diff --git a/repl/main.lua b/repl/main.lua
deleted file mode 100644
index 1a4c1cf..0000000
--- a/repl/main.lua
+++ /dev/null
@@ -1,19 +0,0 @@
-local repl = require 'repl.console'
-local rcfile_loaded = repl:loadplugin 'rcfile'
-
-if not rcfile_loaded then
-  local has_linenoise = pcall(require, 'linenoise')
-
-  if has_linenoise then
-    repl:loadplugin 'linenoise'
-  else
-    pcall(repl.loadplugin, repl, 'rlwrap')
-  end
-
-  repl:loadplugin 'history'
-  repl:loadplugin 'completion'
-  repl:loadplugin 'autoreturn'
-end
-
-print('Lua REPL ' .. tostring(repl.VERSION))
-repl:run()
diff --git a/repl/repl/compat.lua b/repl/repl/compat.lua
deleted file mode 100644
index fd47748..0000000
--- a/repl/repl/compat.lua
+++ /dev/null
@@ -1,30 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-return {
-   -- unpack was moved to table.unpack on Lua version 5.2
-   -- See https://www.lua.org/manual/5.2/manual.html#8
-   unpack = unpack or table.unpack,
-   -- loadstring was deprecated in favor of load, which was updated
-   -- to handle string arguments
-   loadstring = loadstring or load,
-   -- package.loaders was renamed package.searchers in Lua 5.2
-   package = {
-      searchers = package.loaders or package.searchers
-   }
-}
diff --git a/repl/repl/console.lua b/repl/repl/console.lua
deleted file mode 100644
index 154d037..0000000
--- a/repl/repl/console.lua
+++ /dev/null
@@ -1,57 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- @class repl.console
---- This module implements a command line-based REPL,
---- similar to the standalone Lua interpreter.
-
-local sync_repl    = require 'repl.sync'
-local compat       = require 'repl.compat'
-local console_repl = sync_repl:clone()
-local stdout       = io.stdout
-local stdin        = io.stdin
-local print        = print
-local unpack       = unpack
-
--- @see repl:showprompt(prompt)
-function console_repl:showprompt(prompt)
-  stdout:write(prompt .. ' ')
-end
-
--- @see repl.sync:lines()
-function console_repl:lines()
-  return stdin:lines()
-end
-
--- @see repl:displayresults(results)
-function console_repl:displayresults(results)
-  if results.n == 0 then
-    return
-  end
-
-  print(compat.unpack(results, 1, results.n))
-end
-
--- @see repl:displayerror(err)
-function console_repl:displayerror(err)
-  print(err)
-end
-
-console_repl._features.console = true
-
-return console_repl
diff --git a/repl/repl/init.lua b/repl/repl/init.lua
deleted file mode 100644
index 5e5a95e..0000000
--- a/repl/repl/init.lua
+++ /dev/null
@@ -1,415 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- @class repl
---- This module implements the core functionality of a REPL.
-
-local plugins_lookup_meta = { __mode = 'k' }
-
-local repl         = { _buffer = '', _plugins = setmetatable({}, plugins_lookup_meta), _features = {}, _ifplugin = {}, _iffeature = {}, VERSION = 0.9 }
-local compat       = require 'repl.compat'
-local select       = select
-local dtraceback   = debug.traceback
-local setmetatable = setmetatable
-local sformat      = string.format
-local smatch       = string.match
-local error        = error
-local setfenv      = require('repl.utils').setfenv
-
-local function gather_results(success, ...)
-  local n = select('#', ...)
-  return success, { n = n, ... }
-end
-
-local function tcopy(t, copy)
-  copy = copy or {}
-
-  for k, v in pairs(t) do
-    copy[k] = v
-  end
-
-  return copy
-end
-
---- Returns the prompt for a given level.
--- @param level The prompt level. Either 1 or 2.
-function repl:getprompt(level)
-  return level == 1 and '>' or '>>'
-end
-
---- Displays a prompt for the given prompt level.
--- @param level The prompt level. Either 1 or 2.
-function repl:prompt(level)
-  self:showprompt(self:getprompt(level))
-end
-
---- Returns the name of the REPL.  For usage in chunk compilation.
--- @return The REPL's name.
--- @see load
-function repl:name()
-  return 'REPL'
-end
-
---- Gets a traceback for an error.
--- @param ... All of the stuff that xpcall passes to error functions.
--- @see xpcall
--- @return A stack trace.  The default implementation returns a simple string-based trace.
-function repl:traceback(...)
-  return dtraceback(...)
-end
-
---- Uses the compilation error to determine whether or not further input
---- is pending after the last line.  You shouldn't have to override this
---- unless you use an implementation of Lua that varies in its error
---- messages.
--- @param err The compilation error from Lua.
