Move run to be async (#1913)

crates/nu-cli/src/commands/split/column.rs

@@ -17,6 +17,7 @@ struct SplitColumnArgs {
 
 pub struct SubCommand;
 
+#[async_trait]
 impl WholeStreamCommand for SubCommand {
     fn name(&self) -> &str {
         "split column"
@@ -37,7 +38,7 @@ impl WholeStreamCommand for SubCommand {
         "splits contents across multiple columns via the separator."
     }
 
-    fn run(
+    async fn run(
         &self,
         args: CommandArgs,
         registry: &CommandRegistry,

crates/nu-cli/src/commands/split/command.rs

@@ -6,6 +6,7 @@ use nu_protocol::{ReturnSuccess, Signature, UntaggedValue};
 #[derive(Clone)]
 pub struct Command;
 
+#[async_trait]
 impl WholeStreamCommand for Command {
     fn name(&self) -> &str {
         "split"
@@ -19,7 +20,7 @@ impl WholeStreamCommand for Command {
         "split contents across desired subcommand (like row, column) via the separator."
     }
 
-    fn run(
+    async fn run(
         &self,
         _args: CommandArgs,
         registry: &CommandRegistry,

crates/nu-cli/src/commands/split/row.rs

@@ -12,6 +12,7 @@ struct SplitRowArgs {
 
 pub struct SubCommand;
 
+#[async_trait]
 impl WholeStreamCommand for SubCommand {
     fn name(&self) -> &str {
         "split row"
@@ -29,7 +30,7 @@ impl WholeStreamCommand for SubCommand {
         "splits contents over multiple rows via the separator."
     }
 
-    fn run(
+    async fn run(
         &self,
         args: CommandArgs,
         registry: &CommandRegistry,