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Files
pentadactyl-pm/common/modules/io.jsm
2015-07-23 01:15:41 +10:00

1234 lines
46 KiB
JavaScript

// Copyright (c) 2006-2008 by Martin Stubenschrott <stubenschrott@vimperator.org>
// Copyright (c) 2007-2012 by Doug Kearns <dougkearns@gmail.com>
// Copyright (c) 2008-2015 Kris Maglione <maglione.k@gmail.com>
//
// This work is licensed for reuse under an MIT license. Details are
// given in the LICENSE.txt file included with this file.
"use strict";
try {
defineModule("io", {
exports: ["IO", "io"],
require: ["services"]
});
lazyRequire("config", ["config"]);
lazyRequire("contexts", ["Contexts", "contexts"]);
lazyRequire("promises", ["Promise"]);
lazyRequire("storage", ["File", "storage"]);
lazyRequire("styles", ["styles"]);
lazyRequire("template", ["template"]);
// TODO: why are we passing around strings rather than file objects?
/**
* Provides a basic interface to common system I/O operations.
* @instance io
*/
var IO = Module("io", {
init: function init() {
this._processDir = services.directory.get("CurWorkD", Ci.nsIFile);
this._cwd = this._processDir.path;
this._oldcwd = null;
lazyRequire("config", ["config"], this);
},
Local: function Local(dactyl, modules, window) {
let { io } = modules;
return {
init: function init() {
this.config = modules.config;
this._processDir = services.directory.get("CurWorkD", Ci.nsIFile);
this._cwd = this._processDir.path;
this._oldcwd = null;
this._lastRunCommand = ""; // updated whenever the users runs a command with :!
this._scriptNames = new RealSet;
},
CommandFileMode: Class("CommandFileMode", modules.CommandMode, {
init: function init(prompt, params) {
init.supercall(this);
this.prompt = isArray(prompt) ? prompt : ["Question", prompt];
update(this, params);
},
historyKey: "file",
get mode() { return modules.modes.FILE_INPUT; },
complete: function (context) {
if (this.completer)
this.completer(context);
context = context.fork("files", 0);
modules.completion.file(context);
context.filters = context.filters.concat(this.filters || []);
}
}),
/**
* Returns all directories named *name* in 'runtimepath'.
*
* @param {string} name
* @returns {nsIFile[]
*/
getRuntimeDirectories: function getRuntimeDirectories(name) {
return modules.options.get("runtimepath").files
.map(dir => dir.child(name))
.filter(dir => (dir.exists() && dir.isDirectory() && dir.isReadable()));
},
// FIXME: multiple paths?
/**
* Sources files found in 'runtimepath'. For each relative path in *paths*
* each directory in 'runtimepath' is searched and if a matching file is
* found it is sourced. Only the first file found (per specified path) is
* sourced unless *all* is specified, then all found files are sourced.
*
* @param {[string]} paths An array of relative paths to source.
* @param {boolean} all Whether all found files should be sourced.
*/
sourceFromRuntimePath: function sourceFromRuntimePath(paths, all) {
let dirs = modules.options.get("runtimepath").files;
let found = null;
dactyl.echomsg(_("io.searchingFor", JSON.stringify(paths.join(" ")), modules.options.get("runtimepath").stringValue), 2);
outer:
for (let dir of dirs) {
for (let path of paths) {
let file = dir.child(path);
dactyl.echomsg(_("io.searchingFor", JSON.stringify(file.path)), 3);
if (file.exists() && file.isFile() && file.isReadable()) {
found = io.source(file.path, false) || true;
if (!all)
break outer;
}
}
}
if (!found)
dactyl.echomsg(_("io.notInRTP", JSON.stringify(paths.join(" "))), 1);
return found;
},
/**
* Reads Ex commands, JavaScript or CSS from *filename*.
*
* @param {string} filename The name of the file to source.
* @param {object} params Extra parameters:
* group: The group in which to execute commands.
* silent: Whether errors should not be reported.
