230 lines
6.3 KiB
JavaScript
230 lines
6.3 KiB
JavaScript
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// Generated by CoffeeScript 1.12.7
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/*
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ExternalEditor
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Kevin Gravier <kevin@mrkmg.com>
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MIT
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*/
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(function() {
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var ChatDet, CreateFileError, ExternalEditor, FS, IConvLite, LaunchEditorError, ReadFileError, RemoveFileError, Spawn, SpawnSync, Temp,
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bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
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FS = require('fs');
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Temp = require('tmp');
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SpawnSync = require('child_process').spawnSync;
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Spawn = require('child_process').spawn;
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IConvLite = require('iconv-lite');
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ChatDet = require('chardet');
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CreateFileError = require('./errors/CreateFileError');
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ReadFileError = require('./errors/ReadFileError');
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RemoveFileError = require('./errors/RemoveFileError');
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LaunchEditorError = require('./errors/LaunchEditorError');
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ExternalEditor = (function() {
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ExternalEditor.edit = function(text) {
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var editor;
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if (text == null) {
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text = '';
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}
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editor = new ExternalEditor(text);
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editor.run();
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editor.cleanup();
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return editor.text;
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};
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ExternalEditor.editAsync = function(text, callback) {
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var editor;
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if (text == null) {
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text = '';
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}
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editor = new ExternalEditor(text);
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return editor.runAsync(function(error_run, text) {
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var error_cleanup;
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if (!error_run) {
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try {
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editor.cleanup();
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if (typeof callback === 'function') {
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return setImmediate(callback, null, text);
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}
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} catch (error) {
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error_cleanup = error;
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if (typeof callback === 'function') {
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return setImmediate(callback, error_cleanup, null);
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}
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}
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} else {
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if (typeof callback === 'function') {
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return setImmediate(callback, error_run, null);
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}
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}
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});
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};
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ExternalEditor.CreateFileError = CreateFileError;
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ExternalEditor.ReadFileError = ReadFileError;
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ExternalEditor.RemoveFileError = RemoveFileError;
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ExternalEditor.LaunchEditorError = LaunchEditorError;
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ExternalEditor.prototype.text = '';
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ExternalEditor.prototype.temp_file = void 0;
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ExternalEditor.prototype.editor = {
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bin: void 0,
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args: []
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};
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ExternalEditor.prototype.last_exit_status = void 0;
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function ExternalEditor(text1) {
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this.text = text1 != null ? text1 : '';
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this.launchEditorAsync = bind(this.launchEditorAsync, this);
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this.launchEditor = bind(this.launchEditor, this);
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this.removeTemporaryFile = bind(this.removeTemporaryFile, this);
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this.readTemporaryFile = bind(this.readTemporaryFile, this);
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this.createTemporaryFile = bind(this.createTemporaryFile, this);
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this.determineEditor = bind(this.determineEditor, this);
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this.cleanup = bind(this.cleanup, this);
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this.runAsync = bind(this.runAsync, this);
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this.run = bind(this.run, this);
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this.determineEditor();
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this.createTemporaryFile();
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}
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ExternalEditor.prototype.run = function() {
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this.launchEditor();
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return this.readTemporaryFile();
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};
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ExternalEditor.prototype.runAsync = function(callback) {
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var error_launch;
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try {
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return this.launchEditorAsync((function(_this) {
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return function() {
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var error_read;
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try {
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_this.readTemporaryFile();
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if (typeof callback === 'function') {
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return setImmediate(callback, null, _this.text);
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}
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} catch (error) {
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error_read = error;
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if (typeof callback === 'function') {
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return setImmediate(callback, error_read, null);
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}
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}
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};
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})(this));
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} catch (error) {
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error_launch = error;
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if (typeof callback === 'function') {
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return setImmediate(callback, error_launch, null);
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}
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}
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};
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ExternalEditor.prototype.cleanup = function() {
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return this.removeTemporaryFile();
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};
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ExternalEditor.prototype.determineEditor = function() {
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var args, ed, editor;
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ed = /^win/.test(process.platform) ? 'notepad' : 'vim';
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editor = process.env.VISUAL || process.env.EDITOR || ed;
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args = editor.split(/\s+/);
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this.editor.bin = args.shift();
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return this.editor.args = args;
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};
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ExternalEditor.prototype.createTemporaryFile = function() {
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var e;
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try {
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this.temp_file = Temp.tmpNameSync({});
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return FS.writeFileSync(this.temp_file, this.text, {
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encoding: 'utf8'
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});
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} catch (error) {
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e = error;
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throw new CreateFileError(e);
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}
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};
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ExternalEditor.prototype.readTemporaryFile = function() {
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var buffer, e, encoding;
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try {
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buffer = FS.readFileSync(this.temp_file);
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if (!buffer.length) {
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return this.text = '';
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}
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encoding = ChatDet.detect(buffer);
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return this.text = IConvLite.decode(buffer, encoding);
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} catch (error) {
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e = error;
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throw new ReadFileError(e);
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}
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};
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ExternalEditor.prototype.removeTemporaryFile = function() {
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var e;
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try {
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return FS.unlinkSync(this.temp_file);
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} catch (error) {
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e = error;
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throw new RemoveFileError(e);
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}
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};
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ExternalEditor.prototype.launchEditor = function() {
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var e, run;
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try {
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run = SpawnSync(this.editor.bin, this.editor.args.concat([this.temp_file]), {
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stdio: 'inherit'
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});
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return this.last_exit_status = run.status;
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} catch (error) {
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e = error;
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throw new LaunchEditorError(e);
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}
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};
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ExternalEditor.prototype.launchEditorAsync = function(callback) {
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var child_process, e;
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try {
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child_process = Spawn(this.editor.bin, this.editor.args.concat([this.temp_file]), {
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stdio: 'inherit'
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});
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return child_process.on('exit', (function(_this) {
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return function(code) {
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_this.last_exit_status = code;
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if (typeof callback === 'function') {
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return callback();
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}
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};
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})(this));
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} catch (error) {
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e = error;
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throw new LaunchEditorError(e);
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}
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};
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return ExternalEditor;
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})();
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module.exports = ExternalEditor;
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}).call(this);
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