diff options
Diffstat (limited to 'plugins/path')
-rw-r--r-- | plugins/path/LICENSE | 202 | ||||
-rw-r--r-- | plugins/path/README.md | 2 | ||||
-rw-r--r-- | plugins/path/init.lua | 139 | ||||
-rw-r--r-- | plugins/path/plugin.json | 8 |
4 files changed, 351 insertions, 0 deletions
diff --git a/plugins/path/LICENSE b/plugins/path/LICENSE new file mode 100644 index 00000000000..8f71f43fee3 --- /dev/null +++ b/plugins/path/LICENSE @@ -0,0 +1,202 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "{}" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright {yyyy} {name of copyright owner} + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + diff --git a/plugins/path/README.md b/plugins/path/README.md new file mode 100644 index 00000000000..75d881e35e3 --- /dev/null +++ b/plugins/path/README.md @@ -0,0 +1,2 @@ +# luv-path +A luv port of luvi's path module diff --git a/plugins/path/init.lua b/plugins/path/init.lua new file mode 100644 index 00000000000..d0e427d02ee --- /dev/null +++ b/plugins/path/init.lua @@ -0,0 +1,139 @@ +--[[ + +Copyright 2014 The Luvit Authors. All Rights Reserved. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS-IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +--]] + +-- Extracted from https://github.com/luvit/luvi/blob/master/src/lua/init.lua + +local isWindows +if jit and jit.os then + -- Luajit provides explicit platform detection + isWindows = jit.os == "Windows" +else + -- Normal lua will only have \ for path separator on windows. + isWindows = package.config:find("\\") and true or false +end + +local uv = require('luv') + +local getPrefix, splitPath, joinParts + +if isWindows then + -- Windows aware path utilities + function getPrefix(path) + return path:match("^%a:\\") or + path:match("^/") or + path:match("^\\+") + end + function splitPath(path) + local parts = {} + for part in string.gmatch(path, '([^/\\]+)') do + table.insert(parts, part) + end + return parts + end + function joinParts(prefix, parts, i, j) + if not prefix then + return table.concat(parts, '/', i, j) + elseif prefix ~= '/' then + return prefix .. table.concat(parts, '\\', i, j) + else + return prefix .. table.concat(parts, '/', i, j) + end + end +else + -- Simple optimized versions for UNIX systems + function getPrefix(path) + return path:match("^/") + end + function splitPath(path) + local parts = {} + for part in string.gmatch(path, '([^/]+)') do + table.insert(parts, part) + end + return parts + end + function joinParts(prefix, parts, i, j) + if prefix then + return prefix .. table.concat(parts, '/', i, j) + end + return table.concat(parts, '/', i, j) + end +end + +local function pathJoin(...) + local inputs = {...} + local l = #inputs + + -- Find the last segment that is an absolute path + -- Or if all are relative, prefix will be nil + local i = l + local prefix + while true do + prefix = getPrefix(inputs[i]) + if prefix or i <= 1 then break end + i = i - 1 + end + + -- If there was one, remove its prefix from its segment + if prefix then + inputs[i] = inputs[i]:sub(#prefix) + end + + -- Split all the paths segments into one large list + local parts = {} + while i <= l do + local sub = splitPath(inputs[i]) + for j = 1, #sub do + parts[#parts + 1] = sub[j] + end + i = i + 1 + end + + -- Evaluate special segments in reverse order. + local skip = 0 + local reversed = {} + for idx = #parts, 1, -1 do + local part = parts[idx] + if part == '.' then + -- Ignore + elseif part == '..' then + skip = skip + 1 + elseif skip > 0 then + skip = skip - 1 + else + reversed[#reversed + 1] = part + end + end + + -- Reverse the list again to get the correct order + parts = reversed + for idx = 1, #parts / 2 do + local j = #parts - idx + 1 + parts[idx], parts[j] = parts[j], parts[idx] + end + + local path = joinParts(prefix, parts) + return path +end + +return { + isWindows = isWindows, + join = pathJoin, + getPrefix = getPrefix, + splitPath = splitPath, + joinparts = joinParts, +} diff --git a/plugins/path/plugin.json b/plugins/path/plugin.json new file mode 100644 index 00000000000..c88de67d77c --- /dev/null +++ b/plugins/path/plugin.json @@ -0,0 +1,8 @@ +{ + "plugin": { + "name": "path", + "version": "1.0.0", + "author": "Tim Caswell", + "type": "library", + } +}
\ No newline at end of file |