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Diffstat (limited to 'addon-sdk/source/lib/sdk/fs/path.js')
-rw-r--r-- | addon-sdk/source/lib/sdk/fs/path.js | 500 |
1 files changed, 0 insertions, 500 deletions
diff --git a/addon-sdk/source/lib/sdk/fs/path.js b/addon-sdk/source/lib/sdk/fs/path.js deleted file mode 100644 index 4474b2b4a..000000000 --- a/addon-sdk/source/lib/sdk/fs/path.js +++ /dev/null @@ -1,500 +0,0 @@ -// Copyright Joyent, Inc. and other Node contributors. -// -// Permission is hereby granted, free of charge, to any person obtaining a -// copy of this software and associated documentation files (the -// "Software"), to deal in the Software without restriction, including -// without limitation the rights to use, copy, modify, merge, publish, -// distribute, sublicense, and/or sell copies of the Software, and to permit -// persons to whom the Software is furnished to do so, subject to the -// following conditions: -// -// The above copyright notice and this permission notice shall be included -// in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN -// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE -// USE OR OTHER DEALINGS IN THE SOFTWARE. - -// Adapted version of: -// https://github.com/joyent/node/blob/v0.11.3/lib/path.js - -// Shim process global from node. -var process = Object.create(require('../system')); -process.cwd = process.pathFor.bind(process, 'CurProcD'); - -// Update original check in node `process.platform === 'win32'` since in SDK it's `winnt`. -var isWindows = process.platform.indexOf('win') === 0; - - - -// resolves . and .. elements in a path array with directory names there -// must be no slashes, empty elements, or device names (c:\) in the array -// (so also no leading and trailing slashes - it does not distinguish -// relative and absolute paths) -function normalizeArray(parts, allowAboveRoot) { - // if the path tries to go above the root, `up` ends up > 0 - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === '.') { - parts.splice(i, 1); - } else if (last === '..') { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - - // if the path is allowed to go above the root, restore leading ..s - if (allowAboveRoot) { - for (; up--; up) { - parts.unshift('..'); - } - } - - return parts; -} - - -if (isWindows) { - // Regex to split a windows path into three parts: [*, device, slash, - // tail] windows-only - var splitDeviceRe = - /^([a-zA-Z]:|[\\\/]{2}[^\\\/]+[\\\/]+[^\\\/]+)?([\\\/])?([\s\S]*?)$/; - - // Regex to split the tail part of the above into [*, dir, basename, ext] - var splitTailRe = - /^([\s\S]*?)((?:\.{1,2}|[^\\\/]+?|)(\.[^.\/\\]*|))(?:[\\\/]*)$/; - - // Function to split a filename into [root, dir, basename, ext] - // windows version - var splitPath = function(filename) { - // Separate device+slash from tail - var result = splitDeviceRe.exec(filename), - device = (result[1] || '') + (result[2] || ''), - tail = result[3] || ''; - // Split the tail into dir, basename and extension - var result2 = splitTailRe.exec(tail), - dir = result2[1], - basename = result2[2], - ext = result2[3]; - return [device, dir, basename, ext]; - }; - - var normalizeUNCRoot = function(device) { - return '\\\\' + device.replace(/^[\\\/]+/, '').replace(/[\\\/]+/g, '\\'); - }; - - // path.resolve([from ...], to) - // windows version - exports.resolve = function() { - var resolvedDevice = '', - resolvedTail = '', - resolvedAbsolute = false; - - for (var i = arguments.length - 1; i >= -1; i--) { - var path; - if (i >= 0) { - path = arguments[i]; - } else if (!resolvedDevice) { - path = process.cwd(); - } else { - // Windows has the concept of drive-specific current working - // directories. If we've resolved a drive letter but not yet an - // absolute path, get cwd for that drive. We're sure the device is not - // an unc path at this points, because unc paths are always absolute. - path = process.env['=' + resolvedDevice]; - // Verify that a drive-local cwd was found and that it actually points - // to our drive. If not, default to the drive's root. - if (!path || path.substr(0, 3).toLowerCase() !== - resolvedDevice.toLowerCase() + '\\') { - path = resolvedDevice + '\\'; - } - } - - // Skip empty and invalid entries - if (typeof path !== 'string') { - throw new TypeError('Arguments to path.resolve must be strings'); - } else if (!path) { - continue; - } - - var result = splitDeviceRe.exec(path), - device = result[1] || '', - isUnc = device && device.charAt(1) !