--- @return Whether or not the input should continue after this line.
-function repl:detectcontinue(err)
-  return smatch(err, "'<eof>'$") or smatch(err, "<eof>$")
-end
-
-function repl:compilechunk(chunk)
-  return compat.loadstring(chunk, self:name())
-end
-
---- Evaluates a line of input, and displays return value(s).
--- @param line The line to evaluate
--- @return The prompt level (1 or 2)
-function repl:handleline(line)
-  local chunk  = self._buffer .. line
-  local f, err = self:compilechunk(chunk)
-
-  if f then
-    self._buffer = ''
-
-    setfenv(f, self:getcontext())
-    local success, results = gather_results(xpcall(f, function(...) return self:traceback(...) end))
-    if success then
-      self:displayresults(results)
-    else
-      self:displayerror(results[1])
-    end
-  else
-    if self:detectcontinue(err) then
-      self._buffer = chunk .. '\n'
-      return 2
-    else
-      self:displayerror(err)
-    end
-  end
-
-  return 1
-end
-
---- Creates a new REPL object, so you can override methods without fear.
--- @return A REPL clone.
-function repl:clone()
-  local plugins_copy  = tcopy(self._plugins, setmetatable({}, plugins_lookup_meta))
-  local features_copy = tcopy(self._features)
-  local ifplugin_copy = {}
-  local iffeature_copy = {}
-
-  for k, v in pairs(self._ifplugin) do
-    ifplugin_copy[k] = tcopy(v)
-  end
-
-  for k, v in pairs(self._iffeature) do
-    iffeature_copy[k] = tcopy(v)
-  end
-
-  return setmetatable({
-    _buffer   = '',
-    _plugins  = plugins_copy,
-    _features = features_copy,
-    _ifplugin = ifplugin_copy,
-    _iffeature = iffeature_copy,
-  }, { __index = self })
-end
-
---- Displays the given prompt to the user.  Must be overriden.
--- @param prompt The prompt to display.
-function repl:showprompt(prompt)
-  error 'You must implement the showprompt method'
-end
-
---- Displays the results from evaluate().  Must be overriden.
--- @param results The results to display. The results are a table, with the integer keys containing the results, and the 'n' key containing the highest integer key.
-
-function repl:displayresults(results)
-  error 'You must implement the displayresults method'
-end
-
---- Displays errors from evaluate().  Must be overriden.
--- @param err The error value returned from repl:traceback().
--- @see repl:traceback
-function repl:displayerror(err)
-  error 'You must implement the displayerror method'
-end
-
---- Checks whether this REPL object has loaded the given plugin.
--- @param plugin The plugin that the REPL may have loaded.
-function repl:hasplugin(plugin)
-  return self._plugins[plugin]
-end
-
-function repl:hasfeature(feature)
-  return self._features[feature]
-end
-
-function repl:requirefeature(feature)
-  if not self:hasfeature(feature) then
-    error(sformat('required feature %q not present', feature), 2)
-  end
-end
-
-function repl:ifplugin(plugin, action)
-  if self:hasplugin(plugin) then
-    action()
-  else
-    local pending_actions = self._ifplugin[plugin]
-
-    if not pending_actions then
-      pending_actions        = {}
-      self._ifplugin[plugin] = pending_actions
-    end
-
-    pending_actions[#pending_actions + 1] = action
-  end
-end
-
---- If the given feature has been loaded, call `action`.  Otherwise, if the
--- feature is ever loaded in the future, call `action` after that loading occurs.
-function repl:iffeature(feature, action)
-  if self:hasfeature(feature) then
-    action()
-  else
-    local pending_features = self._iffeature[feature]
-
-    if not pending_features then
-      pending_features         = {}
-      self._iffeature[feature] = pending_features
-    end
-
-    pending_features[#pending_features + 1] = action
-  end
-end
-
-local function setup_before(repl)
-  local mt = {}
-
-  function mt:__newindex(key, value)
-    if type(value) ~= 'function' then
-      error(tostring(value) .. " is not a function", 2)
-    end
-
-    local old_value = repl[key]
-
-    if old_value == nil then
-      error(sformat("The '%s' method does not exist", key), 2)
-    end
-
-    repl[key] = function(...)
-      value(...)
-      return old_value(...)
-    end
-  end
-
-  return setmetatable({}, mt)
-end
-
-local function setup_after(repl)
-  local mt = {}
-
-  function mt:__newindex(key, value)
-    if type(value) ~= 'function' then
-      error(tostring(value) .. " is not a function", 2)
-    end
-
-    local old_value = repl[key]
-
-    if old_value == nil then
-      error(sformat("The '%s' method does not exist", key), 2)
-    end
-
-    repl[key] = function(...)
-      local _, results = gather_results(true, old_value(...))
-      value(...)