*/
source: function source(filename, params) {
const { contexts } = modules;
defineModule.loadLog.push("sourcing " + filename);
if (!isObject(params))
params = { silent: params };
let time = Date.now();
return contexts.withContext(null, function () {
try {
var file = util.getFile(filename) || io.File(filename);
if (!file.exists() || !file.isReadable() || file.isDirectory()) {
if (!params.silent)
dactyl.echoerr(_("io.notReadable", JSON.stringify(filename)));
return;
}
dactyl.echomsg(_("io.sourcing", JSON.stringify(filename)), 2);
let uri = file.URI;
let sourceJSM = function sourceJSM() {
context = contexts.Module(uri);
dactyl.triggerObserver("io.source", context, file, file.lastModifiedTime);
};
if (/\.jsm$/.test(filename))
sourceJSM();
else if (/\.js$/.test(filename)) {
try {
var context = contexts.Script(file, params.group);
if (this._scriptNames.has(file.path))
util.flushCache();
dactyl.loadScript(uri.spec, context);
dactyl.triggerObserver("io.source", context, file, file.lastModifiedTime);
}
catch (e) {
if (e == Contexts) { // Hack;
context.unload();
sourceJSM();
}
else {
if (e instanceof Finished)
return;
if (e.fileName && !(e instanceof FailedAssertion))
try {
e.fileName = util.fixURI(e.fileName);
if (e.fileName == uri.spec)
e.fileName = filename;
e.echoerr = [e.fileName, ":", e.lineNumber, ": ", e].join("");
}
catch (e) {}
throw e;
}
}
}
else if (/\.css$/.test(filename))
styles.registerSheet(uri.spec, false, true);
else {
context = contexts.Context(file, params.group);
modules.commands.execute(file.read(), null, params.silent,
null, {
context: context,
file: file.path,
group: context.GROUP,
line: 1
});
dactyl.triggerObserver("io.source", context, file, file.lastModifiedTime);
}
this._scriptNames.add(file.path);
dactyl.echomsg(_("io.sourcingEnd", JSON.stringify(filename)), 2);
dactyl.log(_("dactyl.sourced", filename), 3);
return context;
}
catch (e) {
util.reportError(e);
let message = _("io.sourcingError", e.echoerr || (file ? file.path : filename) + ": " + e);
if (!params.silent)
dactyl.echoerr(message);
}
finally {
defineModule.loadLog.push("done sourcing " + filename + ": " + (Date.now() - time) + "ms");
}
}, this);
}
};
},
charsets: Class.Memoize(function () {
const BASE = "@mozilla.org/intl/unicode/decoder;1?charset=";
return [k.slice(BASE.length)
for (k of Object.keys(Cc))
if (k.startsWith(BASE))];
}),
charsetBundle: Class.Memoize(
() => services.stringBundle.createBundle("chrome://global/locale/charsetTitles.properties")),
charsetTitle: function charsetTitle(charset, default_=charset) {
try {
return this.charsetBundle.GetStringFromName(charset + ".title");
}
catch (e) {}
return default_;
},
validateCharset: function validateCharset(charset) {
try {
new TextDecoder(charset);
return true;
}
catch (e) {
return false;
}
},
// TODO: there seems to be no way, short of a new component, to change
// the process's CWD - see https://bugzilla.mozilla.org/show_bug.cgi?id=280953
/**
* Returns the current working directory.
*
* It's not possible to change the real CWD of the process so this
* state is maintained internally. External commands run via
* {@link #system} are executed in this directory.
*
* @returns {nsIFile}
*/
get cwd() {
let dir = File(this._cwd);
// NOTE: the directory could have been deleted underneath us so
// fallback to the process's CWD
if (dir.exists() && dir.isDirectory())
return dir;
else
return this._processDir.clone();
},
/**
* Sets the current working directory.
*
* @param {File|string} newDir The new CWD. This may be a relative or
* absolute path and is expanded by {@link #expandPath}.
* @optional
* @default = "~"
*/
set cwd(newDir = "~") {
newDir = newDir.path || newDir;
if (newDir == "-") {
util.assert(this._oldcwd != null, _("io.noPrevDir"));
[this._cwd, this._oldcwd] = [this._oldcwd, this.cwd];
}
else {
let dir = io.File(newDir);
util.assert(dir.exists() && dir.isDirectory(), _("io.noSuchDir", JSON.stringify(dir.path)));
dir.normalize();
[this._cwd, this._oldcwd] = [dir.path, this.cwd];
}
return this.cwd;
},
/**
* @property {function} File class.
* @final
*/
File: Class.Memoize(function () {
let io = this;
return Class("File", File, {
init: function init(path, checkCWD=true)
init.supercall(this, path, checkCWD && io.cwd)
});
}),
/**
* @property {Object} The current file sourcing context. As a file is
* being sourced the 'file' and 'line' properties of this context
* object are updated appropriately.
*/
sourcing: null,
expandPath: deprecated("File.expandPath", function expandPath() apply(File, "expandPath", arguments)),
/**
* Returns the first user RC file found in *dir*.
*
* @param {File|string} dir The directory to search.
* @param {boolean} always When true, return a path whether
* the file exists or not.
* @default $HOME.
