node: Document check-blocks subcommands

node/src/bin/manager.rs

@@ -386,7 +386,6 @@ pub enum ChainCommand {
     CheckBlocks {
         #[clap(subcommand)] // Note that we mark a field as a subcommand
         method: CheckBlockMethod,
-
         /// Chain name (must be an existing chain, see 'chain list')
         #[clap(empty_values = false)]
         chain_name: String,
@@ -497,20 +496,28 @@ pub enum IndexCommand {
 #[derive(Clone, Debug, Subcommand)]
 pub enum CheckBlockMethod {
     /// The hash of the target block
-    ByHash { hash: String },
+    ByHash {
+        /// The block hash to verify
+        hash: String,
+    },
 
     /// The number of the target block
     ByNumber {
+        /// The block number to verify
         number: i32,
+        /// Delete duplicated blocks (by number) if found
         delete_duplicates: bool,
     },
 
     /// A block number range, inclusive on both ends.
     ByRange {
+        /// The first block number to verify
         #[clap(long, short)]
         from: Option<i32>,
+        /// The last block number to verify
         #[clap(long, short)]
         to: Option<i32>,
+        /// Delete duplicated blocks (by number) if found
         delete_duplicates: bool,
     },
 }