-      return compat.unpack(results, 1, results.n)
-    end
-  end
-
-  return setmetatable({}, mt)
-end
-
-local function setup_around(repl)
-  local mt = {}
-
-  function mt:__newindex(key, value)
-    if type(value) ~= 'function' then
-      error(tostring(value) .. " is not a function", 2)
-    end
-
-    local old_value = repl[key]
-
-    if old_value == nil then
-      error(sformat("The '%s' method does not exist", key), 2)
-    end
-
-    repl[key] = function(self, ...)
-      return value(self, old_value, ...)
-    end
-  end
-
-  return setmetatable({}, mt)
-end
-
-local function setup_override(repl)
-  local mt = {}
-
-  function mt:__newindex(key, value)
-    if type(value) ~= 'function' then
-      error(tostring(value) .. " is not a function", 2)
-    end
-
-    local old_value = repl[key]
-
-    if old_value == nil then
-      error(sformat("The '%s' method does not exist", key), 2)
-    end
-
-    repl[key] = value
-  end
-
-  return setmetatable({}, mt)
-end
-
-local function setup_repl(repl)
-  local mt = {}
-
-  function mt:__newindex(key, value)
-    local old_value = repl[key]
-
-    if old_value ~= nil then
-      error(sformat("The '%s' method already exists", key), 2)
-    end
-
-    repl[key] = value
-  end
-
-  function mt:__index(key)
-    local value = repl[key]
-
-    if type(value) == 'function' then
-      -- XXX cache this?
-      return function(_, ...)
-        return value(repl, ...)
-      end
-    end
-
-    return value
-  end
-
-  return setmetatable({}, mt)
-end
-
--- TODO use lua-procure for this (eventually)
-local function findchunk(name)
-  for _, loader in pairs(compat.package.searchers) do
-    local chunk = loader(name)
-
-    if type(chunk) == 'function' then
-      return chunk
-    end
-  end
-
-  error('unable to locate plugin', 3)
-end
-
-function repl:loadplugin(chunk)
-  if self:hasplugin(chunk) then
-    error(sformat('plugin %q has already been loaded', tostring(chunk)), 2)
-  end
-  self._plugins[chunk] = true
-
-  local plugin_actions  = self._ifplugin[chunk]
-  self._ifplugin[chunk] = nil
-
-  if type(chunk) == 'string' then
-    chunk = findchunk('repl.plugins.' .. chunk)
-  end
-
-  local plugin_env = {
-    repl     = setup_repl(self),
-    before   = setup_before(self),
-    after    = setup_after(self),
-    around   = setup_around(self),
-    override = setup_override(self),
-    init     = function() end,
-  }
-
-  local function ro_globals(_, key, _)
-    error(sformat('global environment is read-only (key = %q)', key), 2)
-  end
-
-  plugin_env._G       = plugin_env
-  plugin_env.features = {}
-  setmetatable(plugin_env, { __index = _G, __newindex = ro_globals })
-
-  setfenv(chunk, plugin_env)
-  local _, results = gather_results(nil, chunk())
-
-  local features = plugin_env.features or {}
-
-  if type(features) == 'string' then
-    features = { features }
-  end
-
-  for _, feature in ipairs(features) do
-    if self._features[feature] then
-      error(sformat('feature %q already present', feature), 2)
-    end
-
-    self._features[feature] = true
-
-    local feature_actions    = self._iffeature[feature]
-    self._iffeature[feature] = nil
-    if feature_actions then
-      for _, action in ipairs(feature_actions) do
-        action()
-      end
-    end
-  end
-
-  if plugin_actions then
-    for _, action in ipairs(plugin_actions) do
-      action()
-    end
-  end
-
-  return compat.unpack(results, 1, results.n)
-end
-
--- XXX how to guarantee this gets called?
-function repl:shutdown()
-end
-
-function repl:getcontext()
-  return _G
-end
-
-return repl
diff --git a/repl/repl/plugins/autoreturn.lua b/repl/repl/plugins/autoreturn.lua
deleted file mode 100644
index a0e15ea..0000000
--- a/repl/repl/plugins/autoreturn.lua
+++ /dev/null
@@ -1,29 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- A plugin that causes the REPL to automatically return evaluation results
-
-function around:compilechunk(orig, chunk)
-  local f, err = orig(self, 'return ' .. chunk)
-
-  if not f then
-    f, err = orig(self, chunk)
-  end
-
-  return f, err
-end
diff --git a/repl/repl/plugins/completion.lua b/repl/repl/plugins/completion.lua
deleted file mode 100644
index 938c743..0000000
--- a/repl/repl/plugins/completion.lua
+++ /dev/null
@@ -1,192 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-local utils        = require 'repl.utils'
-local getmetatable = getmetatable
-local pairs        = pairs
-local sfind        = string.find
-local sgmatch      = string.gmatch
-local smatch       = string.match
-local ssub         = string.sub
-local tconcat      = table.concat
-local tsort        = table.sort
-local type         = type
-
-local function isindexable(value)
-  if type(value) == 'table' then
-    return true
-  end
-
-  local mt = getmetatable(value)
-
-  return mt and mt.__index
-end
-
-local function getcompletions(t)
-  local union = {}
-
-  while isindexable(t) do
-    if type(t) == 'table' then
-      -- XXX what about the pairs metamethod in 5.2?