* @returns {nsIFile} The RC file or null if none is found.
*/
getRCFile: function getRCFile(dir, always) {
dir = this.File(dir || "~");
let rcFile1 = dir.child("." + config.name + "rc");
let rcFile2 = dir.child("_" + config.name + "rc");
if (config.OS.isWindows)
[rcFile1, rcFile2] = [rcFile2, rcFile1];
if (rcFile1.exists() && rcFile1.isFile())
return rcFile1;
else if (rcFile2.exists() && rcFile2.isFile())
return rcFile2;
else if (always)
return rcFile1;
return null;
},
/**
* Returns a temporary file.
*
* @param {string} ext The filename extension.
* @default "txt"
* @param {string} label A metadata string appended to the filename. Useful
* for identifying the file, beyond its extension, to external
* applications.
* @default ""
* @returns {File}
*/
createTempFile: function createTempFile(ext="txt", label="") {
let file = services.directory.get("TmpD", Ci.nsIFile);
file.append(config.name + label + "." + ext);
file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o666);
services.externalApp.deleteTemporaryFileOnExit(file);
return File(file);
},
/**
* Determines whether the given URL string resolves to a JAR URL and
* returns the matching nsIJARURI object if it does.
*
* @param {string} url The URL to check.
* @returns {nsIJARURI|null}
*/
isJarURL: function isJarURL(url) {
try {
let uri = util.newURI(url);
if (uri instanceof Ci.nsIJARURI)
return uri;
let channel = services.io.newChannelFromURI(uri);
try { channel.cancel(Cr.NS_BINDING_ABORTED); } catch (e) {}
if (channel instanceof Ci.nsIJARChannel)
return channel.URI.QueryInterface(Ci.nsIJARURI);
}
catch (e) {}
return null;
},
/**
* Returns a list of the contents of the given JAR file which are
* children of the given path.
*
* @param {nsIURI|string} file The URI of the JAR file to list.
* @param {string} path The prefix path to search.
*/
listJar: function* listJar(file, path) {
file = util.getFile(file);
if (file && file.exists() && file.isFile() && file.isReadable()) {
// let jar = services.zipReader.getZip(file); Crashes.
let jar = services.ZipReader(file.file);
try {
let filter = RegExp("^" + util.regexp.escape(decodeURI(path))
+ "[^/]*/?$");
for (let entry of iter(jar.findEntries("*")))
if (filter.test(entry))
yield entry;
}
finally {
if (jar)
jar.close();
}
}
},
readHeredoc: function readHeredoc(end) {
return "";
},
/**
* Searches for the given executable file in the system executable
* file paths as specified by the PATH environment variable.
*
* On Windows, if the unadorned filename cannot be found, the
* extensions in the semicolon-separated list in the PATHSEP
* environment variable are successively appended to the original
* name and searched for in turn.
*
* @param {string} bin The name of the executable to find.
* @returns {File|null}
*/
pathSearch: function pathSearch(bin) {
if (bin instanceof File || File.isAbsolutePath(bin))
return this.File(bin);
let dirs = services.environment.get("PATH")
.split(config.OS.pathListSep);
// Windows tries the CWD first TODO: desirable?
if (config.OS.isWindows)
dirs = [io.cwd].concat(dirs);
for (let dir of dirs)
try {
dir = this.File(dir, true);
let file = dir.child(bin);
if (file.exists() && file.isFile() && file.isExecutable())
return file;
// TODO: couldn't we just palm this off to the start command?
// automatically try to add the executable path extensions on windows
if (config.OS.isWindows) {
let extensions = services.environment.get("PATHEXT").split(";");
for (let extension of extensions) {
file = dir.child(bin + extension);
if (file.exists())
return file;
}
}
}
catch (e) {}
return null;
},
/**
* Runs an external program.
*
* @param {File|string} program The program to run.
* @param {[string]} args An array of arguments to pass to *program*.
*/
run: function run(program, args, blocking, self) {
args = args || [];
let file = this.pathSearch(program);
if (!file || !file.exists()) {
util.dactyl.echoerr(_("io.noCommand", program));
if (callable(blocking))
util.trapErrors(blocking);
return -1;
}
let process = services.Process(file.file);
process.run(false, args.map(String), args.length);
let deferred = Promise.defer();
if (callable(blocking))
// Deprecated.
deferred.promise.then(blocking);
else if (blocking) {
// Deprecated?
while (process.isRunning)
util.threadYield(false, true);
return process.exitValue;
}
let timer = services.Timer(
() => {
if (!process.isRunning) {
timer.cancel();
deferred.resolve(process.exitValue);
}
},
100, services.Timer.TYPE_REPEATING_SLACK);
return deferred.promise;
},
/**
* Runs *command* in a subshell and returns the output. The shell used is
* that specified by the 'shell' option.
