Implement fetch

bin/fetch.js

@@ -0,0 +1,32 @@
+#!/usr/bin/env node
+var git = require('git-node');
+var program = require('commander');
+
+program
+  .usage('[options] [--] <url>')
+  .option('--git-dir <dir>', 'Use custom git dir instead of cwd')
+  .option('-q', 'Be quiet; don\t show progress')
+  .parse(process.argv);
+
+if (program.args.length !== 1) {
+  program.outputHelp();
+  process.exit(1);
+}
+
+var url = program.args[0];
+var remote = git.remote(url);
+var target = require('./root.js')(program);
+
+var repo = git.repo(target);
+var opts = {};
+if (!program.Q) opts.onProgress = onProgress;
+if (!program.Q) console.log("Fetching updates from %s to %s..", url, target);
+repo.fetch(remote, opts, onDone);
+
+function onProgress(progress) {
+  process.stderr.write(progress);
+}
+
+function onDone() {
+  if (!program.Q) console.log("Done.");
+}

bin/log.js

@@ -1,9 +1,6 @@
 #!/usr/bin/env node
 var git = require('git-node');
 var program = require('commander');
-var existsSync = require('fs').existsSync;
-var readFileSync = require('fs').readFileSync;
-var path = require('path');
 
 program
   .usage('[options] [--] [<ref>]')
@@ -19,13 +16,7 @@ if (program.args.length > 1) {
 if (program.limit) program.limit = parseInt(program.limit, 10);
 
 var ref = program.args[0] || "HEAD";
-var target = path.resolve(process.cwd(), program.gitDir || '.');
-var head = path.join(target, "HEAD");
-if (!(existsSync(head) && (/^ref: /).test(readFileSync(head, "utf8")))) {
-  console.error("Can't find bare repo at %s", target);
-  process.exit(-1);
-}
-
+var target = require('./root.js')(program);
 
 var repo = git.repo(target);
 repo.logWalk(ref, function (err, log) {