-      --     either we don't care, we implement a __pairs-friendly
-      --     pairs for 5.1, or implement a 'rawpairs' for 5.2
-      for k, v in pairs(t) do
-        if union[k] == nil then
-          union[k] = v
-        end
-      end
-    end
-
-    local mt = getmetatable(t)
-    t        = mt and mt.__index or nil
-  end
-
-  return pairs(union)
-end
-
-local function split_ns(expr)
-  if expr == '' then
-    return { '' }
-  end
-
-  local pieces = {}
-
-  -- XXX method calls too (option?)
-  for m in sgmatch(expr, '[^.]+') do
-    pieces[#pieces + 1] = m
-  end
-
-  -- logic for determining whether to pad the matches with the empty
-  -- string (ugly)
-  if ssub(expr, -1) == '.' then
-    pieces[#pieces + 1] = ''
-  end
-
-  return pieces
-end
-
-local function determine_ns(expr)
-  local ns     = _G -- XXX what if the REPL lives in a special context? (option?)
-  local pieces = split_ns(expr)
-
-  for index = 1, #pieces - 1 do
-    local key = pieces[index]
-    -- XXX rawget? or regular access? (option?)
-    ns = ns[key]
-
-    if not isindexable(ns) then
-      return {}, '', ''
-    end
-  end
-
-  expr = pieces[#pieces]
-
-  local prefix = ''
-
-  if #pieces > 1 then
-    prefix = tconcat(pieces, '.', 1, #pieces - 1) .. '.'
-  end
-
-  local last_piece = pieces[#pieces]
-
-  local before, after = smatch(last_piece, '(.*):(.*)')
-
-  if before then
-    ns     = ns[before] -- XXX rawget
-    prefix = prefix .. before .. ':'
-    expr   = after
-  end
-
-  return ns, prefix, expr
-end
-
-local isidentifierchar
-
-do
-  local ident_chars_set = {}
-  -- XXX I think this can be done with isalpha in C...
-  local ident_chars     = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.:_0123456789'
-
-  for i = 1, #ident_chars do
-    local char = ssub(ident_chars, i, i)
-    ident_chars_set[char] = true
-  end
-
-  function isidentifierchar(char)
-    return ident_chars_set[char]
-  end
-end
-
-local function extract_innermost_expr(expr)
-  local index = #expr
-
-  while index > 0 do
-    local char = ssub(expr, index, index)
-    if isidentifierchar(char) then
-      index = index - 1
-    else
-      break
-    end
-  end
-
-  index = index + 1
-
-  return ssub(expr, 1, index - 1), ssub(expr, index)
-end
-
--- XXX is this logic (namely, returning the entire line) too specific to
---     linenoise?
-function repl:complete(expr, callback)
-  if utils.ends_in_unfinished_string(expr) then
-    return
-  end
-
-  local ns, prefix, path
-
-  prefix, expr = extract_innermost_expr(expr)
-
-  ns, path, expr = determine_ns(expr)
-
-  prefix = prefix .. path
-
-  local completions = {}
-
-  for k, v in getcompletions(ns) do
-    if sfind(k, expr, 1, true) == 1 then
-      local suffix = ''
-      local type   = type(v)
-
-      -- XXX this should be optional
-      if type == 'function' then
-        suffix = '('
-      elseif type == 'table' then
-        suffix = '.'
-      end
-
-      completions[#completions + 1] = prefix .. k .. suffix
-    end
-  end
-
-  tsort(completions)
-
-  for _, completion in ipairs(completions) do
-    callback(completion)
-  end
-end
-
-features = 'completion'
diff --git a/repl/repl/plugins/example.lua b/repl/repl/plugins/example.lua
deleted file mode 100644
index d55fd07..0000000
--- a/repl/repl/plugins/example.lua
+++ /dev/null
@@ -1,41 +0,0 @@
--- Example plugin that demonstrates the objects available to a
--- plugin, as well as the methods that a plugin should make use
--- of
-
--- Adding methods and properties to the repl object adds them to
--- the REPL object loading the plugin.  If such a method or property
--- already exists, the current plugin will fail to load.
-function repl:newmethod(...)