*
* @param {string|[string]} command The command to run. This can be a shell
* command string or an array of strings (a command and arguments)
* which will be escaped and concatenated.
* @param {string} input Any input to be provided to the command on stdin.
* @param {function(object)} callback A callback to be called when
* the command completes. @optional
* @returns {object|null}
*/
system: function system(command, input, callback) {
util.dactyl.echomsg(_("io.callingShell", command), 4);
let { shellEscape } = util.bound;
return this.withTempFiles(function (stdin, stdout, cmd) {
if (input instanceof File)
stdin = input;
else if (input)
stdin.write(input);
function result(status, output) {
return {
__noSuchMethod__: function (meth, args) apply(this.output, meth, args),
valueOf: function () this.output,
output: output.replace(/^(.*)\n$/, "$1"),
returnValue: status,
toString: function () this.output
};
}
function async(status) {
let output = stdout.read();
for (let f of [stdin, stdout, cmd])
if (f.exists())
f.remove(false);
callback(result(status, output));
}
let shell = io.pathSearch(storage["options"].get("shell").value);
let shcf = storage["options"].get("shellcmdflag").value;
util.assert(shell, _("error.invalid", "'shell'"));
if (isArray(command))
command = command.map(shellEscape).join(" ");
// TODO: implement 'shellredir'
if (config.OS.isWindows && !/sh/.test(shell.leafName)) {
command = "cd /D " + this.cwd.path + " && " + command + " > " + stdout.path + " 2>&1" + " < " + stdin.path;
var res = this.run(shell, shcf.split(/\s+/).concat(command), callback ? async : true);
}
else {
cmd.write("cd " + shellEscape(this.cwd.path) + "\n" +
["exec", ">" + shellEscape(stdout.path), "2>&1", "<" + shellEscape(stdin.path),
shellEscape(shell.path), shcf, shellEscape(command)].join(" "));
res = this.run("/bin/sh", ["-e", cmd.path], callback ? async : true);
}
return callback ? true : result(res, stdout.read());
}, this, true);
},
/**
* Creates a temporary file context for executing external commands.
* *func* is called with a temp file, created with {@link #createTempFile},
* for each explicit argument. Ensures that all files are removed when
* *func* returns.
*
* @param {function} func The function to execute.
* @param {Object} self The 'this' object used when executing func.
* @returns {boolean} false if temp files couldn't be created,
* otherwise, the return value of *func*.
*/
withTempFiles: function withTempFiles(func, self, checked, ext, label) {
let args = Ary(util.range(0, func.length))
.map(bind("createTempFile", this, ext, label)).array;
try {
if (!args.every(identity))
return false;
var res = func.apply(self || this, args);
}
finally {
if (!checked || res !== true)
args.forEach(f => { f.remove(false); });
}
return res;
}
}, {
/**
* @property {string} The value of the $PENTADACTYL_RUNTIME environment
* variable.
*/
get runtimePath() {
const rtpvar = config.idName + "_RUNTIME";
let rtp = services.environment.get(rtpvar);
if (!rtp) {
rtp = "~/" + (config.OS.isWindows ? "" : ".") + config.name;
services.environment.set(rtpvar, rtp);
}
return rtp;
},
/**
* @property {string} The current platform's path separator.
