep_chars, mkdir, normalize_dir, parse_dir, parse_file, convert_path, format_time, gettime, compile_file_text, write_file, compile_and_write
+dirsep = package.config:sub(1, 1)
 if dirsep == "\\" then
   dirsep_chars = "\\/"
 else
   dirsep_chars = dirsep
 end
-local mkdir
 mkdir = function(path)
   local chunks = split(path, dirsep)
   local accum
@@ -22,19 +21,15 @@ mkdir = function(path)
   end
   return lfs.attributes(path, "mode")
 end
-local normalize_dir
 normalize_dir = function(path)
   return path:match("^(.-)[" .. tostring(dirsep_chars) .. "]*$") .. dirsep
 end
-local parse_dir
 parse_dir = function(path)
   return (path:match("^(.-)[^" .. tostring(dirsep_chars) .. "]*$"))
 end
-local parse_file
 parse_file = function(path)
   return (path:match("^.-([^" .. tostring(dirsep_chars) .. "]*)$"))
 end
-local convert_path
 convert_path = function(path)
   local new_path = path:gsub("%.moon$", ".lua")
   if new_path == path then
@@ -42,11 +37,9 @@ convert_path = function(path)
   end
   return new_path
 end
-local format_time
 format_time = function(time)
   return ("%.3fms"):format(time * 1000)
 end
-local gettime
 do
   local socket
   gettime = function()
@@ -65,7 +58,6 @@ do
     end
   end
 end
-local compile_file_text
 compile_file_text = function(text, fname, opts)
   if opts == nil then
     opts = { }
@@ -86,7 +78,7 @@ compile_file_text = function(text, fname, opts)
   if opts.show_parse_tree then
     local dump = require("moonscript.dump")
     dump.tree(tree)
-    return nil
+    return true
   end
   local compile_time
   if opts.benchmark then
@@ -107,7 +99,7 @@ compile_file_text = function(text, fname, opts)
     end
     print("Pos", "Lua", ">>", "Moon")
     print(debug_posmap(posmap_or_err, text, code))
-    return nil
+    return true
   end
   if opts.benchmark then
     print(table.concat({
@@ -120,6 +112,40 @@ compile_file_text = function(text, fname, opts)
   end
   return code
 end
+write_file = function(fname, code)
+  mkdir(parse_dir(fname))
+  local f, err = io.open(fname, "w")
+  if not (f) then
+    return nil, err
+  end
+  assert(f:write(code))
+  assert(f:write("\n"))
+  f:close()
+  return "build"
+end
+compile_and_write = function(src, dest, opts)
+  if opts == nil then
+    opts = { }
+  end
+  local f = io.open(src)
+  if not (f) then
+    return nil, "Can't find file"
+  end
+  local text = assert(f:read("*a"))
+  f:close()
+  local code, err = compile_file_text(text, opts)
+  if not code then
+    return nil, err
+  end
+  if code == true then
+    return true
+  end
+  if opts.print then
+    print(text)
+    return true
+  end
+  return write_file(dest, code)
+end
 return {
   dirsep = dirsep,
   mkdir = mkdir,
@@ -130,5 +156,6 @@ return {
   convert_path = convert_path,
   gettime = gettime,
   format_time = format_time,
-  compile_file_text = compile_file_text
+  compile_file_text = compile_file_text,
+  compile_and_write = compile_and_write
 }

moonscript/cmd/moonc.moon

@@ -4,13 +4,14 @@ lfs = require "lfs"
 
 import split from require "moonscript.util"
 
+local *
+
 dirsep = package.config\sub 1,1
 dirsep_chars = if dirsep == "\\"
   "\\/" -- windows
 else
   dirsep
 
-
 -- similar to mkdir -p
 mkdir = (path) ->
   chunks = split path, dirsep
@@ -59,9 +60,9 @@ gettime = do
     else
       nil, "LuaSocket needed for benchmark"
 
--- compiles file to lua
+-- compiles file to lua, returns lua code
 -- returns nil, error on error
--- returns just nil if some option handled the output instead
+-- returns true if some option handled the output instead
 compile_file_text = (text, fname, opts={}) ->
   parse = require "moonscript.parse"
   compile = require "moonscript.compile"
@@ -78,7 +79,7 @@ compile_file_text = (text, fname, opts={}) ->
   if opts.show_parse_tree
     dump = require "moonscript.dump"
     dump.tree tree
-    return nil
+    return true
 
   compile_time = if opts.benchmark
     gettime!
@@ -95,7 +96,7 @@ compile_file_text = (text, fname, opts={}) ->
     import debug_posmap from require "moonscript.util"
     print "Pos", "Lua", ">>", "Moon"
     print debug_posmap posmap_or_err, text, code
-    return nil
+    return true
 
   if opts.benchmark
     print table.concat {
@@ -108,6 +109,39 @@ compile_file_text = (text, fname, opts={}) ->
 
   code
 
+write_file = (fname, code) ->
+  mkdir parse_dir fname
+  f, err = io.open fname, "w"
+  unless f
+    return nil, err
+
+  assert f\write code
+  assert f\write "\n"
+  f\close!
+  "build"
+
+compile_and_write = (src, dest, opts={}) ->
+  f = io.open src
+  unless f
+    return nil, "Can't find file"
+
+  text = assert f\read("*a")
+  f\close!
+
+  code, err = compile_file_text text, opts
+
+  if not code
+    return nil, err
+
+  if code == true
+    return true
+
+  if opts.print
+    print text
+    return true
+
+  write_file dest, code
+
 {
   :dirsep
   :mkdir
@@ -118,5 +152,7 @@ compile_file_text = (text, fname, opts={}) ->
   :convert_path
   :gettime
   :format_time
+
   :compile_file_text
+  :compile_and_write
 }

spec/cmd_spec.moon

@@ -31,7 +31,7 @@ describe "moonc", ->
     same moonc.convert_path, "/hello/file.moon", "/hello/file.lua"
     same moonc.convert_path, "/hello/world/file", "/hello/world/file.lua"
 
-  it "chould compile file text", ->
+  it "should compile file text", ->
     assert.same {
       [[return print('hello')]]
     }, {