diff options
author | Ryan Dahl <ry@tinyclouds.org> | 2010-12-01 20:59:06 -0800 |
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committer | Ryan Dahl <ry@tinyclouds.org> | 2010-12-01 20:59:06 -0800 |
commit | dd53ceebe4e87ed2c71486e17cdcd33af88cec59 (patch) | |
tree | 436f09d076c79be675741e64283dc7a07c0aee7f /lib/util.js | |
parent | e232f6e7356531bb6ab50cdf9c82386538ae2c79 (diff) | |
download | node-new-dd53ceebe4e87ed2c71486e17cdcd33af88cec59.tar.gz |
lint
Diffstat (limited to 'lib/util.js')
-rw-r--r-- | lib/util.js | 162 |
1 files changed, 81 insertions, 81 deletions
diff --git a/lib/util.js b/lib/util.js index 372fc00d72..a393e0ad84 100644 --- a/lib/util.js +++ b/lib/util.js @@ -1,26 +1,26 @@ var events = require('events'); -exports.print = function () { +exports.print = function() { for (var i = 0, len = arguments.length; i < len; ++i) { process.stdout.write(String(arguments[i])); } }; -exports.puts = function () { +exports.puts = function() { for (var i = 0, len = arguments.length; i < len; ++i) { process.stdout.write(arguments[i] + '\n'); } }; -exports.debug = function (x) { - process.binding('stdio').writeError("DEBUG: " + x + "\n"); +exports.debug = function(x) { + process.binding('stdio').writeError('DEBUG: ' + x + '\n'); }; -var error = exports.error = function (x) { +var error = exports.error = function(x) { for (var i = 0, len = arguments.length; i < len; ++i) { process.binding('stdio').writeError(arguments[i] + '\n'); } @@ -31,41 +31,41 @@ var error = exports.error = function (x) { * Echos the value of a value. Trys to print the value out * in the best way possible given the different types. * - * @param {Object} value The object to print out + * @param {Object} value The object to print out. * @param {Boolean} showHidden Flag that shows hidden (not enumerable) * properties of objects. * @param {Number} depth Depth in which to descend in object. Default is 2. * @param {Boolean} colors Flag to turn on ANSI escape codes to color the * output. Default is false (no coloring). */ -exports.inspect = function (obj, showHidden, depth, colors) { +exports.inspect = function(obj, showHidden, depth, colors) { var seen = []; - var stylize = function (str, styleType) { + var stylize = function(str, styleType) { // http://en.wikipedia.org/wiki/ANSI_escape_code#graphics - var styles = { 'bold' : [1, 22] - , 'italic' : [3, 23] - , 'underline' : [4, 24] - , 'inverse' : [7, 27] - , 'white' : [37, 39] - , 'grey' : [90, 39] - , 'black' : [30, 39] - , 'blue' : [34, 39] - , 'cyan' : [36, 39] - , 'green' : [32, 39] - , 'magenta' : [35, 39] - , 'red' : [31, 39] - , 'yellow' : [33, 39] + var styles = { 'bold' : [1, 22] + , 'italic' : [3, 23] + , 'underline' : [4, 24] + , 'inverse' : [7, 27] + , 'white' : [37, 39] + , 'grey' : [90, 39] + , 'black' : [30, 39] + , 'blue' : [34, 39] + , 'cyan' : [36, 39] + , 'green' : [32, 39] + , 'magenta' : [35, 39] + , 'red' : [31, 39] + , 'yellow' : [33, 39] }; - var style = { "special": "grey" - , "number": "blue" - , "boolean": "blue" - , "undefined": "red" - , "null": "red" - , "string": "green" - , "date": "magenta" + var style = { 'special': 'grey' + , 'number': 'blue' + , 'boolean': 'blue' + , 'undefined': 'red' + , 'null': 'red' + , 'string': 'green' + , 'date': 'magenta' //, "name": intentionally not styling - , "regexp": "cyan" + , 'regexp': 'cyan' }[styleType]; if (style) { return '\033[' + styles[style][0] + 'm' + str + @@ -92,13 +92,13 @@ exports.inspect = function (obj, showHidden, depth, colors) { // Primitive types cannot have properties switch (typeof value) { case 'undefined': return stylize('undefined', 'undefined'); - case 'string': return stylize( + case 'string': return stylize( JSON.stringify(value).replace(/'/g, "\\'") .replace(/\\"/g, '"') .replace(/(^"|"$)/g, "'"), 'string'); - case 'number': return stylize('' + value, 'number'); - case 'boolean': return stylize('' + value, 'boolean'); + case 'number': return stylize('' + value, 'number'); + case 