Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
https://github.com/substack/path-browserify/pull/12 — diff between the full and reduced version
0a1,3
> // 'path' module extracted from Node.js v8.11.1 (only the posix part)
> // transplited with Babel
>
24,27d26
< var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
<
< var inspect = require('util').inspect;
<
30,84c29
< throw new TypeError('Path must be a string. Received ' + inspect(path));
< }
< }
<
< // Resolves . and .. elements in a path with directory names
< function normalizeStringWin32(path, allowAboveRoot) {
< var res = '';
< var lastSegmentLength = 0;
< var lastSlash = -1;
< var dots = 0;
< var code;
< for (var i = 0; i <= path.length; ++i) {
< if (i < path.length) code = path.charCodeAt(i);else if (code === 47 /*/*/ || code === 92 /*\*/) break;else code = 47 /*/*/;
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< if (lastSlash === i - 1 || dots === 1) {
< // NOOP
< } else if (lastSlash !== i - 1 && dots === 2) {
< if (res.length < 2 || lastSegmentLength !== 2 || res.charCodeAt(res.length - 1) !== 46 /*.*/ || res.charCodeAt(res.length - 2) !== 46 /*.*/) {
< if (res.length > 2) {
< var lastSlashIndex = res.lastIndexOf('\\');
< if (lastSlashIndex !== res.length - 1) {
< if (lastSlashIndex === -1) {
< res = '';
< lastSegmentLength = 0;
< } else {
< res = res.slice(0, lastSlashIndex);
< lastSegmentLength = res.length - 1 - res.lastIndexOf('\\');
< }
< lastSlash = i;
< dots = 0;
< continue;
< }
< } else if (res.length === 2 || res.length === 1) {
< res = '';
< lastSegmentLength = 0;
< lastSlash = i;
< dots = 0;
< continue;
< }
< }
< if (allowAboveRoot) {
< if (res.length > 0) res += '\\..';else res = '..';
< lastSegmentLength = 2;
< }
< } else {
< if (res.length > 0) res += '\\' + path.slice(lastSlash + 1, i);else res = path.slice(lastSlash + 1, i);
< lastSegmentLength = i - lastSlash - 1;
< }
< lastSlash = i;
< dots = 0;
< } else if (code === 46 /*.*/ && dots !== -1) {
< ++dots;
< } else {
< dots = -1;
< }
---
> throw new TypeError('Path must be a string. Received ' + JSON.stringify(path));
86d30
< return res;
156,1018d99
< var win32 = {
< // path.resolve([from ...], to)
< resolve: function resolve() {
< var resolvedDevice = '';
< var resolvedTail = '';
< var 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, or the process cwd if
< // the drive cwd is not available. We're sure the device is not
< // a UNC path at this points, because UNC paths are always absolute.
< path = process.env['=' + resolvedDevice] || process.cwd();
<
< // Verify that a cwd was found and that it actually points
< // to our drive. If not, default to the drive's root.
< if (path === undefined || path.slice(0, 3).toLowerCase() !== resolvedDevice.toLowerCase() + '\\') {
< path = resolvedDevice + '\\';
< }
< }
<
< assertPath(path);
<
< // Skip empty entries
< if (path.length === 0) {
< continue;
< }
<
< var len = path.length;
< var rootEnd = 0;
< var code = path.charCodeAt(0);
< var device = '';
< var isAbsolute = false;
<
< // Try to match a root
< if (len > 1) {
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Possible UNC root
<
< // If we started with a separator, we know we at least have an
< // absolute path of some kind (UNC or otherwise)
< isAbsolute = true;
<
< code = path.charCodeAt(1);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Matched double path separator at beginning
< var j = 2;
< var last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< var firstPart = path.slice(last, j);
< // Matched!
