Initial Import

node_modules/shelljs/src/mv.js

@@ -0,0 +1,80 @@
+var fs = require('fs');
+var path = require('path');
+var common = require('./common');
+
+//@
+//@ ### mv(source [, source ...], dest')
+//@ ### mv(source_array, dest')
+//@ Available options:
+//@
+//@ + `f`: force
+//@
+//@ Examples:
+//@
+//@ ```javascript
+//@ mv('-f', 'file', 'dir/');
+//@ mv('file1', 'file2', 'dir/');
+//@ mv(['file1', 'file2'], 'dir/'); // same as above
+//@ ```
+//@
+//@ Moves files. The wildcard `*` is accepted.
+function _mv(options, sources, dest) {
+  options = common.parseOptions(options, {
+    'f': 'force'
+  });
+
+  // Get sources, dest
+  if (arguments.length < 3) {
+    common.error('missing <source> and/or <dest>');
+  } else if (arguments.length > 3) {
+    sources = [].slice.call(arguments, 1, arguments.length - 1);
+    dest = arguments[arguments.length - 1];
+  } else if (typeof sources === 'string') {
+    sources = [sources];
+  } else if ('length' in sources) {
+    sources = sources; // no-op for array
+  } else {
+    common.error('invalid arguments');
+  }
+
+  sources = common.expand(sources);
+
+  var exists = fs.existsSync(dest),
+      stats = exists && fs.statSync(dest);
+
+  // Dest is not existing dir, but multiple sources given
+  if ((!exists || !stats.isDirectory()) && sources.length > 1)
+    common.error('dest is not a directory (too many sources)');
+
+  // Dest is an existing file, but no -f given
+  if (exists && stats.isFile() && !options.force)
+    common.error('dest file already exists: ' + dest);
+
+  sources.forEach(function(src) {
+    if (!fs.existsSync(src)) {
+      common.error('no such file or directory: '+src, true);
+      return; // skip file
+    }
+
+    // If here, src exists
+
+    // When copying to '/path/dir':
+    //    thisDest = '/path/dir/file1'
+    var thisDest = dest;
+    if (fs.existsSync(dest) && fs.statSync(dest).isDirectory())
+      thisDest = path.normalize(dest + '/' + path.basename(src));
+
+    if (fs.existsSync(thisDest) && !options.force) {
+      common.error('dest file already exists: ' + thisDest, true);
+      return; // skip file
+    }
+
+    if (path.resolve(src) === path.dirname(path.resolve(thisDest))) {
+      common.error('cannot move to self: '+src, true);
+      return; // skip file
+    }
+
+    fs.renameSync(src, thisDest);
+  }); // forEach(src)
+} // mv
+module.exports = _mv;