1 files changed, 124 insertions, 123 deletions
diff --git a/modules/textadept/snapopen.lua b/modules/textadept/snapopen.lua
index fb7edc7c..d1e514a5 100644
--- a/modules/textadept/snapopen.lua
+++ b/modules/textadept/snapopen.lua
@@ -1,123 +1,124 @@
--- Copyright 2007-2011 Mitchell mitchell<att>caladbolg.net. See LICENSE.
-
-local L = _G.locale.localize
-
----
--- Snapopen for the textadept module.
-module('_m.textadept.snapopen', package.seeall)
-
--- Markdown:
--- ## Settings
---
--- * `PATHS`: Table of default UTF-8 paths to search.
--- * `DEFAULT_DEPTH`: Maximum directory depth to search (defaults to 4).
--- * `MAX`: Maximum number of files to list (defaults to 1000).
---
--- ## Examples
---
---     local snapopen = _m.textadept.snapopen.open
---
---     -- Show all files in PATHS.
---     snapopen()
---
---     -- Show all files in the current file's directory.
---     snapopen(buffer.filename:match('^(.+)[/\\]'), nil, true)
---
---     -- Show all Lua files in PATHS.
---     snapopen(nil, '!%.lua$')
---
---     -- Ignore the .hg folder in the local Mercurial repository.
---     local project_dir = '/path/to/project'
---     snapopen(project_dir, { folders = { '%.hg' } }, true)
-
--- settings
-PATHS = {}
-DEFAULT_DEPTH = 4
-MAX = 1000
--- end settings
-
-local lfs_dir, lfs_attributes = lfs.dir, lfs.attributes
-local DEPTH = DEFAULT_DEPTH
-
--- Determines whether or not the given file matches the given filter.
--- @param file The filename.
--- @param filter The filter table.
--- @return boolean true or false.
-local function exclude(file, filter)
-  if not filter then return false end
-  local string_match, string_sub = string.match, string.sub
-  local utf8_file = file:iconv('UTF-8', _CHARSET)
-  for i = 1, #filter do
-    local patt = filter[i]
-    if string_sub(patt, 1, 1) ~= '!' then
-      if string_match(utf8_file, patt) then return true end
-    else
-      if not string_match(utf8_file, string_sub(patt, 2)) then return true end
-    end
-  end
-  return false
-end
-
--- Adds a directory's contents to a list of files.
--- @param utf8_dir The UTF-8 directory to open.
--- @param list The list of files to add dir's contents to.
--- @param depth The current depth of nested folders.
--- @param filter The filter table.
-local function add_directory(utf8_dir, list, depth, filter)
-  local string_match, string_gsub, MAX = string.match, string.gsub, MAX
-  local dir = utf8_dir:iconv(_CHARSET, 'UTF-8')
-  for file in lfs_dir(dir) do
-    if not string_match(file, '^%.%.?$') then
-      file = dir..(not WIN32 and '/' or '\\')..file
-      if lfs_attributes(file, 'mode') == 'directory' then
-        if not exclude(file, filter.folders) and depth < DEPTH then
-          add_directory(file, list, depth + 1, filter)
-        end
-      elseif not exclude(file, filter) then
-        if #list >= MAX then return end
-        list[#list + 1] = string_gsub(file, '^%.[/\\]', '')
-      end
-    end
-  end
-end
-
----
--- Quickly open a file in set of directories.
--- @param utf8_paths A UTF-8 string directory path or table of UTF-8 directory
---   paths to search.
--- @param filter A filter for files and folders to exclude. The filter may be
---   a string or table. Each filter is a Lua pattern. Any files matching a
---   filter are excluded. Prefix a pattern with '!' to exclude any files that
---   do not match the filter. Directories can be excluded by adding filters to
---   a table assigned to a 'folders' key in the filter table. All strings should
---   be UTF-8 encoded.
--- @param exclusive Flag indicating whether or not to exclude PATHS in the
---   search. Defaults to false.
--- @param depth Number of directories to recurse into for finding files.
---   Defaults to DEFAULT_DEPTH.
--- @usage _m.textadept.snapopen.open()
--- @usage _m.textadept.snapopen.open(buffer.filename:match('^.+/'), nil, true)
--- @usage _m.textadept.snapopen.open(nil, '!%.lua$')
--- @usage _m.textadept.snapopen.open(nil, { folders = { '%.hg' } })
-function open(utf8_paths, filter, exclusive, depth)
-  if not utf8_paths then utf8_paths = {} end
-  if type(utf8_paths) == 'string' then utf8_paths = { utf8_paths } end
-  if not filter then filter = {} end
-  if type(filter) == 'string' then filter = { filter } end
-  if not exclusive then
-    for _, path in ipairs(PATHS) do utf8_paths[#utf8_paths + 1] = path end
-  end
-  DEPTH = depth or DEFAULT_DEPTH
-  local list = {}
-  for _, path in ipairs(utf8_paths) do add_directory(path, list, 1, filter) end
-  if #list >= MAX then
-    gui.dialog('ok-msgbox',
-               '--title', L('File Limit Exceeded'),
-               '--informative-text',
-               string.format('%d %s %d', MAX,
-                             L('files or more were found. Showing the first'),
-                             MAX))
-  end
-  local i = gui.filteredlist(L('Open'), 'File', list, true)
-  if i then io.open_file(list[i + 1]) end
-end
+-- Copyright 2007-2011 Mitchell mitchell<att>caladbolg.net. See LICENSE.