< last = j;
< // Match 1 or more path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code !== 47 /*/*/ && code !== 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j === len) {
< // We matched a UNC root only
<
< device = '\\\\' + firstPart + '\\' + path.slice(last);
< rootEnd = j;
< } else if (j !== last) {
< // We matched a UNC root with leftovers
<
< device = '\\\\' + firstPart + '\\' + path.slice(last, j);
< rootEnd = j;
< }
< }
< }
< } else {
< rootEnd = 1;
< }
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (path.charCodeAt(1) === 58 /*:*/) {
< device = path.slice(0, 2);
< rootEnd = 2;
< if (len > 2) {
< code = path.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Treat separator following drive name as an absolute path
< // indicator
< isAbsolute = true;
< rootEnd = 3;
< }
< }
< }
< }
< } else if (code === 47 /*/*/ || code === 92 /*\*/) {
< // `path` contains just a path separator
< rootEnd = 1;
< isAbsolute = true;
< }
<
< if (device.length > 0 && resolvedDevice.length > 0 && device.toLowerCase() !== resolvedDevice.toLowerCase()) {
< // This path points to another device so it is not applicable
< continue;
< }
<
< if (resolvedDevice.length === 0 && device.length > 0) {
< resolvedDevice = device;
< }
< if (!resolvedAbsolute) {
< resolvedTail = path.slice(rootEnd) + '\\' + resolvedTail;
< resolvedAbsolute = isAbsolute;
< }
<
< if (resolvedDevice.length > 0 && resolvedAbsolute) {
< break;
< }
< }
<
< // 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
< resolvedTail = normalizeStringWin32(resolvedTail, !resolvedAbsolute);
<
< return resolvedDevice + (resolvedAbsolute ? '\\' : '') + resolvedTail || '.';
< },
<
< normalize: function normalize(path) {
< assertPath(path);
< var len = path.length;
< if (len === 0) return '.';
< var rootEnd = 0;
< var code = path.charCodeAt(0);
< var device;
< var isAbsolute = false;
<
< // Try to match a root
< if (len > 1) {
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Possible UNC root
<
< // If we started with a separator, we know we at least have an absolute
< // path of some kind (UNC or otherwise)
< isAbsolute = true;
<
< code = path.charCodeAt(1);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Matched double path separator at beginning
< var j = 2;
< var last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< var firstPart = path.slice(last, j);
< // Matched!
< last = j;
< // Match 1 or more path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code !== 47 /*/*/ && code !== 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j === len) {
< // We matched a UNC root only
< // Return the normalized version of the UNC root since there
< // is nothing left to process
<
< return '\\\\' + firstPart + '\\' + path.slice(last) + '\\';
< } else if (j !== last) {
< // We matched a UNC root with leftovers
<
< device = '\\\\' + firstPart + '\\' + path.slice(last, j);
< rootEnd = j;
< }
< }
< }
< } else {
< rootEnd = 1;
< }
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (path.charCodeAt(1) === 58 /*:*/) {
< device = path.slice(0, 2);
< rootEnd = 2;
< if (len > 2) {
< code = path.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Treat separator following drive name as an absolute path
< // indicator
< isAbsolute = true;
< rootEnd = 3;
< }
< }
< }
< }
< } else if (code === 47 /*/*/ || code === 92 /*\*/) {
< // `path` contains just a path separator, exit early to avoid unnecessary
< // work
< return '\\';
< }
<
< code = path.charCodeAt(len - 1);
< var trailingSeparator = code === 47 /*/*/ || code === 92 /*\*/;
< var tail;
< if (rootEnd < len) tail = normalizeStringWin32(path.slice(rootEnd), !isAbsolute);else tail = '';
< if (tail.length === 0 && !isAbsolute) tail = '.';
< if (tail.length > 0 && trailingSeparator) tail += '\\';
< if (device === undefined) {
< if (isAbsolute) {
< if (tail.length > 0) return '\\' + tail;else return '\\';
< } else if (tail.length > 0) {
< return tail;
< } else {
< return '';
< }
< } else if (isAbsolute) {
< if (tail.length > 0) return device + '\\' + tail;else return device + '\\';
< } else if (tail.length > 0) {
< return device + tail;
< } else {
< return device;
< }
< },
