Move internal terminology to tables/rows

src/cli.rs

@@ -7,9 +7,9 @@ use crate::commands::plugin::JsonRpc;
 use crate::commands::plugin::{PluginCommand, PluginSink};
 use crate::commands::whole_stream_command;
 use crate::context::Context;
+use crate::data::Value;
 pub(crate) use crate::errors::ShellError;
 use crate::git::current_branch;
-use crate::object::Value;
 use crate::parser::registry::Signature;
 use crate::parser::{hir, CallNode, Pipeline, PipelineElement, TokenNode};
 use crate::prelude::*;
@@ -265,7 +265,7 @@ pub async fn cli() -> Result<(), Box<dyn Error>> {
             context.shell_manager.clone(),
         )));
 
-        let edit_mode = crate::object::config::config(Span::unknown())?
+        let edit_mode = crate::data::config::config(Span::unknown())?
             .get("edit_mode")
             .map(|s| match s.as_string().unwrap().as_ref() {
                 "vi" => EditMode::Vi,

src/commands/args.rs

@@ -1,4 +1,4 @@
-use crate::object::Value;
+use crate::data::Value;
 
 #[derive(Debug)]
 pub enum LogLevel {}

src/commands/command.rs

@@ -1,7 +1,7 @@
 use crate::context::{SourceMap, SpanSource};
 use crate::errors::ShellError;
 use crate::evaluate::Scope;
-use crate::object::Value;
+use crate::data::Value;
 use crate::parser::hir;
 use crate::parser::{registry, ConfigDeserializer};
 use crate::prelude::*;

src/commands/config.rs

@@ -2,7 +2,7 @@ use crate::prelude::*;
 
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{config, Value};
+use crate::data::{config, Value};
 use crate::parser::hir::SyntaxType;
 use crate::parser::registry::{self};
 use std::iter::FromIterator;
@@ -55,7 +55,7 @@ pub fn config(
     }: ConfigArgs,
     RunnableContext { name, .. }: RunnableContext,
 ) -> Result<OutputStream, ShellError> {
-    let mut result = crate::object::config::config(name)?;
+    let mut result = crate::data::config::config(name)?;
 
     if let Some(v) = get {
         let key = v.to_string();
@@ -74,7 +74,7 @@ pub fn config(
         config::write_config(&result)?;
 
         return Ok(stream![Tagged::from_simple_spanned_item(
-            Value::Object(result.into()),
+            Value::Row(result.into()),
             value.span()
         )]
         .from_input_stream());
@@ -90,7 +90,7 @@ pub fn config(
         config::write_config(&result)?;
 
         return Ok(stream![Tagged::from_simple_spanned_item(
-            Value::Object(result.into()),
+            Value::Row(result.into()),
             span
         )]
         .from_input_stream());
@@ -123,9 +123,9 @@ pub fn config(
             )));
         }
 
-        let obj = VecDeque::from_iter(vec![Value::Object(result.into()).simple_spanned(v.span())]);
+        let obj = VecDeque::from_iter(vec![Value::Row(result.into()).simple_spanned(v.span())]);
         return Ok(obj.from_input_stream());
     }
 
-    return Ok(vec![Value::Object(result.into()).simple_spanned(name)].into());
+    return Ok(vec![Value::Row(result.into()).simple_spanned(name)].into());
 }

src/commands/date.rs

@@ -1,5 +1,5 @@
 use crate::errors::ShellError;
-use crate::object::{Dictionary, Value};
+use crate::data::{Dictionary, Value};
 use crate::prelude::*;
 use chrono::{DateTime, Local, Utc};
 
@@ -17,9 +17,7 @@ impl WholeStreamCommand for Date {
     }
 
     fn signature(&self) -> Signature {
-        Signature::build("date")
+        Signature::build("date").switch("utc").switch("local")
-            .switch("utc")
-            .switch("local")
     }
 
     fn usage(&self) -> &str {
@@ -72,7 +70,7 @@ where
         Tagged::from_simple_spanned_item(Value::string(format!("{}", tz)), span),
     );
 