+
+local L = _G.locale.localize
+
+---
+-- Snapopen for the textadept module.
+module('_m.textadept.snapopen', package.seeall)
+
+-- Markdown:
+-- ## Settings
+--
+-- * `PATHS`: Table of default UTF-8 paths to search.
+-- * `DEFAULT_DEPTH`: Maximum directory depth to search (defaults to 4).
+-- * `MAX`: Maximum number of files to list (defaults to 1000).
+--
+-- ## Examples
+--
+--     local snapopen = _m.textadept.snapopen.open
+--
+--     -- Show all files in PATHS.
+--     snapopen()
+--
+--     -- Show all files in the current file's directory.
+--     snapopen(buffer.filename:match('^(.+)[/\\]'), nil, true)
+--
+--     -- Show all Lua files in PATHS.
+--     snapopen(nil, '!%.lua$')
+--
+--     -- Ignore the .hg folder in the local Mercurial repository.
+--     local project_dir = '/path/to/project'
+--     snapopen(project_dir, { folders = { '%.hg' } }, true)
+
+-- settings
+PATHS = {}
+DEFAULT_DEPTH = 4
+MAX = 1000
+-- end settings
+
+local lfs_dir, lfs_attributes = lfs.dir, lfs.attributes
+local DEPTH = DEFAULT_DEPTH
+
+-- Determines whether or not the given file matches the given filter.
+-- @param file The filename.
+-- @param filter The filter table.
+-- @return boolean true or false.
+local function exclude(file, filter)
+  if not filter then return false end
+  local string_match, string_sub = string.match, string.sub
+  local utf8_file = file:iconv('UTF-8', _CHARSET)
+  for i = 1, #filter do
+    local patt = filter[i]
+    if string_sub(patt, 1, 1) ~= '!' then
+      if string_match(utf8_file, patt) then return true end
+    else
+      if not string_match(utf8_file, string_sub(patt, 2)) then return true end
+    end
+  end
+  return false
+end
+
+-- Adds a directory's contents to a list of files.
+-- @param utf8_dir The UTF-8 directory to open.
+-- @param list The list of files to add dir's contents to.
+-- @param depth The current depth of nested folders.
+-- @param filter The filter table.
+local function add_directory(utf8_dir, list, depth, filter)
+  local string_match, string_gsub, MAX = string.match, string.gsub, MAX
+  local dir = utf8_dir:iconv(_CHARSET, 'UTF-8')
+  for file in lfs_dir(dir) do
+    if not string_match(file, '^%.%.?$') then
+      file = dir..(not WIN32 and '/' or '\\')..file
+      if lfs_attributes(file, 'mode') == 'directory' then
+        if not exclude(file, filter.folders) and depth < DEPTH then
+          add_directory(file, list, depth + 1, filter)
+        end
+      elseif not exclude(file, filter) then
+        if #list >= MAX then return end
+        list[#list + 1] = string_gsub(file, '^%.[/\\]', '')
+      end
+    end
+  end
+end
+
+---
+-- Quickly open a file in set of directories.
+-- @param utf8_paths A UTF-8 string directory path or table of UTF-8 directory
+--   paths to search.
+-- @param filter A filter for files and folders to exclude. The filter may be
+--   a string or table. Each filter is a Lua pattern. Any files matching a
+--   filter are excluded. Prefix a pattern with '!' to exclude any files that
+--   do not match the filter. Directories can be excluded by adding filters to
+--   a table assigned to a 'folders' key in the filter table. All strings should
+--   be UTF-8 encoded.
+-- @param exclusive Flag indicating whether or not to exclude PATHS in the
+--   search. Defaults to false.
+-- @param depth Number of directories to recurse into for finding files.
+--   Defaults to DEFAULT_DEPTH.
+-- @usage _m.textadept.snapopen.open()
+-- @usage _m.textadept.snapopen.open(buffer.filename:match('^.+/'), nil, true)
+-- @usage _m.textadept.snapopen.open(nil, '!%.lua$')
+-- @usage _m.textadept.snapopen.open(nil, { folders = { '%.hg' } })
+function open(utf8_paths, filter, exclusive, depth)
+  if not utf8_paths then utf8_paths = {} end
+  if type(utf8_paths) == 'string' then utf8_paths = { utf8_paths } end
+  if not filter then filter = {} end
+  if type(filter) == 'string' then filter = { filter } end
+  if not exclusive then
+    for _, path in ipairs(PATHS) do utf8_paths[#utf8_paths + 1] = path end
+  end
+  DEPTH = depth or DEFAULT_DEPTH
+  local list = {}
+  for _, path in ipairs(utf8_paths) do add_directory(path, list, 1, filter) end
+  if #list >= MAX then
+    gui.dialog('ok-msgbox',
+               '--title', L('File Limit Exceeded'),
+               '--informative-text',
+               string.format('%d %s %d', MAX,
+                             L('files or more were found. Showing the first'),
+                             MAX))
+  end
+  local utf8_filenames = gui.filteredlist(L('Open'), L('File'), list, false,
+                                          '--select-multiple') or ''
+  for filename in utf8_filenames:gmatch('[^\n]+') do io.open_file(filename) end
+end