Add 'to json'

crates/nu-command/src/formats/to/command.rs

@@ -0,0 +1,30 @@
+use nu_protocol::ast::Call;
+use nu_protocol::engine::{Command, EngineState, Stack};
+use nu_protocol::{PipelineData, ShellError, Signature};
+
+#[derive(Clone)]
+pub struct To;
+
+impl Command for To {
+    fn name(&self) -> &str {
+        "to"
+    }
+
+    fn usage(&self) -> &str {
+        "Translate structured data to a format"
+    }
+
+    fn signature(&self) -> nu_protocol::Signature {
+        Signature::build("to")
+    }
+
+    fn run(
+        &self,
+        _engine_state: &EngineState,
+        _stack: &mut Stack,
+        _call: &Call,
+        _input: PipelineData,
+    ) -> Result<nu_protocol::PipelineData, ShellError> {
+        Ok(PipelineData::new())
+    }
+}