<
< isAbsolute: function isAbsolute(path) {
< assertPath(path);
< var len = path.length;
< if (len === 0) return false;
< var code = path.charCodeAt(0);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< return true;
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (len > 2 && path.charCodeAt(1) === 58 /*:*/) {
< code = path.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) return true;
< }
< }
< return false;
< },
<
< join: function join() {
< if (arguments.length === 0) return '.';
<
< var joined;
< var firstPart;
< for (var i = 0; i < arguments.length; ++i) {
< var arg = arguments[i];
< assertPath(arg);
< if (arg.length > 0) {
< if (joined === undefined) joined = firstPart = arg;else joined += '\\' + arg;
< }
< }
<
< if (joined === undefined) return '.';
<
< // 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\\')
< var needsReplace = true;
< var slashCount = 0;
< var code = firstPart.charCodeAt(0);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< ++slashCount;
< var firstLen = firstPart.length;
< if (firstLen > 1) {
< code = firstPart.charCodeAt(1);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< ++slashCount;
< if (firstLen > 2) {
< code = firstPart.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) ++slashCount;else {
< // We matched a UNC path in the first part
< needsReplace = false;
< }
< }
< }
< }
< }
< if (needsReplace) {
< // Find any more consecutive slashes we need to replace
< for (; slashCount < joined.length; ++slashCount) {
< code = joined.charCodeAt(slashCount);
< if (code !== 47 /*/*/ && code !== 92 /*\*/) break;
< }
<
< // Replace the slashes if needed
< if (slashCount >= 2) joined = '\\' + joined.slice(slashCount);
< }
<
< return win32.normalize(joined);
< },
<
< // 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'
< relative: function relative(from, to) {
< assertPath(from);
< assertPath(to);
<
< if (from === to) return '';
<
< var fromOrig = win32.resolve(from);
< var toOrig = win32.resolve(to);
<
< if (fromOrig === toOrig) return '';
<
< from = fromOrig.toLowerCase();
< to = toOrig.toLowerCase();
<
< if (from === to) return '';
<
< // Trim any leading backslashes
< var fromStart = 0;
< for (; fromStart < from.length; ++fromStart) {
< if (from.charCodeAt(fromStart) !== 92 /*\*/) break;
< }
< // Trim trailing backslashes (applicable to UNC paths only)
< var fromEnd = from.length;
< for (; fromEnd - 1 > fromStart; --fromEnd) {
< if (from.charCodeAt(fromEnd - 1) !== 92 /*\*/) break;
< }
< var fromLen = fromEnd - fromStart;
<
< // Trim any leading backslashes
< var toStart = 0;
< for (; toStart < to.length; ++toStart) {
< if (to.charCodeAt(toStart) !== 92 /*\*/) break;
< }
< // Trim trailing backslashes (applicable to UNC paths only)
< var toEnd = to.length;
< for (; toEnd - 1 > toStart; --toEnd) {
< if (to.charCodeAt(toEnd - 1) !== 92 /*\*/) break;
< }
< var toLen = toEnd - toStart;
<
< // Compare paths to find the longest common path from root
< var length = fromLen < toLen ? fromLen : toLen;
< var lastCommonSep = -1;
< var i = 0;
< for (; i <= length; ++i) {
< if (i === length) {
< if (toLen > length) {
< if (to.charCodeAt(toStart + i) === 92 /*\*/) {
< // We get here if `from` is the exact base path for `to`.
< // For example: from='C:\\foo\\bar'; to='C:\\foo\\bar\\baz'
< return toOrig.slice(toStart + i + 1);
< } else if (i === 2) {
< // We get here if `from` is the device root.
< // For example: from='C:\\'; to='C:\\foo'
< return toOrig.slice(toStart + i);
< }
< }
< if (fromLen > length) {
< if (from.charCodeAt(fromStart + i) === 92 /*\*/) {
< // We get here if `to` is the exact base path for `from`.
< // For example: from='C:\\foo\\bar'; to='C:\\foo'
< lastCommonSep = i;
< } else if (i === 2) {
< // We get here if `to` is the device root.
< // For example: from='C:\\foo\\bar'; to='C:\\'
< lastCommonSep = 3;
< }
< }
< break;
< }
< var fromCode = from.charCodeAt(fromStart + i);
< var toCode = to.charCodeAt(toStart + i);
< if (fromCode !== toCode) break;else if (fromCode === 92 /*\*/) lastCommonSep = i;
< }
<
< // We found a mismatch before the first common path separator was seen, so
< // return the original `to`.
