[Pkg-javascript-commits] [node-file-sync-cmp] 01/04: Imported Upstream version 0.1.1
Ross Gammon
ross-guest at moszumanska.debian.org
Tue Dec 20 18:42:06 UTC 2016
This is an automated email from the git hooks/post-receive script.
ross-guest pushed a commit to branch master
in repository node-file-sync-cmp.
commit 1c52780e0e0a1b6500136dd8eb243d0590d33687
Author: Ross Gammon <rossgammon at mail.dk>
Date: Tue Dec 20 17:36:40 2016 +0100
Imported Upstream version 0.1.1
---
.eslintrc | 33 +++++++++++++++++++++++++++++++++
.gitignore | 2 ++
.travis.yml | 1 +
LICENSE | 22 ++++++++++++++++++++++
README.md | 14 ++++++++++++++
index.js | 37 +++++++++++++++++++++++++++++++++++++
package.json | 32 ++++++++++++++++++++++++++++++++
test/.eslintrc | 7 +++++++
test/test.js | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
9 files changed, 202 insertions(+)
diff --git a/.eslintrc b/.eslintrc
new file mode 100644
index 0000000..1255f3d
--- /dev/null
+++ b/.eslintrc
@@ -0,0 +1,33 @@
+# -*- yaml -*-
+---
+env:
+ node: true
+
+rules:
+ quotes:
+ - 2
+ - single
+ - avoid-escape
+ global-strict:
+ - 2
+ - always
+ space-in-brackets: 2
+ space-in-parens: 2
+ space-after-keywords:
+ - 2
+ - always
+ - { checkFunctionKeyword: true }
+ space-before-blocks: 2
+ space-unary-ops: 2
+ brace-style: 2
+ comma-style: 2
+ func-style:
+ - 2
+ - declaration
+ no-lonely-if: 2
+ no-trailing-spaces: 2
+ no-multiple-empty-lines: 2
+ max-len: 2
+ padded-blocks:
+ - 2
+ - never
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..50a0c39
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*~
+node_modules/
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..587bd3e
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1 @@
+language: node_js
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..dd78f7e
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Martin Geisler
+
+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.
+
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..3ab9201
--- /dev/null
+++ b/README.md
@@ -0,0 +1,14 @@
+file-sync-cmp
+=============
+
+[](https://travis-ci.org/mgeisler/file-sync-cmp)
+
+Synchronous file comparison for Node.js.
+
+
+Release History
+---------------
+
+* 0.1.1 (2015-02-22): Close file descriptors after comparison.
+
+* 0.1.0 (2014-12-14): First public release.
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..f386657
--- /dev/null
+++ b/index.js
@@ -0,0 +1,37 @@
+'use strict';
+
+var fs = require('fs');
+
+var BUF_SIZE = 16 * 1024;
+
+/* Compare two files by content. */
+function equalFiles(pathA, pathB) {
+ var statA = fs.lstatSync(pathA);
+ var statB = fs.lstatSync(pathB);
+ if (statA.size !== statB.size) {
+ return false;
+ }
+ var fdA = fs.openSync(pathA, 'r');
+ var fdB = fs.openSync(pathB, 'r');
+ var bufA = new Buffer(BUF_SIZE);
+ var bufB = new Buffer(BUF_SIZE);
+ var readA = 1;
+ var readB = 1;
+ while (readA > 0) {
+ readA = fs.readSync(fdA, bufA, 0, bufA.length, null);
+ readB = fs.readSync(fdB, bufB, 0, bufB.length, null);
+ if (readA !== readB) {
+ return false;
+ }
+ for (var i = 0; i < readA; i++) {
+ if (bufA[i] !== bufB[i]) {
+ return false;
+ }
+ }
+ }
+ fs.closeSync(fdA);
+ fs.closeSync(fdB);
+ return true;
+}
+
+module.exports.equalFiles = equalFiles;
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..e62279b
--- /dev/null
+++ b/package.json
@@ -0,0 +1,32 @@
+{
+ "name": "file-sync-cmp",
+ "version": "0.1.1",
+ "description": "Synchronous file comparison",
+ "main": "index.js",
+ "homepage": "https://github.com/mgeisler/file-sync-cmp/",
+ "repository": {
+ "type": "git",
+ "url": "https://github.com/mgeisler/file-sync-cmp.git"
+ },
+ "keywords": [
+ "comparison"
+ ],
+ "author": {
+ "name": "Martin Geisler",
+ "email": "martin at geisler.net",
+ "url": "http://geisler.net/"
+ },
+ "license": "MIT",
+ "bugs": {
+ "url": "https://github.com/mgeisler/file-sync-cmp/issues"
+ },
+ "devDependencies": {
+ "eslint": "0.10.1",
+ "mocha": "2.0.1",
+ "q": "1.1.2",
+ "tmp": "0.0.24"
+ },
+ "scripts": {
+ "test": "eslint . && mocha"
+ }
+}
diff --git a/test/.eslintrc b/test/.eslintrc
new file mode 100644
index 0000000..efac5a1
--- /dev/null
+++ b/test/.eslintrc
@@ -0,0 +1,7 @@
+# -*- yaml -*-
+---
+globals:
+ afterEach: false
+ beforeEach: false
+ describe: false
+ it: false
diff --git a/test/test.js b/test/test.js
new file mode 100644
index 0000000..9a71723
--- /dev/null
+++ b/test/test.js
@@ -0,0 +1,54 @@
+'use strict';
+
+var fileSyncCmp = require('../');
+
+var assert = require('assert');
+var fs = require('fs');
+
+var tmp = require('tmp');
+tmp.setGracefulCleanup();
+
+var Q = require('q');
+
+var fsWrite = Q.nfbind(fs.write);
+var tmpFile = Q.nfbind(tmp.file);
+
+function write (fd, buf) {
+ return fsWrite(fd, buf, 0, buf.length, null);
+}
+
+
+describe('equalFiles', function () {
+ var pathA, pathB;
+ var fdA, fdB;
+
+ beforeEach(function () {
+ return Q.all([tmpFile(), tmpFile()]).spread(function (a, b) {
+ pathA = a[0];
+ pathB = b[0];
+ fdA = a[1];
+ fdB = b[1];
+ });
+ });
+
+ it('should handle empty files', function () {
+ assert(fileSyncCmp.equalFiles(pathA, pathB));
+ });
+
+ it('should handle equal content', function () {
+ var buf = new Buffer('File content\n');
+ var writes = [write(fdA, buf), write(fdB, buf)];
+ return Q.all(writes).then(function () {
+ assert(fileSyncCmp.equalFiles(pathA, pathB));
+ });
+ });
+
+ it('should handle non-equal content', function () {
+ var bufA = new Buffer('Some text\n');
+ var bufB = new Buffer('Other text\n');
+ var writes = [write(fdA, bufA), write(fdB, bufB)];
+ return Q.all(writes).then(function () {
+ assert(!fileSyncCmp.equalFiles(pathA, pathB));
+ });
+ });
+});
--
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