== ':', - isAbsolute = exports.isAbsolute(path), - tail = result[3]; - - if (device && - resolvedDevice && - device.toLowerCase() !== resolvedDevice.toLowerCase()) { - // This path points to another device so it is not applicable - continue; - } - - if (!resolvedDevice) { - resolvedDevice = device; - } - if (!resolvedAbsolute) { - resolvedTail = tail + '\\' + resolvedTail; - resolvedAbsolute = isAbsolute; - } - - if (resolvedDevice && resolvedAbsolute) { - break; - } - } - - // Convert slashes to backslashes when `resolvedDevice` points to an UNC - // root. Also squash multiple slashes into a single one where appropriate. - if (isUnc) { - resolvedDevice = normalizeUNCRoot(resolvedDevice); - } - - // At this point the path should be resolved to a full absolute path, - // but handle relative paths to be safe (might happen when process.cwd() - // fails) - - // Normalize the tail path - - function f(p) { - return !!p; - } - - resolvedTail = normalizeArray(resolvedTail.split(/[\\\/]+/).filter(f), - !resolvedAbsolute).join('\\'); - - return (resolvedDevice + (resolvedAbsolute ? '\\' : '') + resolvedTail) || - '.'; - }; - - // windows version - exports.normalize = function(path) { - var result = splitDeviceRe.exec(path), - device = result[1] || '', - isUnc = device && device.charAt(1) !== ':', - isAbsolute = exports.isAbsolute(path), - tail = result[3], - trailingSlash = /[\\\/]$/.test(tail); - - // If device is a drive letter, we'll normalize to lower case. - if (device && device.charAt(1) === ':') { - device = device[0].toLowerCase() + device.substr(1); - } - - // Normalize the tail path - tail = normalizeArray(tail.split(/[\\\/]+/).filter(function(p) { - return !!p; - }), !isAbsolute).join('\\'); - - if (!tail && !isAbsolute) { - tail = '.'; - } - if (tail && trailingSlash) { - tail += '\\'; - } - - // Convert slashes to backslashes when `device` points to an UNC root. - // Also squash multiple slashes into a single one where appropriate. - if (isUnc) { - device = normalizeUNCRoot(device); - } - - return device + (isAbsolute ? '\\' : '') + tail; - }; - - // windows version - exports.isAbsolute = function(path) { - var result = splitDeviceRe.exec(path), - device = result[1] || '', - isUnc = device && device.charAt(1) !== ':'; - // UNC paths are always absolute - return !!result[2] || isUnc; - }; - - // windows version - exports.join = function() { - function f(p) { - if (typeof p !== 'string') { - throw new TypeError('Arguments to path.join must be strings'); - } - return p; - } - - var paths = Array.prototype.filter.call(arguments, f); - var joined = paths.join('\\'); - - // Make sure that the joined path doesn't start with two slashes, because - // normalize() will mistake it for an UNC path then. - // - // This step is skipped when it is very clear that the user actually - // intended to point at an UNC path. This is assumed when the first - // non-empty string arguments starts with exactly two slashes followed by - // at least one more non-slash character. - // - // Note that for normalize() to treat a path as an UNC path it needs to - // have at least 2 components, so we don't filter for that here. - // This means that the user can use join to construct UNC paths from - // a server name and a share name; for example: - // path.join('//server', 'share') -> '\\\\server\\share\') - if (!/^[\\\/]{2}[^\\\/]/.test(paths[0])) { - joined = joined.replace(/^[\\\/]{2,}/, '\\'); - } - - return exports.normalize(joined); - }; - - // path.relative(from, to) - // it will solve the relative path from 'from' to 'to', for instance: - // from = 'C:\\orandea\\test\\aaa' - // to = 'C:\\orandea\\impl\\bbb' - // The output of the function should be: '..\\..\\impl\\bbb' - // windows version - exports.relative = function(from, to) { - from = exports.resolve(from); - to = exports.resolve(to); - - // windows is not case sensitive - var lowerFrom = from.toLowerCase(); - var lowerTo = to.toLowerCase(); - - function trim(arr) { - var start = 0; - for (; start < arr.length; start++) { - if (arr[start] !== '') break; - } - - var end = arr.length - 1; - for (; end >= 0; end--) { - if (arr[end] !== '') break; - } - - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - - var toParts = trim(to.split('\\')); - - var lowerFromParts = trim(lowerFrom.split('\\')); - var lowerToParts = trim(lowerTo.split('\\')); - - var length = Math.min(lowerFromParts.length, lowerToParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (lowerFromParts[i] !