< if (i !== length && lastCommonSep === -1) {
< return toOrig;
< }
<
< var out = '';
< if (lastCommonSep === -1) lastCommonSep = 0;
< // Generate the relative path based on the path difference between `to` and
< // `from`
< for (i = fromStart + lastCommonSep + 1; i <= fromEnd; ++i) {
< if (i === fromEnd || from.charCodeAt(i) === 92 /*\*/) {
< if (out.length === 0) out += '..';else out += '\\..';
< }
< }
<
< // Lastly, append the rest of the destination (`to`) path that comes after
< // the common path parts
< if (out.length > 0) return out + toOrig.slice(toStart + lastCommonSep, toEnd);else {
< toStart += lastCommonSep;
< if (toOrig.charCodeAt(toStart) === 92 /*\*/) ++toStart;
< return toOrig.slice(toStart, toEnd);
< }
< },
<
< _makeLong: function _makeLong(path) {
< // Note: this will *probably* throw somewhere.
< if (typeof path !== 'string') return path;
<
< if (path.length === 0) {
< return '';
< }
<
< var resolvedPath = win32.resolve(path);
<
< if (resolvedPath.length >= 3) {
< var code = resolvedPath.charCodeAt(0);
< if (code === 92 /*\*/) {
< // Possible UNC root
<
< if (resolvedPath.charCodeAt(1) === 92 /*\*/) {
< code = resolvedPath.charCodeAt(2);
< if (code !== 63 /*?*/ && code !== 46 /*.*/) {
< // Matched non-long UNC root, convert the path to a long UNC path
< return '\\\\?\\UNC\\' + resolvedPath.slice(2);
< }
< }
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (resolvedPath.charCodeAt(1) === 58 /*:*/ && resolvedPath.charCodeAt(2) === 92 /*\*/) {
< // Matched device root, convert the path to a long UNC path
< return '\\\\?\\' + resolvedPath;
< }
< }
< }
<
< return path;
< },
<
< dirname: function dirname(path) {
< assertPath(path);
< var len = path.length;
< if (len === 0) return '.';
< var rootEnd = -1;
< var end = -1;
< var matchedSlash = true;
< var offset = 0;
< var code = path.charCodeAt(0);
<
< // Try to match a root
< if (len > 1) {
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Possible UNC root
<
< rootEnd = offset = 1;
<
< code = path.charCodeAt(1);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Matched double path separator at beginning
< var j = 2;
< var last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code !== 47 /*/*/ && code !== 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j === len) {
< // We matched a UNC root only
< return path;
< }
< if (j !== last) {
< // We matched a UNC root with leftovers
<
< // Offset by 1 to include the separator after the UNC root to
< // treat it as a "normal root" on top of a (UNC) root
< rootEnd = offset = j + 1;
< }
< }
< }
< }
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (path.charCodeAt(1) === 58 /*:*/) {
< rootEnd = offset = 2;
< if (len > 2) {
< code = path.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) rootEnd = offset = 3;
< }
< }
< }
< } else if (code === 47 /*/*/ || code === 92 /*\*/) {
< // `path` contains just a path separator, exit early to avoid
< // unnecessary work
< return path;
< }
<
< for (var i = len - 1; i >= offset; --i) {
< code = path.charCodeAt(i);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< if (!matchedSlash) {
< end = i;
< break;
< }
< } else {
< // We saw the first non-path separator
< matchedSlash = false;
< }
< }
<
< if (end === -1) {
< if (rootEnd === -1) return '.';else end = rootEnd;
< }
< return path.slice(0, end);
< },
<
< basename: function basename(path, ext) {
< if (ext !== undefined && typeof ext !== 'string') throw new TypeError('"ext" argument must be a string');
< assertPath(path);
< var start = 0;
< var end = -1;
< var matchedSlash = true;
< var i;
<
< // Check for a drive letter prefix so as not to mistake the following
< // path separator as an extra separator at the end of the path that can be
< // disregarded
< if (path.length >= 2) {
< var drive = path.charCodeAt(0);
< if (drive >= 65 /*A*/ && drive <= 90 /*Z*/ || drive >= 97 /*a*/ && drive <= 122 /*z*/) {
< if (path.charCodeAt(1) === 58 /*:*/) start = 2;
< }
< }
<
< if (ext !== undefined && ext.length > 0 && ext.length <= path.length) {
< if (ext.length === path.length && ext === path) return '';
< var extIdx = ext.length - 1;
< var firstNonSlashEnd = -1;
< for (i = path.length - 1; i >= start; --i) {
< var code = path.charCodeAt(i);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // If we reached a path separator that was not part of a set of path