-    Tagged::from_simple_spanned_item(Value::Object(Dictionary::from(indexmap)), span)
+    Tagged::from_simple_spanned_item(Value::Row(Dictionary::from(indexmap)), span)
 }
 
 pub fn date(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream, ShellError> {

src/commands/fetch.rs

@@ -1,7 +1,7 @@
 use crate::commands::UnevaluatedCallInfo;
 use crate::context::SpanSource;
+use crate::data::Value;
 use crate::errors::ShellError;
-use crate::object::Value;
 use crate::parser::hir::SyntaxType;
 use crate::parser::registry::Signature;
 use crate::prelude::*;
@@ -106,7 +106,7 @@ fn run(
                 let result_vec: Vec<Result<ReturnSuccess, ShellError>> = result.drain_vec().await;
                 for res in result_vec {
                     match res {
-                        Ok(ReturnSuccess::Value(Tagged { item: Value::List(list), ..})) => {
+                        Ok(ReturnSuccess::Value(Tagged { item: Value::Table(list), ..})) => {
                             for l in list {
                                 yield Ok(ReturnSuccess::Value(l));
                             }

src/commands/from_bson.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ExpectedRange;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use bson::{decode_document, spec::BinarySubtype, Bson};
 use std::str::FromStr;
@@ -48,7 +48,7 @@ fn convert_bson_value_to_nu_value(
     Ok(match v {
         Bson::FloatingPoint(n) => Value::Primitive(Primitive::from(*n)).tagged(tag),
         Bson::String(s) => Value::Primitive(Primitive::String(String::from(s))).tagged(tag),
-        Bson::Array(a) => Value::List(bson_array(a, tag)?).tagged(tag),
+        Bson::Array(a) => Value::Table(bson_array(a, tag)?).tagged(tag),
         Bson::Document(doc) => {
             let mut collected = TaggedDictBuilder::new(tag);
             for (k, v) in doc.iter() {

src/commands/from_csv.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use csv::ReaderBuilder;
 
@@ -16,8 +16,7 @@ impl WholeStreamCommand for FromCSV {
     }
 
     fn signature(&self) -> Signature {
-        Signature::build("from-csv")
+        Signature::build("from-csv").switch("headerless")
-            .switch("headerless")
     }
 
     fn usage(&self) -> &str {
@@ -78,7 +77,7 @@ pub fn from_csv_string_to_value(
         }
     }
 
-    Ok(Tagged::from_item(Value::List(rows), tag))
+    Ok(Tagged::from_item(Value::Table(rows), tag))
 }
 
 fn from_csv(
@@ -116,7 +115,7 @@ fn from_csv(
 
         match from_csv_string_to_value(concat_string, skip_headers, name_span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/from_ini.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use std::collections::HashMap;
 
@@ -94,7 +94,7 @@ fn from_ini(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
 
         match from_ini_string_to_value(concat_string, span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/from_json.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct FromJSON;
@@ -15,8 +15,7 @@ impl WholeStreamCommand for FromJSON {
     }
 
     fn signature(&self) -> Signature {
-        Signature::build("from-json")
+        Signature::build("from-json").switch("objects")
-            .switch("objects")
     }
 
     fn usage(&self) -> &str {
@@ -44,7 +43,7 @@ fn convert_json_value_to_nu_value(v: &serde_hjson::Value, tag: impl Into<Tag>) -
         serde_hjson::Value::String(s) => {
             Value::Primitive(Primitive::String(String::from(s))).tagged(tag)
         }
-        serde_hjson::Value::Array(a) => Value::List(
+        serde_hjson::Value::Array(a) => Value::Table(
             a.iter()
                 .map(|x| convert_json_value_to_nu_value(x, tag))
                 .collect(),
@@ -126,7 +125,7 @@ fn from_json(
             match from_json_string_to_value(concat_string, name_span) {
                 Ok(x) =>
                     match x {
-                        Tagged { item: Value::List(list), .. } => {
+                        Tagged { item: Value::Table(list), .. } => {
                             for l in list {
                                 yield ReturnSuccess::value(l);
                             }

src/commands/from_sqlite.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::errors::ShellError;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use rusqlite::{types::ValueRef, Connection, Row, NO_PARAMS};
 use std::io::Write;
@@ -76,11 +76,11 @@ pub fn convert_sqlite_file_to_nu_value(
             "table_name".to_string(),
             Value::Primitive(Primitive::String(table_name)).tagged(tag.clone()),
         );
-        meta_dict.insert_tagged("table_values", Value::List(out).tagged(tag.clone()));
+        meta_dict.insert_tagged("table_values", Value::Table(out).tagged(tag.clone()));
         meta_out.push(meta_dict.into_tagged_value());
     }
     let tag = tag.into();
-    Ok(Value::List(meta_out).tagged(tag))
+    Ok(Value::Table(meta_out).tagged(tag))
 }
 