'boolean': return stylize('' + value, 'boolean'); } // For some reason typeof null is "object", so special case here. if (value === null) { @@ -114,7 +114,7 @@ exports.inspect = function (obj, showHidden, depth, colors) { if (isRegExp(value)) { return stylize('' + value, 'regexp'); } else { - return stylize('[Function'+ (value.name ? ': '+ value.name : '')+ ']', 'special'); + return stylize('[Function' + (value.name ? ': ' + value.name : '') + ']', 'special'); } } @@ -127,17 +127,17 @@ exports.inspect = function (obj, showHidden, depth, colors) { // Determine the object type if (isArray(value)) { type = 'Array'; - braces = ["[", "]"]; + braces = ['[', ']']; } else { type = 'Object'; - braces = ["{", "}"]; + braces = ['{', '}']; } // Make functions say that they are functions if (typeof value === 'function') { - base = (isRegExp(value)) ? ' ' + value : ' [Function'+ (value.name ? ': '+ value.name : '')+ ']'; + base = (isRegExp(value)) ? ' ' + value : ' [Function' + (value.name ? ': ' + value.name : '') + ']'; } else { - base = ""; + base = ''; } // Make dates with properties first say the date @@ -151,35 +151,35 @@ exports.inspect = function (obj, showHidden, depth, colors) { if (recurseTimes < 0) { if (isRegExp(value)) { - return stylize('' + value, "regexp"); + return stylize('' + value, 'regexp'); } else { - return stylize("[Object]", "special"); + return stylize('[Object]', 'special'); } } seen.push(value); - var output = keys.map(function (key) { + var output = keys.map(function(key) { var name, str; if (value.__lookupGetter__) { if (value.__lookupGetter__(key)) { if (value.__lookupSetter__(key)) { - str = stylize("[Getter/Setter]", "special"); + str = stylize('[Getter/Setter]', 'special'); } else { - str = stylize("[Getter]", "special"); + str = stylize('[Getter]', 'special'); } } else { if (value.__lookupSetter__(key)) { - str = stylize("[Setter]", "special"); + str = stylize('[Setter]', 'special'); } } } if (visible_keys.indexOf(key) < 0) { - name = "[" + key + "]"; + name = '[' + key + ']'; } if (!str) { if (seen.indexOf(value[key]) < 0) { - if ( recurseTimes === null) { + if (recurseTimes === null) { str = format(value[key]); } else { str = format(value[key], recurseTimes - 1); @@ -205,17 +205,17 @@ exports.inspect = function (obj, showHidden, depth, colors) { } name = JSON.stringify('' + key); if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) { - name = name.substr(1, name.length-2); - name = stylize(name, "name"); + name = name.substr(1, name.length - 2); + name = stylize(name, 'name'); } else { name = name.replace(/'/g, "\\'") .replace(/\\"/g, '"') .replace(/(^"|"$)/g, "'"); - name = stylize(name, "string"); + name = stylize(name, 'string'); } } - return name + ": " + str; + return name + ': ' + str; }); seen.pop(); @@ -223,7 +223,7 @@ exports.inspect = function (obj, showHidden, depth, colors) { var numLinesEst = 0; var length = output.reduce(function(prev, cur) { numLinesEst++; - if( cur.indexOf('\n') >= 0 ) { + if (cur.indexOf('\n') >= 0) { numLinesEst++; } return prev + cur.length + 1; @@ -235,8 +235,8 @@ exports.inspect = function (obj, showHidden, depth, colors) { + ' ' + output.join(',\n ') + ' ' - + braces[1] - ; + + braces[1]; + } else { output = braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1]; } @@ -247,18 +247,18 @@ exports.inspect = function (obj, showHidden, depth, colors) { }; -function isArray (ar) { +function isArray(ar) { return ar instanceof Array || Array.isArray(ar) || (ar && ar !== Object.prototype && isArray(ar.__proto__)); } -function isRegExp (re) { - var s = ""+re; +function isRegExp(re) { + var s = ''+ re; return re instanceof RegExp // easy case - || typeof(re) === "function" // duck-type for context-switching evalcx case - && re.constructor.name === "RegExp" + || typeof(re) === 'function' // duck-type for context-switching evalcx case + && re.constructor.name === 'RegExp' && re.compile && re.test && re.exec @@ -266,9 +266,9 @@ function isRegExp (re) { } -function isDate (d) { +function isDate(d) { if (d instanceof Date) return true; - if (typeof d !