*/
PATH_SEP: deprecated("File.PATH_SEP", { get: function PATH_SEP() File.PATH_SEP })
}, {
commands: function initCommands(dactyl, modules, window) {
const { commands, completion, io } = modules;
commands.add(["cd", "chd[ir]"],
"Change the current directory",
function (args) {
let arg = args[0];
if (!arg)
arg = "~";
arg = File.expandPath(arg);
// go directly to an absolute path or look for a relative path
// match in 'cdpath'
if (File.isAbsolutePath(arg)) {
io.cwd = arg;
dactyl.echomsg(io.cwd.path);
}
else {
let dirs = modules.options.get("cdpath").files;
for (let dir of dirs) {
dir = dir.child(arg);
if (dir.exists() && dir.isDirectory() && dir.isReadable()) {
io.cwd = dir;
dactyl.echomsg(io.cwd.path);
return;
}
}
dactyl.echoerr(_("io.noSuchDir", JSON.stringify(arg)));
dactyl.echoerr(_("io.commandFailed"));
}
}, {
argCount: "?",
completer: function (context) {
completion.directory(context, true);
},
literal: 0
});
commands.add(["pw[d]"],
"Print the current directory name",
function () { dactyl.echomsg(io.cwd.path); },
{ argCount: "0" });
commands.add([config.name.replace(/(.)(.*)/, "mk$1[$2rc]")],
"Write current key mappings and changed options to the config file",
function (args) {
dactyl.assert(args.length <= 1, _("io.oneFileAllowed"));
let file = io.File(args[0] || io.getRCFile(null, true));
dactyl.assert(!file.exists() || args.bang, _("io.exists", JSON.stringify(file.path)));
// TODO: Use a set/specifiable list here:
let lines = [cmd.serialize().map(commands.commandToString, cmd)
for (cmd of commands.iterator())
if (cmd.serialize)];
lines = Ary.flatten(lines);
lines.unshift('"' + config.version + "\n");
lines.push("\n\" vim: set ft=" + config.name + ":");
try {
file.write(lines.join("\n").concat("\n"));
dactyl.echomsg(_("io.writing", JSON.stringify(file.path)), 2);
}
catch (e) {
dactyl.echoerr(_("io.notWriteable", JSON.stringify(file.path)));
dactyl.log(_("error.notWriteable", file.path, e.message)); // XXX
}
}, {
argCount: "*", // FIXME: should be "?" but kludged for proper error message
bang: true,
completer: function (context) {
completion.file(context, true);
}
});
commands.add(["mkv[imruntime]"],
"Create and install Vim runtime files for " + config.appName,
function (args) {
dactyl.assert(args.length <= 1, _("io.oneFileAllowed"));
if (args.length) {
var rtDir = io.File(args[0]);
dactyl.assert(rtDir.exists(), _("io.noSuchDir", JSON.stringify(rtDir.path)));
}
else
rtDir = io.File(config.OS.isWindows ? "~/vimfiles/" : "~/.vim/");
dactyl.assert(!rtDir.exists() || rtDir.isDirectory(), _("io.eNotDir", JSON.stringify(rtDir.path)));
let rtItems = { ftdetect: {}, ftplugin: {}, syntax: {} };
// require bang if any of the paths exist
for (let [type, item] of iter(rtItems)) {
let file = io.File(rtDir).child(type, config.name + ".vim");
dactyl.assert(!file.exists() || args.bang, _("io.exists", JSON.stringify(file.path)));
item.file = file;
}
rtItems.ftdetect.template = //{{{
literal(function () /*" Vim filetype detection file
<header>
au BufNewFile,BufRead *<name>rc*,*.<fileext> set filetype=<name>
*/$);//}}}
rtItems.ftplugin.template = //{{{
literal(function () /*" Vim filetype plugin file
<header>
if exists("b:did_ftplugin")
finish
endif
let b:did_ftplugin = 1
let s:cpo_save = &cpo
set cpo&vim
let b:undo_ftplugin = "setl com< cms< fo< ofu< | unlet! b:browsefilter"
setlocal comments=:\"
setlocal commentstring=\"%s
setlocal formatoptions-=t formatoptions+=croql
setlocal omnifunc=syntaxcomplete#Complete
if has("gui_win32") && !exists("b:browsefilter")
let b:browsefilter = "<appname> Config Files (*.<fileext>)\t*.<fileext>\n" .
\ "All Files (*.*)\t*.*\n"
endif
let &cpo = s:cpo_save
unlet s:cpo_save
*/$);//}}}
rtItems.syntax.template = //{{{
literal(function () /*" Vim syntax file
<header>
if exists("b:current_syntax")
finish
endif
let s:cpo_save = &cpo
set cpo&vim
syn include @javascriptTop syntax/javascript.vim
unlet b:current_syntax
syn include @cssTop syntax/css.vim
unlet b:current_syntax
syn match <name>CommandStart "\%(^\s*:\=\)\@<=" nextgroup=<name>Command,<name>AutoCmd
<commands>
\ contained
syn match <name>Command "!" contained
syn keyword <name>AutoCmd au[tocmd] contained nextgroup=<name>AutoEventList skipwhite
<autocommands>
\ contained
syn match <name>AutoEventList "\(\a\+,\)*\a\+" contained contains=<name>AutoEvent
syn region <name>Set matchgroup=<name>Command start="\%(^\s*:\=\)\@<=\<\%(setl\%[ocal]\|setg\%[lobal]\|set\=\)\=\>"
\ end="$" keepend oneline contains=<name>Option,<name>String
<options>
\ contained nextgroup=pentadactylSetMod
<toggleoptions>
execute 'syn match <name>Option "\<\%(no\|inv\)\=\%(' .
\ join(s:toggleOptions, '\|') .
