slight fix to typing and formatting

Author: telamonian

src/components/GitPanel.tsx

@@ -188,6 +188,12 @@ export class GitPanel extends React.Component<
     }
 
     if (this.state.inGitRepository) {
+      const disableBranchOps = Boolean(
+        this.props.settings.composite['disableBranchWithChanges'] &&
+          ((this.state.unstagedFiles && this.state.unstagedFiles.length) ||
+            (this.state.stagedFiles && this.state.stagedFiles.length))
+      );
+
       main = (
         <React.Fragment>
           <BranchHeader
@@ -197,15 +203,7 @@ export class GitPanel extends React.Component<
             upstreamBranch={this.state.upstreamBranch}
             stagedFiles={this.state.stagedFiles}
             data={this.state.branches}
-            disabled={
-              (this.props.settings.composite[
-                'disableBranchWithChanges'
-              ] as boolean) &&
-(
-   (this.state.unstagedFiles && this.state.unstagedFiles.length) ||
-   (this.state.stagedFiles && this.state.stagedFiles.length)
-)
-            }
+            disabled={disableBranchOps}
             toggleSidebar={this.toggleSidebar}
             sideBarExpanded={this.state.isHistoryVisible}
           />