-end
-
--- Adding methods to the before object causes them to be called
--- before the actual method itself.  If the method being added
--- (in this case displayresults) does not exist on the REPL object
--- loading this plugin, the current plugin will fail to load.
-function before:displayresults(results)
-end
-
--- Adding methods to the after object causes them to be called
--- after the actual method itself.  If the method being added
--- (in this case displayresults) does not exist on the REPL object
--- loading this plugin, the current plugin will fail to load.
-function after:displayresults(results)
-end
-
--- Adding methods to the around object causes them to be called
--- instead of the original method of the same name.  The new
--- method receives all of the arguments that the original would,
--- except it also receives the original method as the first argument.
--- This way, the new method may invoke the original as it pleases.
--- If the method being added (in this case displayresults) does not exist on
--- the REPL object loading this plugin, the current plugin will fail to load.
-function around:evalute(orig, chunk)
-end
-
--- Adding methods to the override object causes them to be called
--- instead of the original method of the same name.  If the method being added
--- (in this case displayresults) does not exist on the REPL object loading this
--- plugin, the current plugin will fail to load.
-function override:name()
-  return 'Plugin!'
-end
diff --git a/repl/repl/plugins/filename_completion.lua b/repl/repl/plugins/filename_completion.lua
deleted file mode 100644
index c16729f..0000000
--- a/repl/repl/plugins/filename_completion.lua
+++ /dev/null
@@ -1,63 +0,0 @@
-local utils = require 'repl.utils'
-local lfs = require 'lfs'
-
-repl:requirefeature 'completion'
-
-local function guess_directory_separator(file_name)
-  return file_name:match('/') or
-         file_name:match('\\') or
-         '/'
-end
-
-local function split_parent_directory(file_name)
-  local parent_directory, directory_entry =
-    file_name:match('^(.+)[\\/](.+)$')
-  if not parent_directory then
-    parent_directory = '.'
-    directory_entry = file_name
-  end
-  return parent_directory, directory_entry
-end
-
-local function is_ignored_directory_entry(entry)
-  return entry == '.' or
-         entry == '..'
-end
-
-local function replace_end_of_string(str, suffix, replacement)
-  assert(str:sub(-#suffix) == suffix)
-  return str:sub(1, -(#suffix+1)) .. replacement
-end
-
-local function complete_file_name(file_name, expr, callback)
-  local directory, partial_entry = split_parent_directory(file_name)
-  for entry in lfs.dir(directory) do
-    if not is_ignored_directory_entry(entry) and
-       entry:find(partial_entry, 1, true) == 1 then
-      callback(replace_end_of_string(expr, partial_entry, entry))
-    end
-  end
-end
-
-local function complete_directory(directory, expr, callback)
-  for entry in lfs.dir(directory) do
-    if not is_ignored_directory_entry(entry) then
-      callback(expr..entry)
-    end
-  end
-end
-
-function after:complete(expr, callback)
-  if utils.ends_in_unfinished_string(expr) then
-    local file_name = expr:match('[%w@/\\.-_+#$%%{}[%]!~ ]+$')
-    if file_name then
-      if file_name:find('[/\\]$') then
-        complete_directory(file_name, expr, callback)
-      else
-        complete_file_name(file_name, expr, callback)
-      end
-    else
-      complete_directory('.', expr, callback)
-    end
-  end
-end
diff --git a/repl/repl/plugins/history.lua b/repl/repl/plugins/history.lua
deleted file mode 100644
index 6330dbd..0000000
--- a/repl/repl/plugins/history.lua
+++ /dev/null
@@ -1,60 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-local history_file
-
-local function invokecallback(self, name, ...)
-  if not self._history_callbacks then
-    return
-  end
-
-  local impl = self._history_callbacks[name]
-  return impl(...)
-end
-
-local function init()
-  if os.getenv 'HOME' then
-    history_file = os.getenv('HOME') .. '/.rep.lua.history'
-  end
-end
-
--- XXX I don't know if this callback setup way
---     is the best way to go about this (in fact
---     I'm pretty sure it isn't), but I just need
---     something that works right now.