\ '\)\>!\=" contained nextgroup=<name>SetMod'
syn match <name>SetMod "\%(\<[a-z_]\+\)\@<=&" contained
syn region <name>JavaScript start="\%(^\s*\%(javascript\|js\)\s\+\)\@<=" end="$" contains=@javascriptTop keepend oneline
syn region <name>JavaScript matchgroup=<name>JavaScriptDelimiter
\ start="\%(^\s*\%(javascript\|js\)\s\+\)\@<=<<\s*\z(\h\w*\)"hs=s+2 end="^\z1$" contains=@javascriptTop fold
let s:cssRegionStart = '\%(^\s*sty\%[le]!\=\s\+\%(-\%(n\|name\)\%(\s\+\|=\)\S\+\s\+\)\=[^-]\S\+\s\+\)\@<='
execute 'syn region <name>Css start="' . s:cssRegionStart . '" end="$" contains=@cssTop keepend oneline'
execute 'syn region <name>Css matchgroup=<name>CssDelimiter'
\ 'start="' . s:cssRegionStart . '<<\s*\z(\h\w*\)"hs=s+2 end="^\z1$" contains=@cssTop fold'
syn match <name>Notation "<[0-9A-Za-z-]\+>"
syn keyword <name>Todo FIXME NOTE TODO XXX contained
syn region <name>String start="\z(["']\)" end="\z1" skip="\\\\\|\\\z1" oneline
syn match <name>Comment +^\s*".*$+ contains=<name>Todo,@Spell
" NOTE: match vim.vim highlighting group names
hi def link <name>AutoCmd <name>Command
hi def link <name>AutoEvent Type
hi def link <name>Command Statement
hi def link <name>JavaScriptDelimiter Delimiter
hi def link <name>CssDelimiter Delimiter
hi def link <name>Notation Special
hi def link <name>Comment Comment
hi def link <name>Option PreProc
hi def link <name>SetMod <name>Option
hi def link <name>String String
hi def link <name>Todo Todo
let b:current_syntax = "<name>"
let &cpo = s:cpo_save
unlet s:cpo_save
" vim: tw=130 et ts=8 sts=4 sw=4:
*/$);//}}}
const { options } = modules;
const WIDTH = 80;
function wrap(prefix, items, sep) {//{{{
sep = sep || " ";
let width = 0;
let lines = [];
lines.__defineGetter__("last", function () {
return this[this.length - 1];
});
for (let item of values(items.array || items)) {
if (item.length > width && (!lines.length || lines.last.length > 1)) {
lines.push([prefix]);
width = WIDTH - prefix.length;
prefix = " \\ ";
}
width -= item.length + sep.length;
lines.last.push(item, sep);
}
lines.last.pop();
return lines.map(l => l.join(""))
.join("\n")
.replace(/\s+\n/gm, "\n");
}//}}}
let params = { //{{{
header: ['" Language: ' + config.appName + ' configuration file',
'" Maintainer: Doug Kearns <dougkearns@gmail.com>',
'" Version: ' + config.version].join("\n"),
name: config.name,
appname: config.appName,
fileext: config.fileExtension,
maintainer: "Doug Kearns <dougkearns@gmail.com>",
autocommands: wrap("syn keyword " + config.name + "AutoEvent ",
keys(config.autocommands)),
commands: wrap("syn keyword " + config.name + "Command ",
Ary(c.specs for (c of commands.iterator())).flatten()),
options: wrap("syn keyword " + config.name + "Option ",
Ary(o.names for (o of options) if (o.type != "boolean")).flatten()),
toggleoptions: wrap("let s:toggleOptions = [",
Ary(o.realNames for (o of options) if (o.type == "boolean"))
.flatten().map(JSON.stringify),
", ") + "]"
}; //}}}
for (let { file, template } of values(rtItems)) {
try {
file.write(util.compileMacro(template, true)(params));
dactyl.echomsg(_("io.writing", JSON.stringify(file.path)), 2);
}
catch (e) {
dactyl.echoerr(_("io.notWriteable", JSON.stringify(file.path)));
dactyl.log(_("error.notWriteable", file.path, e.message));
}
}
}, {
argCount: "?",
bang: true,
completer: function (context) {
completion.directory(context, true);
},
literal: 1
});
commands.add(["runt[ime]"],
"Source the specified file from each directory in 'runtimepath'",
function (args) {
io.sourceFromRuntimePath(args, args.bang);
}, {
argCount: "+",
bang: true,
completer: function (context) {
completion.runtime(context);
}
}
);
commands.add(["scrip[tnames]"],
"List all sourced script names",
function () {
let names = [k for (k of io._scriptNames)];
if (!names.length)
dactyl.echomsg(_("command.scriptnames.none"));
else
modules.commandline.commandOutput(
template.tabular(["<SNR>", "Filename"], ["text-align: right; padding-right: 1em;"],
([i + 1, file] for ([i, file] of iter(names)))));
},
{ argCount: "0" });
commands.add(["so[urce]"],
"Read Ex commands, JavaScript or CSS from a file",
function (args) {
if (args.length > 1)
dactyl.echoerr(_("io.oneFileAllowed"));
else
io.source(args[0], { silent: args.bang });
}, {
argCount: "+", // FIXME: should be "1" but kludged for proper error message
bang: true,
completer: function (context) {
completion.file(context, true);
}
});
commands.add(["!", "run"],
"Run a command",
function (args) {
let arg = args[0] || "";
// :!! needs to be treated specially as the command parser sets the
// bang flag but removes the ! from arg
if (args.bang)
arg = "!" + arg;
// This is an asinine and irritating "feature" when we have searchable
// command-line history. --Kris
if (modules.options["banghist"]) {
// NOTE: Vim doesn't replace ! preceded by 2 or more backslashes and documents it - desirable?