< // separators at the end of the string, stop now
< if (!matchedSlash) {
< start = i + 1;
< break;
< }
< } else {
< if (firstNonSlashEnd === -1) {
< // We saw the first non-path separator, remember this index in case
< // we need it if the extension ends up not matching
< matchedSlash = false;
< firstNonSlashEnd = i + 1;
< }
< if (extIdx >= 0) {
< // Try to match the explicit extension
< if (code === ext.charCodeAt(extIdx)) {
< if (--extIdx === -1) {
< // We matched the extension, so mark this as the end of our path
< // component
< end = i;
< }
< } else {
< // Extension does not match, so our result is the entire path
< // component
< extIdx = -1;
< end = firstNonSlashEnd;
< }
< }
< }
< }
<
< if (start === end) end = firstNonSlashEnd;else if (end === -1) end = path.length;
< return path.slice(start, end);
< } else {
< for (i = path.length - 1; i >= start; --i) {
< var _code = path.charCodeAt(i);
< if (_code === 47 /*/*/ || _code === 92 /*\*/) {
< // If we reached a path separator that was not part of a set of path
< // separators at the end of the string, stop now
< if (!matchedSlash) {
< start = i + 1;
< break;
< }
< } else if (end === -1) {
< // We saw the first non-path separator, mark this as the end of our
< // path component
< matchedSlash = false;
< end = i + 1;
< }
< }
<
< if (end === -1) return '';
< return path.slice(start, end);
< }
< },
<
< extname: function extname(path) {
< assertPath(path);
< var start = 0;
< var startDot = -1;
< var startPart = 0;
< var end = -1;
< var matchedSlash = true;
< // Track the state of characters (if any) we see before our first dot and
< // after any path separator we find
< var preDotState = 0;
<
< // Check for a drive letter prefix so as not to mistake the following
< // path separator as an extra separator at the end of the path that can be
< // disregarded
< if (path.length >= 2) {
< var code = path.charCodeAt(0);
< if (path.charCodeAt(1) === 58 /*:*/ && (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/)) {
< start = startPart = 2;
< }
< }
<
< for (var i = path.length - 1; i >= start; --i) {
< var _code2 = path.charCodeAt(i);
< if (_code2 === 47 /*/*/ || _code2 === 92 /*\*/) {
< // If we reached a path separator that was not part of a set of path
< // separators at the end of the string, stop now
< if (!matchedSlash) {
< startPart = i + 1;
< break;
< }
< continue;
< }
< if (end === -1) {
< // We saw the first non-path separator, mark this as the end of our
< // extension
< matchedSlash = false;
< end = i + 1;
< }
< if (_code2 === 46 /*.*/) {
< // If this is our first dot, mark it as the start of our extension
< if (startDot === -1) startDot = i;else if (preDotState !== 1) preDotState = 1;
< } else if (startDot !== -1) {
< // We saw a non-dot and non-path separator before our dot, so we should
< // have a good chance at having a non-empty extension
< preDotState = -1;
< }
< }
<
< if (startDot === -1 || end === -1 ||
< // We saw a non-dot character immediately before the dot
< preDotState === 0 ||
< // The (right-most) trimmed path component is exactly '..'
< preDotState === 1 && startDot === end - 1 && startDot === startPart + 1) {
< return '';
< }
< return path.slice(startDot, end);
< },
<
< format: function format(pathObject) {
< if (pathObject === null || (typeof pathObject === 'undefined' ? 'undefined' : _typeof(pathObject)) !== 'object') {
< throw new TypeError('Parameter "pathObject" must be an object, not ' + (typeof pathObject === 'undefined' ? 'undefined' : _typeof(pathObject)));
< }
< return _format('\\', pathObject);
< },
<
< parse: function parse(path) {
< assertPath(path);
<
< var ret = { root: '', dir: '', base: '', ext: '', name: '' };
< if (path.length === 0) return ret;
<
< var len = path.length;
< var rootEnd = 0;
< var code = path.charCodeAt(0);
<
< // Try to match a root
< if (len > 1) {
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Possible UNC root
<
< code = path.charCodeAt(1);
< rootEnd = 1;
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // Matched double path separator at beginning
< var j = 2;
< var last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code !== 47 /*/*/ && code !== 92 /*\*/) break;
< }
< if (j < len && j !== last) {
< // Matched!
