Add setDefault.
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anseki
parent
a60336df9b
commit
efc4b8837c
1 changed files with 97 additions and 83 deletions
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@ -20,7 +20,7 @@ var
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childProc = require('child_process'),
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defaultOptions = {
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prompt: '> ', // for API
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prompt: '> ',
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noEchoBack: false,
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mask: '*',
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limit: '',
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@ -36,7 +36,7 @@ var
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extHostPath, extHostArgs, tempdir, salt = 0;
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/*
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display: string
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display: other (to string)
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keyIn: boolean
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noEchoBack: boolean
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mask: string
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@ -45,8 +45,8 @@ var
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noTrim: boolean
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encoding, bufSize, print
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*/
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function readlineSync(options) {
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var input = '', displaySave = options.display,
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function _readlineSync(options) {
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var input = '', displaySave = (options.display += ''),
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silent = !options.display && options.keyIn && options.noEchoBack && !options.mask;
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function tryExt() {
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@ -196,7 +196,7 @@ function readlineSync(options) {
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setRawMode(false);
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})();
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if (typeof options.print === 'function' && !silent) { // must at least write '\n'
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if (options.print && !silent) { // must at least write '\n'
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options.print(displaySave + (options.noEchoBack ?
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(new Array(input.length + 1)).join(options.mask) : input) + '\n',
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options.encoding);
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@ -363,19 +363,17 @@ function getHostArgs(options) {
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}
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return extHostArgs.concat((function(conf) {
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var args = [], key;
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for (key in conf) {
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if (conf.hasOwnProperty(key)) {
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if (conf[key] === 'boolean') {
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if (options[key]) { args.push('--' + key); }
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} else if (conf[key] === 'string') {
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if (options[key]) {
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args.push('--' + key,
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options.encoded ? encodeDOS(options[key]) : options[key]);
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}
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}
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var args = [];
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Object.keys(conf).forEach(function(optionName) {
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if (conf[optionName] === 'boolean') {
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if (options[optionName]) { args.push('--' + optionName); }
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} else if (conf[optionName] === 'string') {
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if (options[optionName]) {
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args.push('--' + optionName,
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options.encoded ? encodeDOS(options[optionName]) : options[optionName]);
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}
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}
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});
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return args;
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})({
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display: 'string',
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@ -388,10 +386,67 @@ function getHostArgs(options) {
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}));
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}
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// margeOptions(options1, options2 ... )
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// margeOptions(true, options1, options2 ... ) // from defaultOptions
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function margeOptions() {
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var optsHashes = Array.prototype.slice.call(arguments),
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options = {};
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var optionsList = Array.prototype.slice.call(arguments),
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optionNames, fromDefault;
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if (optionsList.length && typeof optionsList[0] === 'boolean') {
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fromDefault = optionsList.shift();
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if (fromDefault) {
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optionNames = Object.keys(defaultOptions);
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optionsList.unshift(defaultOptions);
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}
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}
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return optionsList.reduce(function(options, optionsPart) {
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/* jshint eqnull:true */
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if (optionsPart == null) { return options; }
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/* jshint eqnull:false */
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if (!fromDefault) { optionNames = Object.keys(optionsPart); }
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optionNames.forEach(function(optionName) {
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var value;
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if (!optionsPart.hasOwnProperty(optionName)) { return; }
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value = optionsPart[optionName];
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switch (optionName) {
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// _readlineSync defaultOptions
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// string
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case 'mask': // * *
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case 'limit': // * *
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case 'encoding': // * *
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/* jshint eqnull:true */
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options[optionName] = value != null ? value + '' : '';
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/* jshint eqnull:false */
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break;
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// number
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case 'bufSize': // * *
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if (!isNaN(value = parseInt(value, 10)) && typeof value === 'number')
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{ options[optionName] = value; }
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break;
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// boolean
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case 'noEchoBack': // * *
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case 'caseSensitive': // * *
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case 'noTrim': // * *
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case 'keyIn': // *
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options[optionName] = !!value;
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break;
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// function
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case 'print': // * *