-function repl:setuphistorycallbacks(callbacks)
-  self._history_callbacks = callbacks
-
-  if history_file then
-    invokecallback(self, 'load', history_file)
-  end
-end
-
-function after:handleline(line)
-  invokecallback(self, 'addline', line)
-end
-
-function before:shutdown()
-  if history_file then
-    invokecallback(self, 'save', history_file)
-  end
-end
-
-features = 'history'
-
-init()
diff --git a/repl/repl/plugins/keep_last_eval.lua b/repl/repl/plugins/keep_last_eval.lua
deleted file mode 100644
index 01a7794..0000000
--- a/repl/repl/plugins/keep_last_eval.lua
+++ /dev/null
@@ -1,43 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- A plugin that stores the results of the last evaluation in _G._
-
-local tostring = tostring
-
-function before:displayresults(results)
-  local context = self:getcontext()
-
-  if self._keep_eval_lastn then
-    context._ = nil
-
-    for i = 1, self._keep_eval_lastn do
-      context['_' .. tostring(i)] = nil
-    end
-  end
-
-  if results.n > 0 then
-    context._ = results[1]
-
-    for i = 1, results.n do
-      context['_' .. tostring(i)] = results[i]
-    end
-
-    self._keep_eval_lastn = results.n
-  end
-end
diff --git a/repl/repl/plugins/linenoise.lua b/repl/repl/plugins/linenoise.lua
deleted file mode 100644
index 4407c53..0000000
--- a/repl/repl/plugins/linenoise.lua
+++ /dev/null
@@ -1,59 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- A plugin that uses linenoise (https://github.com/hoelzro/lua-linenoise) for prompting
-
-local ln = require 'linenoise'
-
-repl:requirefeature 'console'
-
-function override:showprompt(prompt)
-  self._prompt = prompt -- XXX how do we make sure other plugins don't step on this?
-end
-
-function override:lines()
-  return function()
-    return ln.linenoise(self._prompt .. ' ')
-  end
-end
-
-repl:iffeature('completion', function()
-  ln.setcompletion(function(completions, line)
-    repl:complete(line, function(completion)
-      ln.addcompletion(completions, completion)
-    end)
-  end)
-end)
-
-repl:ifplugin('history', function()
-  repl:setuphistorycallbacks {
-    load = function(filename)
-      ln.historyload(filename)
-    end,
-
-    addline = function(line)
-      ln.historyadd(line)
-    end,
-
-    save = function(filename)
-      ln.historysave(filename)
-    end,
-  }
-end)
-
-features = 'input'
diff --git a/repl/repl/plugins/pretty_print.lua b/repl/repl/plugins/pretty_print.lua
deleted file mode 100644
index 2318f44..0000000
--- a/repl/repl/plugins/pretty_print.lua
+++ /dev/null
@@ -1,262 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- Pretty prints expression results (console only)
-
-local format   = string.format
-local tconcat  = table.concat
-local tsort    = table.sort
-local tostring = tostring
-local type     = type
-local floor    = math.floor
-local pairs    = pairs
-local ipairs   = ipairs
-local error    = error
-local stderr   = io.stderr
-
-pcall(require, 'luarocks.require')
-local ok, term = pcall(require, 'term')
-if not ok then
-  term = nil
-end
-
-local keywords = {
-  ['and']      = true,
-  ['break']    = true,
-  ['do']       = true,
-  ['else']     = true,
-  ['elseif']   = true,
-  ['end']      = true,
-  ['false']    = true,
-  ['for']      = true,
-  ['function'] = true,
-  ['if']       = true,
-  ['in']       = true,
-  ['local']    = true,
-  ['nil']      = true,
-  ['not']      = true,
-  ['or']       = true,
-  ['repeat']   = true,
-  ['return']   = true,
-  ['then']     = true,
-  ['true']     = true,
-  ['until']    = true,
-  ['while']    = true,
-}
-
-local function compose(f, g)
-  return function(...)
-    return f(g(...))
-  end
-end
-
-local emptycolormap = setmetatable({}, { __index = function()
-  return function(s)
-    return s
-  end
-end})
-
-local colormap = emptycolormap
-
-if term then
-  colormap = {
-    ['nil']     = term.colors.blue,
-    string      = term.colors.yellow,
-    punctuation = compose(term.colors.green, term.colors.bright),
-    ident       = term.colors.red,
-    boolean     = term.colors.green,
-    number      = term.colors.cyan,
-    path        = term.colors.white,
-    misc        = term.colors.magenta,
-  }
-end
-
-local function isinteger(n)
-  return type(n) == 'number' and floor(n) == n
-end
-
-local function isident(s)
-  return type(s) == 'string' and not keywords[s] and s:match('^[a-zA-Z_][a-zA-Z0-9_]*$')
-end
-
--- most of these are arbitrary, I *do* want numbers first, though
-local type_order = {
-  number       = 0,
-  string       = 1,
-  userdata     = 2,
-  table        = 3,
-  thread       = 4,
-  boolean      = 5,
-  ['function'] = 6,
-  cdata        = 7,
-}
-
-local function cross_type_order(a, b)
-  local pos_a = type_order[ type(a) ]