== lowerToParts[i]) { - samePartsLength = i; - break; - } - } - - if (samePartsLength == 0) { - return to; - } - - var outputParts = []; - for (var i = samePartsLength; i < lowerFromParts.length; i++) { - outputParts.push('..'); - } - - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - - return outputParts.join('\\'); - }; - - exports.sep = '\\'; - exports.delimiter = ';'; - -} else /* posix */ { - - // Split a filename into [root, dir, basename, ext], unix version - // 'root' is just a slash, or nothing. - var splitPathRe = - /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - var splitPath = function(filename) { - return splitPathRe.exec(filename).slice(1); - }; - - // path.resolve([from ...], to) - // posix version - exports.resolve = function() { - var resolvedPath = '', - resolvedAbsolute = false; - - for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? arguments[i] : process.cwd(); - - // Skip empty and invalid entries - if (typeof path !== 'string') { - throw new TypeError('Arguments to path.resolve must be strings'); - } else if (!path) { - continue; - } - - resolvedPath = path + '/' + resolvedPath; - resolvedAbsolute = path.charAt(0) === '/'; - } - - // At this point the path should be resolved to a full absolute path, but - // handle relative paths to be safe (might happen when process.cwd() fails) - - // Normalize the path - resolvedPath = normalizeArray(resolvedPath.split('/').filter(function(p) { - return !!p; - }), !resolvedAbsolute).join('/'); - - return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.'; - }; - - // path.normalize(path) - // posix version - exports.normalize = function(path) { - var isAbsolute = exports.isAbsolute(path), - trailingSlash = path.substr(-1) === '/'; - - // Normalize the path - path = normalizeArray(path.split('/').filter(function(p) { - return !!p; - }), !isAbsolute).join('/'); - - if (!path && !isAbsolute) { - path = '.'; - } - if (path && trailingSlash) { - path += '/'; - } - - return (isAbsolute ? '/' : '') + path; - }; - - // posix version - exports.isAbsolute = function(path) { - return path.charAt(0) === '/'; - }; - - // posix version - exports.join = function() { - var paths = Array.prototype.slice.call(arguments, 0); - return exports.normalize(paths.filter(function(p, index) { - if (typeof p !== 'string') { - throw new TypeError('Arguments to path.join must be strings'); - } - return p; - }).join('/')); - }; - - - // path.relative(from, to) - // posix version - exports.relative = function(from, to) { - from = exports.resolve(from).substr(1); - to = exports.resolve(to).substr(1); - - function trim(arr) { - var start = 0; - for (; start < arr.length; start++) { - if (arr[start] !== '') break; - } - - var end = arr.length - 1; - for (; end >= 0; end--) { - if (arr[end] !== '') break; - } - - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - - var fromParts = trim(from.split('/')); - var toParts = trim(to.split('/')); - - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push('..'); - } - - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - - return outputParts.join('/'); - }; - - exports.sep = '/'; - exports.delimiter = ':'; -} - -exports.dirname = function(path) { - var result = splitPath(path), - root = result[0], - dir = result[1]; - - if (!root && !dir) { - // No dirname whatsoever - return '.'; - } - - if (dir) { - // It has a dirname, strip trailing slash - dir = dir.substr(0, dir.length - 1); - } - - return root + dir; -}; - - -exports.basename = function(path, ext) { - var f = splitPath(path)[2]; - // TODO: make this comparison case-insensitive on windows? - if (ext && f.substr(-1 * ext.length) === ext) { - f = f.substr(0, f.length - ext.length); - } - return f; -}; - - -exports.extname = function(path) { - return splitPath(path)[3]; -}; - -if (isWindows) { - exports._makeLong = function(path) { - // Note: this will *probably* throw somewhere. - if (typeof path !== 'string') - return path; - - if (!path) { - return ''; - } - - var resolvedPath = exports.resolve(path); - - if (/^[a-zA-Z]\:\\/.test(resolvedPath)) { - // path is local filesystem path, which needs to be converted - // to long UNC path. - return '\\\\?\\' + resolvedPath; - } else if (/^\\\\[^?.]/.test(resolvedPath)) { - // path is network UNC path, which needs to be converted - // to long UNC path. - return '\\\\?\\UNC\\' + resolvedPath.substring(2); - } - - return path; - }; -} else { - exports._makeLong = function(path) { - return path; - }; -}
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