// pass through a raw bang when escaped or substitute the last command
// replaceable bang and no previous command?
dactyl.assert(!/((^|[^\\])(\\\\)*)!/.test(arg) || io._lastRunCommand,
_("command.run.noPrevious"));
arg = arg.replace(/(\\)*!/g,
m => (/^\\(\\\\)*!$/.test(m) ? m.replace("\\!", "!")
: m.replace("!", io._lastRunCommand)));
}
io._lastRunCommand = arg;
let result = io.system(arg);
if (result.returnValue != 0)
result.output += "\n" + _("io.shellReturn", result.returnValue);
modules.commandline.command = args.commandName.replace("run", "$& ") + arg;
modules.commandline.commandOutput(["span", { highlight: "CmdOutput" }, result.output]);
modules.autocommands.trigger("ShellCmdPost", {});
}, {
argCount: "?",
bang: true,
// This is abominably slow.
//completer: function (context) {
// completion.shellCommand(context);
//},
literal: 0
});
},
completion: function initCompletion(dactyl, modules, window) {
const { completion, io } = modules;
completion.charset = context => {
context.anchored = false;
context.keys = {
text: identity,
description: charset => io.charsetTitle(charset)
};
context.completions = io.charsets;
};
completion.directory = function directory(context, full) {
this.file(context, full);
context.filters.push(item => item.isdir);
};
completion.environment = function environment(context) {
context.title = ["Environment Variable", "Value"];
context.generate = () =>
io.system(config.OS.isWindows ? "set" : "env")
.output.split("\n")
.filter(line => line.indexOf("=") > 0)
.map(line => line.match(/([^=]+)=(.*)/).slice(1));
};
completion.file = function file(context, full, dir) {
if (/^jar:[^!]*$/.test(context.filter))
context.advance(4);
// dir == "" is expanded inside readDirectory to the current dir
function getDir(str) {
return str.match(/^(?:.*[\/\\])?/)[0];
}
dir = getDir(dir || context.filter);
let file = util.getFile(dir);
if (file && (!file.exists() || !file.isDirectory()))
file = file.parent;
if (!full)
context.advance(dir.length);
context.title = [full ? "Path" : "Filename", "Type"];
context.keys = {
text: !full ? "leafName" : function (f) this.path,
path: function (f) dir + f.leafName,
description: function (f) this.isdir ? "Directory" : "File",
isdir: function (f) f.isDirectory(),
icon: function (f) this.isdir ? "resource://gre/res/html/folder.png"
: "moz-icon://" + f.leafName
};
context.compare = (a, b) => b.isdir - a.isdir || String.localeCompare(a.text, b.text);
if (modules.options["wildignore"])
context.filters.push(item => !modules.options.get("wildignore").getKey(item.path));
// context.background = true;
context.key = dir;
let uri = io.isJarURL(dir);
if (uri)
context.generate = function generate_jar() {
return [
{
isDirectory: function () s.substr(-1) == "/",
leafName: /([^\/]*)\/?$/.exec(s)[1]
}
for (s of io.listJar(uri.JARFile, getDir(uri.JAREntry)))];
};
else
context.generate = function generate_file() {
try {
return io.File(file || dir).readDirectory();
}
catch (e) {}
return [];
};
};
completion.runtime = function (context) {
for (let dir of modules.options["runtimepath"])
context.fork(dir, 0, this, function (context) {
dir = dir.replace("/+$", "") + "/";
completion.file(context, true, dir + context.filter);
context.title[0] = dir;
context.keys.text = function (f) {
return this.path.substr(dir.length);
};
});
};
completion.shellCommand = function shellCommand(context) {
context.title = ["Shell Command", "Path"];
context.generate = () => {
let dirNames = services.environment.get("PATH").split(config.OS.pathListSep);
let commands = [];
for (let dirName of dirNames) {
let dir = io.File(dirName);
if (dir.exists() && dir.isDirectory())
commands.push([[file.leafName, dir.path] for (file of iter(dir.directoryEntries))
if (file.isFile() && file.isExecutable())]);
}
return Ary.flatten(commands);
};
};
completion.addUrlCompleter("file", "Local files", function (context, full) {
let match = util.regexp(literal(function () /*
^
(?P<prefix>
(?P<proto>
(?P<scheme> chrome|resource)
:\/\/
)
[^\/]*
)
(?P<path> \/[^\/]* )?
