Adds unimplemented module, tests.

src/commands.rs

@@ -22,6 +22,7 @@ pub(crate) mod from_csv;
 pub(crate) mod from_ini;
 pub(crate) mod from_json;
 pub(crate) mod from_sqlite;
+pub(crate) mod from_ssv;
 pub(crate) mod from_toml;
 pub(crate) mod from_tsv;
 pub(crate) mod from_url;
@@ -91,6 +92,7 @@ pub(crate) use from_ini::FromINI;
 pub(crate) use from_json::FromJSON;
 pub(crate) use from_sqlite::FromDB;
 pub(crate) use from_sqlite::FromSQLite;
+pub(crate) use from_ssv::FromSSV;
 pub(crate) use from_toml::FromTOML;
 pub(crate) use from_tsv::FromTSV;
 pub(crate) use from_url::FromURL;

src/commands/from_ssv.rs

@@ -0,0 +1,43 @@
+use crate::commands::WholeStreamCommand;
+use crate::data::{Primitive, TaggedDictBuilder, Value};
+use crate::prelude::*;
+
+pub struct FromSSV;
+
+#[derive(Deserialize)]
+pub struct FromSSVArgs {
+    headerless: bool,
+}
+
+const STRING_REPRESENTATION: &str = "from-ssv";
+
+impl WholeStreamCommand for FromSSV {
+    fn name(&self) -> &str {
+        STRING_REPRESENTATION
+    }
+
+    fn signature(&self) -> Signature {
+        Signature::build(STRING_REPRESENTATION).switch("headerless")
+    }
+
+    fn usage(&self) -> &str {
+        "Parse text as .ssv and create a table."
+    }
+
+    fn run(
+        &self,
+        args: CommandArgs,
+        registry: &CommandRegistry,
+    ) -> Result<OutputStream, ShellError> {
+        args.process(registry, from_ssv)?.run()
+    }
+}
+
+fn from_ssv(
+    FromSSVArgs {
+        headerless: headerless,
+    }: FromSSVArgs,
+    RunnableContext { input, name, .. }: RunnableContext,
+) -> Result<OutputStream, ShellError> {
+    unimplemented!()
+}