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options[optionName] = typeof value === 'function' ? value : null;
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break;
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// other
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case 'prompt': // *
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case 'display': // *
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/* jshint eqnull:true */
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options[optionName] = value != null ? value : '';
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/* jshint eqnull:false */
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break;
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}
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});
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return options;
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}, {});
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}
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function flattenArray(array, validate) {
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@ -410,65 +465,17 @@ function flattenArray(array, validate) {
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// for dev
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exports._useExtSet = function(use) { useExt = use; };
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exports.setPrint = function(fnc) { defaultOptions.print = fnc; };
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exports.setPrompt = function(newPrompt) {
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/* jshint eqnull:true */
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if (newPrompt != null) {
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/* jshint eqnull:false */
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defaultOptions.prompt = newPrompt;
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}
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return defaultOptions.prompt;
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};
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exports.setEncoding = function(newEncoding) {
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if (typeof newEncoding === 'string') {
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defaultOptions.encoding = newEncoding;
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}
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return defaultOptions.encoding;
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};
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exports.setMask = function(newMask) {
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if (typeof newMask === 'string') {
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defaultOptions.mask = newMask;
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}
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return defaultOptions.mask;
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};
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exports.setBufferSize = function(newBufSize) {
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newBufSize = parseInt(newBufSize, 10);
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if (!isNaN(newBufSize) && typeof newBufSize === 'number') {
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defaultOptions.bufSize = newBufSize;
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}
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return defaultOptions.bufSize;
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};
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exports.prompt = function(options) {
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var readOptions = {
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display: defaultOptions.prompt + '',
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keyIn: false,
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noEchoBack: !!(options && options.noEchoBack),
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mask: defaultOptions.mask,
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limit: '',
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caseSensitive: !!(options && options.caseSensitive),
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noTrim: !!(options && options.noTrim)
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};
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return readlineSync(readOptions);
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var readOptions = margeOptions(true, options);
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readOptions.display = readOptions.prompt;
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return _readlineSync(readOptions);
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};
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exports.question = function(query, options) {
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var readOptions = {
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/* jshint eqnull:true */
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display: query != null ? query + '' : '',
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/* jshint eqnull:false */
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keyIn: false,
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noEchoBack: !!(options && options.noEchoBack),
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mask: defaultOptions.mask,
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limit: '',
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caseSensitive: !!(options && options.caseSensitive),
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noTrim: !!(options && options.noTrim)
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};
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return readlineSync(readOptions);
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var readOptions = margeOptions(margeOptions(true, options), {
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display: query
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});
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return _readlineSync(readOptions);
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};
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exports.keyIn = function(query, options) {
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@ -476,16 +483,23 @@ exports.keyIn = function(query, options) {
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flattenArray(options.limit, function(value)
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{ return typeof value === 'string' || typeof value === 'number'; })
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.join('').replace(/\n/g, '').replace(/[^A-Za-z0-9_ ]/g, '\\$&') : '',
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readOptions = {
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/* jshint eqnull:true */
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display: query != null ? query + '' : '',
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/* jshint eqnull:false */
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readOptions = margeOptions(margeOptions(true, options), {
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display: query,
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keyIn: true,
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noEchoBack: !!(options && options.noEchoBack),
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mask: defaultOptions.mask,
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limit: limit,
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caseSensitive: !!(options && options.caseSensitive),
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noTrim: true
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});
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return _readlineSync(readOptions);
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};
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return readlineSync(readOptions);
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exports.setDefault = function(options) {
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defaultOptions = margeOptions(true, options);
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return margeOptions(true); // copy
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};
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// These APIs are now obsolete.
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exports.setPrint = function(value) { return exports.setDefault({print: value}).print; };
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exports.setPrompt = function(value) { return exports.setDefault({prompt: value}).prompt; };
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exports.setEncoding = function(value) { return exports.setDefault({encoding: value}).encoding; };
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exports.setMask = function(value) { return exports.setDefault({mask: value}).mask; };
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exports.setBufferSize = function(value) { return exports.setDefault({bufSize: value}).bufSize; };
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