$
*/$), "x").exec(context.filter);
if (match) {
if (!match.path) {
context.key = match.proto;
context.advance(match.proto.length);
context.generate = () => config.chromePackages.map(p => [p, match.proto + p + "/"]);
}
else if (match.scheme === "chrome") {
context.key = match.prefix;
context.advance(match.prefix.length + 1);
context.generate = () => iter({
content: /*L*/"Chrome content",
locale: /*L*/"Locale-specific content",
skin: /*L*/"Theme-specific content"
});
}
}
if (!match || match.scheme === "resource" && match.path)
if (/^(\.{0,2}|~)\/|^file:/.test(context.filter)
|| config.OS.isWindows && /^[a-z]:/i.test(context.filter)
|| util.getFile(context.filter)
|| io.isJarURL(context.filter))
completion.file(context, full);
});
},
javascript: function initJavascript(dactyl, modules, window) {
modules.JavaScript.setCompleter([File, File.expandPath],
[function (context, obj, args) {
context.quote[2] = "";
modules.completion.file(context, true);
}]);
},
modes: function initModes(dactyl, modules, window) {
initModes.require("commandline");
const { modes } = modules;
modes.addMode("FILE_INPUT", {
extended: true,
description: "Active when selecting a file",
bases: [modes.COMMAND_LINE],
input: true
});
},
options: function initOptions(dactyl, modules, window) {
const { completion, options } = modules;
var shell, shellcmdflag;
if (config.OS.isWindows) {
shell = "cmd.exe";
shellcmdflag = "/c";
}
else {
shell = services.environment.get("SHELL") || "sh";
shellcmdflag = "-c";
}
options.add(["banghist", "bh"],
"Replace occurrences of ! with the previous command when executing external commands",
"boolean", false);
options.add(["fileencoding", "fenc"],
"The character encoding used when reading and writing files",
"string", "UTF-8",
{
completer: function (context) {
completion.charset(context);
},
getter: function () { return File.defaultEncoding; },
setter: function (value) {
return File.defaultEncoding = value;
}
});
options.add(["cdpath", "cd"],
"List of directories searched when executing :cd",
"stringlist", ["."].concat(services.environment.get("CDPATH").split(/[:;]/).filter(identity)).join(","),
{
get files() {
return this.value.map(path => File(path, modules.io.cwd))
.filter(dir => dir.exists());
},
setter: function (value) {
return File.expandPathList(value);
}
});
options.add(["runtimepath", "rtp"],
"List of directories searched for runtime files",
"stringlist", IO.runtimePath,
{
get files() {
return this.value.map(path => File(path, modules.io.cwd))
.filter(dir => dir.exists());
}
});
options.add(["shell", "sh"],
"Shell to use for executing external commands with :! and :run",
"string", shell,
{ validator: function (val) { return io.pathSearch(val); } });
options.add(["shellcmdflag", "shcf"],
"Flag passed to shell when executing external commands with :! and :run",
"string", shellcmdflag,
{
getter: function (value) {
if (this.hasChanged || !config.OS.isWindows)
return value;
return /sh/.test(options["shell"]) ? "-c" : "/c";
}
});
options["shell"]; // Make sure it's loaded into global storage.
options["shellcmdflag"];
options.add(["wildignore", "wig"],
"List of path name patterns to ignore when completing files and directories",
"regexplist", "");
}
});
endModule();
} catch(e){ if (isString(e)) e = Error(e); dump(e.fileName+":"+e.lineNumber+": "+e+"\n" + e.stack); }
// vim: set fdm=marker sw=4 sts=4 ts=8 et ft=javascript: