24 lines
8.4 KiB
JavaScript
24 lines
8.4 KiB
JavaScript
// 'path' module extracted from Node.js v8.11.1 (only the posix part)
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// transplited with Babel
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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(()=>{"use strict";function assertPath(path){if(typeof path!=="string"){throw new TypeError("Path must be a string. Received "+JSON.stringify(path))}}function normalizeStringPosix(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)break;else code=47;if(code===47){if(lastSlash===i-1||dots===1){}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}}return res}function _format(sep,pathObject){var dir=pathObject.dir||pathObject.root;var base=pathObject.base||(pathObject.name||"")+(pathObject.ext||"");if(!dir){return base}if(dir===pathObject.root){return dir+base}return dir+sep+base}var posix={resolve:function resolve(){var resolvedPath="";var resolvedAbsolute=false;var cwd;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path;if(i>=0)path=arguments[i];else{if(cwd===undefined)cwd=process.cwd();path=cwd}assertPath(path);if(path.length===0){continue}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=path.charCodeAt(0)===47}resolvedPath=normalizeStringPosix(resolvedPath,!resolvedAbsolute);if(resolvedAbsolute){if(resolvedPath.length>0)return"/"+resolvedPath;else return"/"}else if(resolvedPath.length>0){return resolvedPath}else{return"."}},normalize:function normalize(path){assertPath(path);if(path.length===0)return".";var isAbsolute=path.charCodeAt(0)===47;var trailingSeparator=path.charCodeAt(path.length-1)===47;path=normalizeStringPosix(path,!isAbsolute);if(path.length===0&&!isAbsolute)path=".";if(path.length>0&&trailingSeparator)path+="/";if(isAbsolute)return"/"+path;return path},isAbsolute:function isAbsolute(path){assertPath(path);return path.length>0&&path.charCodeAt(0)===47},join:function join(){if(arguments.length===0)return".";var joined;for(var i=0;i<arguments.length;++i){var arg=arguments[i];assertPath(arg);if(arg.length>0){if(joined===undefined)joined=arg;else joined+="/"+arg}}if(joined===undefined)return".";return posix.normalize(joined)},relative:function relative(from,to){assertPath(from);assertPath(to);if(from===to)return"";from=posix.resolve(from);to=posix.resolve(to);if(from===to)return"";var fromStart=1;for(;fromStart<from.length;++fromStart){if(from.charCodeAt(fromStart)!==47)break}var fromEnd=from.length;var fromLen=fromEnd-fromStart;var toStart=1;for(;toStart<to.length;++toStart){if(to.charCodeAt(toStart)!==47)break}var toEnd=to.length;var toLen=toEnd-toStart;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)===47){return to.slice(toStart+i+1)}else if(i===0){return to.slice(toStart+i)}}else if(fromLen>length){if(from.charCodeAt(fromStart+i)===47){lastCommonSep=i}else if(i===0){lastCommonSep=0}}break}var fromCode=from.charCodeAt(fromStart+i);var toCode=to.charCodeAt(toStart+i);if(fromCode!==toCode)break;else if(fromCode===47)lastCommonSep=i}var out="";for(i=fromStart+lastCommonSep+1;i<=fromEnd;++i){if(i===fromEnd||from.charCodeAt(i)===47){if(out.length===0)out+="..";else out+="/.."}}if(out.length>0)return out+to.slice(toStart+lastCommonSep);else{toStart+=lastCommonSep;if(to.charCodeAt(toStart)===47)++toStart;return to.slice(toStart)}},_makeLong:function _makeLong(path){return path},dirname:function dirname(path){assertPath(path);if(path.length===0)return".";var code=path.charCodeAt(0);var hasRoot=code===47;var end=-1;var matchedSlash=true;for(var i=path.length-1;i>=1;--i){code=path.charCodeAt(i);if(code===47){if(!matchedSlash){end=i;break}}else{matchedSlash=false}}if(end===-1)return hasRoot?"/":".";if(hasRoot&&end===1)return"//";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;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>=0;--i){var code=path.charCodeAt(i);if(code===47){if(!matchedSlash){start=i+1;break}}else{if(firstNonSlashEnd===-1){matchedSlash=false;firstNonSlashEnd=i+1}if(extIdx>=0){if(code===ext.charCodeAt(extIdx)){if(--extIdx===-1){end=i}}else{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>=0;--i){if(path.charCodeAt(i)===47){if(!matchedSlash){start=i+1;break}}else if(end===-1){matchedSlash=false;end=i+1}}if(end===-1)return"";return path.slice(start,end)}},extname:function extname(path){assertPath(path);var startDot=-1;var startPart=0;var end=-1;var matchedSlash=true;var preDotState=0;for(var i=path.length-1;i>=0;--i){var code=path.charCodeAt(i);if(code===47){if(!matchedSlash){startPart=i+1;break}continue}if(end===-1){matchedSlash=false;end=i+1}if(code===46){if(startDot===-1)startDot=i;else if(preDotState!==1)preDotState=1}else if(startDot!==-1){preDotState=-1}}if(startDot===-1||end===-1||preDotState===0||preDotState===1&&startDot===end-1&&startDot===startPart+1){return""}return path.slice(startDot,end)},format:function format(pathObject){if(pathObject===null||typeof pathObject!=="object"){throw new TypeError('The "pathObject" argument must be of type Object. Received type '+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 code=path.charCodeAt(0);var isAbsolute=code===47;var start;if(isAbsolute){ret.root="/";start=1}else{start=0}var startDot=-1;var startPart=0;var end=-1;var matchedSlash=true;var i=path.length-1;var preDotState=0;for(;i>=start;--i){code=path.charCodeAt(i);if(code===47){if(!matchedSlash){startPart=i+1;break}continue}if(end===-1){matchedSlash=false;end=i+1}if(code===46){if(startDot===-1)startDot=i;else if(preDotState!==1)preDotState=1}else if(startDot!==-1){preDotState=-1}}if(startDot===-1||end===-1||preDotState===0||preDotState===1&&startDot===end-1&&startDot===startPart+1){if(end!==-1){if(startPart===0&&isAbsolute)ret.base=ret.name=path.slice(1,end);else ret.base=ret.name=path.slice(startPart,end)}}else{if(startPart===0&&isAbsolute){ret.name=path.slice(1,startDot);ret.base=path.slice(1,end)}else{ret.name=path.slice(startPart,startDot);ret.base=path.slice(startPart,end)}ret.ext=path.slice(startDot,end)}if(startPart>0)ret.dir=path.slice(0,startPart-1);else if(isAbsolute)ret.dir="/";return ret},sep:"/",delimiter:":",win32:null,posix:null};posix.posix=posix;window._noname_path=posix})(); |