== "object") return false; + if (typeof d !== 'object') return false; var properties = Date.prototype && Object.getOwnPropertyNames(Date.prototype); var proto = d.__proto__ && Object.getOwnPropertyNames(d.__proto__); return JSON.stringify(proto) === JSON.stringify(properties); @@ -277,9 +277,9 @@ function isDate (d) { var pWarning; -exports.p = function () { +exports.p = function() { if (!pWarning) { - pWarning = "util.p will be removed in future versions of Node. Use util.puts(util.inspect()) instead.\n"; + pWarning = 'util.p will be removed in future versions of Node. Use util.puts(util.inspect()) instead.\n'; exports.error(pWarning); } for (var i = 0, len = arguments.length; i < len; ++i) { @@ -288,7 +288,7 @@ exports.p = function () { }; -function pad (n) { +function pad(n) { return n < 10 ? '0' + n.toString(10) : n.toString(10); } @@ -296,22 +296,22 @@ function pad (n) { var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; // 26 Feb 16:19:34 -function timestamp () { +function timestamp() { var d = new Date(); - return [ d.getDate() + return [d.getDate() , months[d.getMonth()] , [pad(d.getHours()), pad(d.getMinutes()), pad(d.getSeconds())].join(':') ].join(' '); } -exports.log = function (msg) { +exports.log = function(msg) { exports.puts(timestamp() + ' - ' + msg.toString()); }; var execWarning; -exports.exec = function () { +exports.exec = function() { if (!execWarning) { execWarning = 'util.exec has moved to the "child_process" module. Please update your source code.'; error(execWarning); @@ -320,49 +320,49 @@ exports.exec = function () { }; -exports.pump = function (readStream, writeStream, callback) { +exports.pump = function(readStream, writeStream, callback) { var callbackCalled = false; - function call (a, b, c) { + function call(a, b, c) { if (callback && !callbackCalled) { callback(a, b, c); callbackCalled = true; } } - if (!readStream.pause) readStream.pause = function () {readStream.emit("pause");}; - if (!readStream.resume) readStream.resume = function () {readStream.emit("resume");}; + if (!readStream.pause) readStream.pause = function() {readStream.emit('pause');}; + if (!readStream.resume) readStream.resume = function() {readStream.emit('resume');}; - readStream.addListener("data", function (chunk) { + readStream.addListener('data', function(chunk) { if (writeStream.write(chunk) === false) readStream.pause(); }); - writeStream.addListener("pause", function () { + writeStream.addListener('pause', function() { readStream.pause(); }); - writeStream.addListener("drain", function () { + writeStream.addListener('drain', function() { readStream.resume(); }); - writeStream.addListener("resume", function () { + writeStream.addListener('resume', function() { readStream.resume(); }); - readStream.addListener("end", function () { + readStream.addListener('end', function() { writeStream.end(); }); - readStream.addListener("close", function () { + readStream.addListener('close', function() { call(); }); - readStream.addListener("error", function (err) { + readStream.addListener('error', function(err) { writeStream.end(); call(err); }); - writeStream.addListener("error", function (err) { + writeStream.addListener('error', function(err) { readStream.destroy(); call(err); }); @@ -378,10 +378,10 @@ exports.pump = function (readStream, writeStream, callback) { * expected during bootstrapping (see mirror.js in r114903). * * @param {function} ctor Constructor function which needs to inherit the - * prototype - * @param {function} superCtor Constructor function to inherit prototype from + * prototype. + * @param {function} superCtor Constructor function to inherit prototype from. */ -exports.inherits = function (ctor, superCtor) { +exports.inherits = function(ctor, superCtor) { ctor.super_ = superCtor; ctor.prototype = Object.create(superCtor.prototype, { constructor: { |