-  local pos_b = type_order[ type(b) ]
-
-  if pos_a == pos_b then
-    return a < b
-  else
-    return pos_a < pos_b
-  end
-end
-
-local function sortedpairs(t)
-  local keys = {}
-
-  local seen_non_string
-
-  for k in pairs(t) do
-    keys[#keys + 1] = k
-
-    if not seen_non_string and type(k) ~= 'string' then
-      seen_non_string = true
-    end
-  end
-
-  local sort_func = seen_non_string and cross_type_order or nil
-  tsort(keys, sort_func)
-
-  local index = 1
-  return function()
-    if keys[index] == nil then
-      return nil
-    else
-      local key   = keys[index]
-      local value = t[key]
-      index       = index + 1
-
-      return key, value
-    end
-  end, keys
-end
-
-local function find_longstring_nest_level(s)
-  local level = 0
-
-  while s:find(']' .. string.rep('=', level) .. ']', 1, true) do
-    level = level + 1
-  end
-
-  return level
-end
-
-local function dump(params)
-  local pieces = params.pieces
-  local seen   = params.seen
-  local path   = params.path
-  local v      = params.value
-  local indent = params.indent
-
-  local t = type(v)
-
-  if t == 'nil' or t == 'boolean' or t == 'number' then
-    pieces[#pieces + 1] = colormap[t](tostring(v))
-  elseif t == 'string' then
-    if v:match '\n' then
-      local level = find_longstring_nest_level(v)
-      pieces[#pieces + 1] = colormap.string('[' .. string.rep('=', level) .. '[' .. v .. ']' .. string.rep('=', level) .. ']')
-    else
-      pieces[#pieces + 1] = colormap.string(format('%q', v))
-    end
-  elseif t == 'table' then
-    if seen[v] then
-      pieces[#pieces + 1] = colormap.path(seen[v])
-      return
-    end
-
-    seen[v] = path
-
-    local lastintkey = 0
-
-    pieces[#pieces + 1] = colormap.punctuation '{\n'
-    for i, v in ipairs(v) do
-      for j = 1, indent do
-        pieces[#pieces + 1] = '  '
-      end
-      dump {
-        pieces = pieces,
-        seen   = seen,
-        path   = path .. '[' .. tostring(i) .. ']',
-        value  = v,
-        indent = indent + 1,
-      }
-      pieces[#pieces + 1] = colormap.punctuation ',\n'
-      lastintkey = i
-    end
-
-    for k, v in sortedpairs(v) do
-      if not (isinteger(k) and k <= lastintkey and k > 0) then
-        for j = 1, indent do
-          pieces[#pieces + 1] = '  '
-        end
-
-        if isident(k) then
-          pieces[#pieces + 1] = colormap.ident(k)
-        else
-          pieces[#pieces + 1] = colormap.punctuation '['
-          dump {
-            pieces = pieces,
-            seen   = seen,
-            path   = path .. '.' .. tostring(k),
-            value  = k,
-            indent = indent + 1,
-          }
-          pieces[#pieces + 1] = colormap.punctuation ']'
-        end
-        pieces[#pieces + 1] = colormap.punctuation ' = '
-        dump {
-          pieces = pieces,
-          seen   = seen,
-          path   = path .. '.' .. tostring(k),
-          value  = v,
-          indent = indent + 1,
-        }
-        pieces[#pieces + 1] = colormap.punctuation ',\n'
-      end
-    end
-
-    for j = 1, indent - 1 do
-      pieces[#pieces + 1] = '  '
-    end
-
-    pieces[#pieces + 1] = colormap.punctuation '}'
-  else
-    pieces[#pieces + 1] = colormap.misc(tostring(v))
-  end
-end
-
-repl:requirefeature 'console'
-
-function override:displayresults(results)
-  local pieces = {}
-
-  for i = 1, results.n do
-    dump {
-      pieces = pieces,
-      seen   = {},
-      path   = '<topvalue>',
-      value  = results[i],
-      indent = 1,
-    }
-    pieces[#pieces + 1] = '\n'
-  end
-
-  stderr:write(tconcat(pieces, ''))
-end
diff --git a/repl/repl/plugins/rcfile.lua b/repl/repl/plugins/rcfile.lua
deleted file mode 100644
index a74e81a..0000000
--- a/repl/repl/plugins/rcfile.lua
+++ /dev/null
@@ -1,54 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
--- A plugin that runs code in $HOME/.rep.lua before the REPL starts
-
-local setfenv = require('repl.utils').setfenv
-
-local function readable(filename)
-  local f = io.open(filename, 'r')
-  if not f then
-    return false
-  end
-  f:close()
-  return true
-end
-
-local function init()
-  local home = os.getenv 'HOME'
-
-  if not home then
-    return
-  end
-
-  local rcfile = home .. '/.rep.lua'
-
-  if not readable(rcfile) then
-    return
-  end
-
-  local chunk = assert(loadfile(rcfile))
-  local env   = setmetatable({ repl = repl }, { __index = _G, __newindex = _G })
-
-  setfenv(chunk, env)
-
-  chunk()
-  return true
-end
-
-return init()
diff --git a/repl/repl/plugins/rlwrap.lua b/repl/repl/plugins/rlwrap.lua
deleted file mode 100644
index 9f195a3..0000000
--- a/repl/repl/plugins/rlwrap.lua
+++ /dev/null