 fn convert_sqlite_row_to_nu_value(
@@ -140,7 +140,7 @@ fn from_sqlite(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputSt
                 Value::Binary(vb) =>
                     match from_sqlite_bytes_to_value(vb, span) {
                         Ok(x) => match x {
-                            Tagged { item: Value::List(list), .. } => {
+                            Tagged { item: Value::Table(list), .. } => {
                                 for l in list {
                                     yield ReturnSuccess::value(l);
                                 }

src/commands/from_toml.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct FromTOML;
@@ -34,7 +34,7 @@ pub fn convert_toml_value_to_nu_value(v: &toml::Value, tag: impl Into<Tag>) -> T
         toml::Value::Integer(n) => Value::number(n).tagged(tag),
         toml::Value::Float(n) => Value::number(n).tagged(tag),
         toml::Value::String(s) => Value::Primitive(Primitive::String(String::from(s))).tagged(tag),
-        toml::Value::Array(a) => Value::List(
+        toml::Value::Array(a) => Value::Table(
             a.iter()
                 .map(|x| convert_toml_value_to_nu_value(x, tag))
                 .collect(),
@@ -98,7 +98,7 @@ pub fn from_toml(
 
         match from_toml_string_to_value(concat_string, span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/from_tsv.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use csv::ReaderBuilder;
 
@@ -78,7 +78,7 @@ pub fn from_tsv_string_to_value(
         }
     }
 
-    Ok(Tagged::from_item(Value::List(rows), tag))
+    Ok(Tagged::from_item(Value::Table(rows), tag))
 }
 
 fn from_tsv(
@@ -116,7 +116,7 @@ fn from_tsv(
 
         match from_tsv_string_to_value(concat_string, skip_headers, name_span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/from_xml.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct FromXML;
@@ -55,7 +55,7 @@ fn from_node_to_value<'a, 'd>(n: &roxmltree::Node<'a, 'd>, tag: impl Into<Tag>)
             .collect();
 
         let mut collected = TaggedDictBuilder::new(tag);
-        collected.insert(name.clone(), Value::List(children_values));
+        collected.insert(name.clone(), Value::Table(children_values));
 
         collected.into_tagged_value()
     } else if n.is_comment() {
@@ -113,7 +113,7 @@ fn from_xml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
 
         match from_xml_string_to_value(concat_string, span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/from_yaml.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct FromYAML;
@@ -62,7 +62,7 @@ fn convert_yaml_value_to_nu_value(v: &serde_yaml::Value, tag: impl Into<Tag>) ->
             Value::Primitive(Primitive::from(n.as_f64().unwrap())).tagged(tag)
         }
         serde_yaml::Value::String(s) => Value::string(s).tagged(tag),
-        serde_yaml::Value::Sequence(a) => Value::List(
+        serde_yaml::Value::Sequence(a) => Value::Table(
             a.iter()
                 .map(|x| convert_yaml_value_to_nu_value(x, tag))
                 .collect(),
@@ -127,7 +127,7 @@ fn from_yaml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStre
 
         match from_yaml_string_to_value(concat_string, span) {
             Ok(x) => match x {
-                Tagged { item: Value::List(list), .. } => {
+                Tagged { item: Value::Table(list), .. } => {
                     for l in list {
                         yield ReturnSuccess::value(l);
                     }

src/commands/get.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::Value;
+use crate::data::Value;
 use crate::prelude::*;
 
 pub struct Get;
@@ -73,7 +73,7 @@ pub fn get(
             for field in &fields {
                 match get_member(field, &item) {
                     Ok(Tagged {
-                        item: Value::List(l),
+                        item: Value::Table(l),
                         ..
                     }) => {
                         for item in l {

src/commands/help.rs

@@ -1,7 +1,7 @@
 use crate::commands::command::CommandAction;
 use crate::commands::PerItemCommand;
 use crate::errors::ShellError;
-use crate::object::{command_dict, TaggedDictBuilder};
+use crate::data::{command_dict, TaggedDictBuilder};
 use crate::parser::registry;
 use crate::prelude::*;
 

src/commands/lines.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 use log::trace;
 

src/commands/macros.rs

@@ -266,7 +266,7 @@ macro_rules! command {
 
             Extract {
                 $($extract:tt)* {
-                    use $crate::object::types::ExtractType;
+                    use $crate::data::types::ExtractType;
                     let value = $args.expect_nth($($positional_count)*)?;
                     Block::extract(value)?
                 }
@@ -321,7 +321,7 @@ macro_rules! command {
 
             Extract {
                 $($extract:tt)* {
-                    use $crate::object::types::ExtractType;
+                    use $crate::data::types::ExtractType;
                     let value = $args.expect_nth($($positional_count)*)?;
                     <$param_kind>::extract(&value)?
                 }

src/commands/open.rs

@@ -1,7 +1,7 @@
 use crate::commands::UnevaluatedCallInfo;
 use crate::context::SpanSource;
+use crate::data::Value;
 use crate::errors::ShellError;
-use crate::object::Value;
 use crate::parser::hir::SyntaxType;
 use crate::parser::registry::Signature;
 use crate::prelude::*;
@@ -107,7 +107,7 @@ fn run(
                 let result_vec: Vec<Result<ReturnSuccess, ShellError>> = result.drain_vec().await;
                 for res in result_vec {
                     match res {
-                        Ok(ReturnSuccess::Value(Tagged { item: Value::List(list), ..})) => {
+                        Ok(ReturnSuccess::Value(Tagged { item: Value::Table(list), ..})) => {
                             for l in list {
                                 yield Ok(ReturnSuccess::Value(l));
                             }

src/commands/pick.rs

@@ -1,7 +1,7 @@
 use crate::commands::WholeStreamCommand;
 use crate::context::CommandRegistry;
 use crate::errors::ShellError;
-use crate::object::base::select_fields;
+use crate::data::base::select_fields;
 use crate::prelude::*;
 
 #[derive(Deserialize)]

src/commands/post.rs

@@ -1,7 +1,7 @@
 use crate::commands::UnevaluatedCallInfo;
 use crate::context::SpanSource;
 use crate::errors::ShellError;
-use crate::object::Value;
+use crate::data::Value;
 use crate::parser::hir::SyntaxType;
 use crate::parser::registry::Signature;
 use crate::prelude::*;
@@ -116,7 +116,7 @@ fn run(
                 let result_vec: Vec<Result<ReturnSuccess, ShellError>> = result.drain_vec().await;
                 for res in result_vec {
                     match res {
-                        Ok(ReturnSuccess::Value(Tagged { item: Value::List(list), ..})) => {
+                        Ok(ReturnSuccess::Value(Tagged { item: Value::Table(list), ..})) => {
                             for l in list {
                                 yield Ok(ReturnSuccess::Value(l));
                             }

src/commands/ps.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::TaggedDictBuilder;
+use crate::data::TaggedDictBuilder;
 use crate::prelude::*;
 use std::time::Duration;
 use std::usize;

src/commands/reject.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::base::reject_fields;
+use crate::data::base::reject_fields;
 use crate::prelude::*;
 
 #[derive(Deserialize)]

src/commands/save.rs

@@ -1,6 +1,6 @@
 use crate::commands::{UnevaluatedCallInfo, WholeStreamCommand};
 use crate::errors::ShellError;
-use crate::object::Value;
+use crate::data::Value;
 use crate::prelude::*;
 use std::path::{Path, PathBuf};
 

src/commands/shells.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::TaggedDictBuilder;
+use crate::data::TaggedDictBuilder;
 use crate::prelude::*;
 
 pub struct Shells;

src/commands/size.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{TaggedDictBuilder, Value};
+use crate::data::{TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct Size;

src/commands/split_column.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{Primitive, TaggedDictBuilder, Value};
+use crate::data::{Primitive, TaggedDictBuilder, Value};
 use crate::prelude::*;
 use log::trace;
 

src/commands/split_row.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 use log::trace;
 

src/commands/tags.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{TaggedDictBuilder, Value};
+use crate::data::{TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 pub struct Tags;

src/commands/to_bson.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Dictionary, Primitive, Value};
+use crate::data::{Dictionary, Primitive, Value};
 use crate::prelude::*;
 use bson::{encode_document, oid::ObjectId, spec::BinarySubtype, Bson, Document};
 use std::convert::TryInto;
@@ -51,14 +51,14 @@ pub fn value_to_bson_value(v: &Tagged<Value>) -> Result<Bson, ShellError> {
         Value::Primitive(Primitive::Nothing) => Bson::Null,
         Value::Primitive(Primitive::String(s)) => Bson::String(s.clone()),
         Value::Primitive(Primitive::Path(s)) => Bson::String(s.display().to_string()),
-        Value::List(l) => Bson::Array(
+        Value::Table(l) => Bson::Array(
             l.iter()
                 .map(|x| value_to_bson_value(x))
                 .collect::<Result<_, _>>()?,
         ),
         Value::Block(_) => Bson::Null,
         Value::Binary(b) => Bson::Binary(BinarySubtype::Generic, b.clone()),
-        Value::Object(o) => object_value_to_bson(o)?,
+        Value::Row(o) => object_value_to_bson(o)?,
     })
 }
 
@@ -241,7 +241,7 @@ fn to_bson(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream
 
         let to_process_input = if input.len() > 1 {
             let tag = input[0].tag;
-            vec![Tagged { item: Value::List(input), tag } ]
+            vec![Tagged { item: Value::Table(input), tag } ]
         } else if input.len() == 1 {
             input
         } else {

src/commands/to_csv.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 use csv::WriterBuilder;
 
@@ -39,8 +39,8 @@ pub fn value_to_csv_value(v: &Value) -> Value {
         Value::Primitive(Primitive::Boolean(b)) => Value::Primitive(Primitive::Boolean(b.clone())),
         Value::Primitive(Primitive::Bytes(b)) => Value::Primitive(Primitive::Bytes(b.clone())),
         Value::Primitive(Primitive::Date(d)) => Value::Primitive(Primitive::Date(d.clone())),
-        Value::Object(o) => Value::Object(o.clone()),
+        Value::Row(o) => Value::Row(o.clone()),
-        Value::List(l) => Value::List(l.clone()),
+        Value::Table(l) => Value::Table(l.clone()),
         Value::Block(_) => Value::Primitive(Primitive::Nothing),
         _ => Value::Primitive(Primitive::Nothing),
     }
@@ -51,8 +51,8 @@ fn to_string_helper(v: &Value) -> Result<String, ShellError> {
         Value::Primitive(Primitive::Date(d)) => Ok(d.to_string()),
         Value::Primitive(Primitive::Bytes(b)) => Ok(format!("{}", b)),
         Value::Primitive(Primitive::Boolean(_)) => Ok(v.as_string()?),
-        Value::List(_) => return Ok(String::from("[list list]")),
+        Value::Table(_) => return Ok(String::from("[list list]")),
-        Value::Object(_) => return Ok(String::from("[object]")),
+        Value::Row(_) => return Ok(String::from("[object]")),
         Value::Primitive(Primitive::String(s)) => return Ok(s.to_string()),
         _ => return Err(ShellError::string("Unexpected value")),
     }
@@ -72,7 +72,7 @@ fn merge_descriptors(values: &[Tagged<Value>]) -> Vec<String> {
 
 pub fn to_string(v: &Value) -> Result<String, ShellError> {
     match v {
-        Value::Object(o) => {
+        Value::Row(o) => {
             let mut wtr = WriterBuilder::new().from_writer(vec![]);
             let mut fields: VecDeque<String> = VecDeque::new();
             let mut values: VecDeque<String> = VecDeque::new();
@@ -92,7 +92,7 @@ pub fn to_string(v: &Value) -> Result<String, ShellError> {
             )
             .map_err(|_| ShellError::string("Could not convert record"))?);
         }
-        Value::List(list) => {
+        Value::Table(list) => {
             let mut wtr = WriterBuilder::new().from_writer(vec![]);
 
             let merged_descriptors = merge_descriptors(&list);
@@ -134,7 +134,7 @@ fn to_csv(
 
          let to_process_input = if input.len() > 1 {
              let tag = input[0].tag;
-             vec![Tagged { item: Value::List(input), tag } ]
+             vec![Tagged { item: Value::Table(input), tag } ]
          } else if input.len() == 1 {
              input
          } else {

src/commands/to_json.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 
 pub struct ToJSON;
@@ -48,7 +48,7 @@ pub fn value_to_json_value(v: &Tagged<Value>) -> Result<serde_json::Value, Shell
         Value::Primitive(Primitive::String(s)) => serde_json::Value::String(s.clone()),
         Value::Primitive(Primitive::Path(s)) => serde_json::Value::String(s.display().to_string()),
 
