added placeholder buttonGroup, first attempt on fetchingbranch, last correction of regex

scm-ui/src/repos/branches/components/BranchButtonGroup.js

@@ -0,0 +1,45 @@
+//@flow
+import React from "react";
+import type { Repository, Branch } from "@scm-manager/ui-types";
+import { ButtonGroup, Button } from "@scm-manager/ui-components";
+import { translate } from "react-i18next";
+
+type Props = {
+  repository: Repository,
+  branch: Branch,
+
+  // context props
+  t: string => string
+};
+
+class BranchButtonGroup extends React.Component<Props> {
+  render() {
+    const { repository, branch, t } = this.props;
+
+    const changesetLink = "";
+    const sourcesLink = "";
+
+    return (
+      <ButtonGroup>
+        <Button link={changesetLink}>
+          <span className="icon">
+            <i className="fas fa-exchange-alt" />
+          </span>
+          <span className="is-hidden-mobile is-hidden-tablet-only">
+            {t("branch.commits")}
+          </span>
+        </Button>
+        <Button link={sourcesLink}>
+          <span className="icon">
+            <i className="fas fa-code" />
+          </span>
+          <span className="is-hidden-mobile is-hidden-tablet-only">
+            {t("branch.sources")}
+          </span>
+        </Button>
+      </ButtonGroup>
+    );
+  }
+}
+
+export default translate("repos")(BranchButtonGroup);