< last = j;
< // Match 1 or more non-path separators
< for (; j < len; ++j) {
< code = path.charCodeAt(j);
< if (code === 47 /*/*/ || code === 92 /*\*/) break;
< }
< if (j === len) {
< // We matched a UNC root only
<
< rootEnd = j;
< } else if (j !== last) {
< // We matched a UNC root with leftovers
<
< rootEnd = j + 1;
< }
< }
< }
< }
< } else if (code >= 65 /*A*/ && code <= 90 /*Z*/ || code >= 97 /*a*/ && code <= 122 /*z*/) {
< // Possible device root
<
< if (path.charCodeAt(1) === 58 /*:*/) {
< rootEnd = 2;
< if (len > 2) {
< code = path.charCodeAt(2);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< if (len === 3) {
< // `path` contains just a drive root, exit early to avoid
< // unnecessary work
< ret.root = ret.dir = path;
< return ret;
< }
< rootEnd = 3;
< }
< } else {
< // `path` contains just a drive root, exit early to avoid
< // unnecessary work
< ret.root = ret.dir = path;
< return ret;
< }
< }
< }
< } else if (code === 47 /*/*/ || code === 92 /*\*/) {
< // `path` contains just a path separator, exit early to avoid
< // unnecessary work
< ret.root = ret.dir = path;
< return ret;
< }
<
< if (rootEnd > 0) ret.root = path.slice(0, rootEnd);
<
< var startDot = -1;
< var startPart = rootEnd;
< var end = -1;
< var matchedSlash = true;
< var i = path.length - 1;
<
< // Track the state of characters (if any) we see before our first dot and
< // after any path separator we find
< var preDotState = 0;
<
< // Get non-dir info
< for (; i >= rootEnd; --i) {
< code = path.charCodeAt(i);
< if (code === 47 /*/*/ || code === 92 /*\*/) {
< // If we reached a path separator that was not part of a set of path
< // separators at the end of the string, stop now
< if (!matchedSlash) {
< startPart = i + 1;
< break;
< }
< continue;
< }
< if (end === -1) {
< // We saw the first non-path separator, mark this as the end of our
< // extension
< matchedSlash = false;
< end = i + 1;
< }
< if (code === 46 /*.*/) {
< // If this is our first dot, mark it as the start of our extension
< if (startDot === -1) startDot = i;else if (preDotState !== 1) preDotState = 1;
< } else if (startDot !== -1) {
< // We saw a non-dot and non-path separator before our dot, so we should
< // have a good chance at having a non-empty extension
< preDotState = -1;
< }
< }
<
< if (startDot === -1 || end === -1 ||
< // We saw a non-dot character immediately before the dot
< preDotState === 0 ||
< // The (right-most) trimmed path component is exactly '..'
< preDotState === 1 && startDot === end - 1 && startDot === startPart + 1) {
< if (end !== -1) {
< ret.base = ret.name = path.slice(startPart, end);
< }
< } else {
< ret.name = path.slice(startPart, startDot);
< ret.base = path.slice(startPart, end);
< ret.ext = path.slice(startDot, end);
< }
<
< // If the directory is the root, use the entire root as the `dir` including
< // the trailing slash if any (`C:\abc` -> `C:\`). Otherwise, strip out the
< // trailing slash (`C:\abc\def` -> `C:\abc`).
< if (startPart > 0 && startPart !== rootEnd) ret.dir = path.slice(0, startPart - 1);else ret.dir = ret.root;
<
< return ret;
< },
<
< sep: '\\',
< delimiter: ';',
< win32: null,
< posix: null
< };
<
1322,1323c403,404
< if (pathObject === null || (typeof pathObject === 'undefined' ? 'undefined' : _typeof(pathObject)) !== 'object') {
< throw new TypeError('Parameter "pathObject" must be an object, not ' + (typeof pathObject === 'undefined' ? 'undefined' : _typeof(pathObject)));
---
> if (pathObject === null || typeof pathObject === 'undefined') {
> throw new TypeError('Parameter "pathObject" must be an object, not ' + (typeof pathObject));
1410,1413c491
< posix.win32 = win32.win32 = win32;
< posix.posix = win32.posix = posix;
<
< if (process.platform === 'win32') module.exports = win32;else module.exports = posix;
---
> posix.posix = posix;
1414a493
> module.exports = posix;
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment