Current Dev State

static/js/ketcher2/node_modules/coveralls/lib/detectLocalGit.js

@@ -0,0 +1,47 @@
+var fs = require('fs');
+var path = require('path');
+
+// branch naming only has a few excluded characters, see git-check-ref-format(1)
+var REGEX_BRANCH = /^ref: refs\/heads\/([^?*\[\\~^:]+)$/;
+
+module.exports = function detectLocalGit() {
+  var dir = process.cwd(), gitDir;
+  while (path.resolve('/') !== dir) {
+    gitDir = path.join(dir, '.git');
+    var existsSync = fs.existsSync || path.existsSync;
+    if (existsSync(path.join(gitDir, 'HEAD')))
+      break;
+
+    dir = path.dirname(dir);
+  }
+
+  if (path.resolve('/') === dir)
+    return;
+
+  var head = fs.readFileSync(path.join(dir, '.git', 'HEAD'), 'utf-8').trim();
+  var branch = (head.match(REGEX_BRANCH) || [])[1];
+  if (!branch)
+    return { git_commit: head };
+
+  var commit = _parseCommitHashFromRef(dir, branch);
+
+  return { git_commit: commit, git_branch: branch };
+};
+
+function _parseCommitHashFromRef(dir, branch) {
+    var ref = path.join(dir, '.git', 'refs', 'heads', branch);
+    if (fs.existsSync(ref)) {
+        return fs.readFileSync(ref, 'utf-8').trim();
+    } else {
+        // ref does not exist; get it from packed-refs
+        var commit = '';
+        var packedRefs = path.join(dir, '.git', 'packed-refs');
+        var packedRefsText = fs.readFileSync(packedRefs, 'utf-8');
+        packedRefsText.split('\n').forEach(function (line) {
+            if (line.match('refs/heads/'+branch)) {
+                commit = line.split(' ')[0];
+            }
+        });
+        return commit;
+    }
+}