@@ -1,41 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-if os.getenv 'LUA_REPL_RLWRAP' then
-  features = 'input'
-else
-  -- XXX check that we're not receiving input from a non-tty
-  local has_rlwrap = os.execute('which rlwrap >/dev/null 2>/dev/null')
-
-  if type(has_rlwrap) ~= 'boolean' then
-    has_rlwrap = has_rlwrap == 0
-  end
-
-  if not has_rlwrap then
-    error 'Please install rlwrap in order to use the rlwrap plugin'
-  end
-
-  local lowest_index = -1
-
-  while arg[lowest_index] ~= nil do
-    lowest_index = lowest_index - 1
-  end
-  lowest_index = lowest_index + 1
-  os.execute(string.format('LUA_REPL_RLWRAP=1 rlwrap %q %q', arg[lowest_index], arg[0]))
-  os.exit(0)
-end
diff --git a/repl/repl/plugins/semicolon_suppress_output.lua b/repl/repl/plugins/semicolon_suppress_output.lua
deleted file mode 100644
index 4adaecb..0000000
--- a/repl/repl/plugins/semicolon_suppress_output.lua
+++ /dev/null
@@ -1,36 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-local smatch = string.match
-
--- XXX will this affect any other plugins?
-function around:compilechunk(orig, chunk)
-  local f, err = orig(self, chunk)
-
-  if not f then
-    return f, err
-  end
-
-  if smatch(chunk, ';%s*$') then
-    return function()
-      f()
-    end
-  end
-
-  return f
-end
diff --git a/repl/repl/sync.lua b/repl/repl/sync.lua
deleted file mode 100644
index a422ed4..0000000
--- a/repl/repl/sync.lua
+++ /dev/null
@@ -1,46 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-local repl      = require 'repl'
-local sync_repl = repl:clone()
-local error     = error
-
--- @class repl.sync
---- This module implements a synchronous REPL.  It provides
---- a run() method for actually running the REPL, and requires
---- that implementors implement the lines() method.
-
---- Run a REPL loop in a synchronous fashion.
--- @name repl.sync:run
-function sync_repl:run()
-  self:prompt(1)
-  for line in self:lines() do
-    local level = self:handleline(line)
-    self:prompt(level)
-  end
-  self:shutdown()
-end
-
---- Returns an iterator that yields lines to be evaluated.
--- @name repl.sync:lines
--- @return An iterator.
-function sync_repl:lines()
-  error 'You must implement the lines method'
-end
-
-return sync_repl
diff --git a/repl/repl/utils.lua b/repl/repl/utils.lua
deleted file mode 100644
index 3e2ca18..0000000
--- a/repl/repl/utils.lua
+++ /dev/null
@@ -1,70 +0,0 @@
--- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
---
--- Permission is hereby granted, free of charge, to any person obtaining a copy of
--- this software and associated documentation files (the "Software"), to deal in
--- the Software without restriction, including without limitation the rights to
--- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
--- the Software, and to permit persons to whom the Software is furnished to do so,
--- subject to the following conditions:
---
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
---
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
--- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
--- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
--- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
--- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
--- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-local setfenv = setfenv or function(f, t)
-  local upvalue_index = 1
-
-  -- XXX we may need a utility library if debug isn't available
-  while true do
-    local name = debug.getupvalue(f, upvalue_index)
-    -- some functions don't have an _ENV upvalue, because
-    -- they never refer to globals
-    if not name then
-      return
-    end
-    if name == '_ENV' then
-      debug.setupvalue(f, upvalue_index, t)
-      return
-    end
-    upvalue_index = upvalue_index + 1
-  end
-end
-
---- Tests wheter an expression ends in an unfinished string literal.
--- @return First position in the unfinished string literal or `nil`.
-local function ends_in_unfinished_string(expr)
-  local position = 0
-  local quote
-  local current_delimiter
-  local last_unmatched_start
-  while true do
-    -- find all quotes:
-    position, quote = expr:match('()([\'"])', position+1)
-    if not position then break end
-    -- if we're currently in a string:
-    if current_delimiter then
-      -- would end current string?
-      if current_delimiter == quote then
-        -- not escaped?
-        if expr:sub(position-1, position-1) ~= '\\' then
-          current_delimiter = nil
-          last_unmatched_start = nil
-        end
-      end
-    else
-      current_delimiter = quote
-      last_unmatched_start = position+1
-    end
-  end
-  return last_unmatched_start
-end
-
-return {
-  setfenv = setfenv,
-  ends_in_unfinished_string = ends_in_unfinished_string
-}