Update doc for the --chain flag (paritytech#7520)

mogwaicoin · Jan 11, 2021 · ed14a3a · ed14a3a
1 parent b7ac2aa
commit ed14a3a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/client/cli/src/params/shared_params.rs b/client/cli/src/params/shared_params.rs
@@ -23,7 +23,10 @@ use structopt::StructOpt;
 /// Shared parameters used by all `CoreParams`.
 #[derive(Debug, StructOpt)]
 pub struct SharedParams {
-	/// Specify the chain specification (one of dev, local, or staging).
+	/// Specify the chain specification.
+	///
+	/// It can be one of the predefined ones (dev, local, or staging) or it can be a path to a file with
+	/// the chainspec (such as one exported by the `build-spec` subcommand).
 	#[structopt(long, value_name = "CHAIN_SPEC")]
 	pub chain: Option<String>,