-        Value::List(l) => serde_json::Value::Array(json_list(l)?),
+        Value::Table(l) => serde_json::Value::Array(json_list(l)?),
         Value::Block(_) => serde_json::Value::Null,
         Value::Binary(b) => serde_json::Value::Array(
             b.iter()
@@ -57,7 +57,7 @@ pub fn value_to_json_value(v: &Tagged<Value>) -> Result<serde_json::Value, Shell
                 })
                 .collect(),
         ),
-        Value::Object(o) => {
+        Value::Row(o) => {
             let mut m = serde_json::Map::new();
             for (k, v) in o.entries.iter() {
                 m.insert(k.clone(), value_to_json_value(v)?);
@@ -85,7 +85,7 @@ fn to_json(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream
 
         let to_process_input = if input.len() > 1 {
             let tag = input[0].tag;
-            vec![Tagged { item: Value::List(input), tag } ]
+            vec![Tagged { item: Value::Table(input), tag } ]
         } else if input.len() == 1 {
             input
         } else {

src/commands/to_sqlite.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Dictionary, Primitive, Value};
+use crate::data::{Dictionary, Primitive, Value};
 use crate::prelude::*;
 use hex::encode;
 use rusqlite::{Connection, NO_PARAMS};
@@ -71,7 +71,7 @@ fn comma_concat(acc: String, current: String) -> String {
 
 fn get_columns(rows: &Vec<Tagged<Value>>) -> Result<String, std::io::Error> {
     match &rows[0].item {
-        Value::Object(d) => Ok(d
+        Value::Row(d) => Ok(d
             .entries
             .iter()
             .map(|(k, _v)| k.clone())
@@ -107,7 +107,7 @@ fn get_insert_values(rows: Vec<Tagged<Value>>) -> Result<String, std::io::Error>
     let values: Result<Vec<_>, _> = rows
         .into_iter()
         .map(|value| match value.item {
-            Value::Object(d) => Ok(format!(
+            Value::Row(d) => Ok(format!(
                 "({})",
                 d.entries
                     .iter()
@@ -139,7 +139,7 @@ fn generate_statements(table: Dictionary) -> Result<(String, String), std::io::E
     };
     let (columns, insert_values) = match table.entries.get("table_values") {
         Some(Tagged {
-            item: Value::List(l),
+            item: Value::Table(l),
             ..
         }) => (get_columns(l), get_insert_values(l.to_vec())),
         _ => {
@@ -169,7 +169,7 @@ fn sqlite_input_stream_to_bytes(
     let tag = values[0].tag.clone();
     for value in values.into_iter() {
         match value.item() {
-            Value::Object(d) => {
+            Value::Row(d) => {
                 let (create, insert) = generate_statements(d.to_owned())?;
                 match conn
                     .execute(&create, NO_PARAMS)

src/commands/to_toml.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 
 pub struct ToTOML;
@@ -47,12 +47,12 @@ pub fn value_to_toml_value(v: &Tagged<Value>) -> Result<toml::Value, ShellError>
         Value::Primitive(Primitive::String(s)) => toml::Value::String(s.clone()),
         Value::Primitive(Primitive::Path(s)) => toml::Value::String(s.display().to_string()),
 
-        Value::List(l) => toml::Value::Array(collect_values(l)?),
+        Value::Table(l) => toml::Value::Array(collect_values(l)?),
         Value::Block(_) => toml::Value::String("<Block>".to_string()),
         Value::Binary(b) => {
             toml::Value::Array(b.iter().map(|x| toml::Value::Integer(*x as i64)).collect())
         }
-        Value::Object(o) => {
+        Value::Row(o) => {
             let mut m = toml::map::Map::new();
             for (k, v) in o.entries.iter() {
                 m.insert(k.clone(), value_to_toml_value(v)?);
@@ -80,7 +80,7 @@ fn to_toml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream
 
         let to_process_input = if input.len() > 1 {
             let tag = input[0].tag;
-            vec![Tagged { item: Value::List(input), tag } ]
+            vec![Tagged { item: Value::Table(input), tag } ]
         } else if input.len() == 1 {
             input
         } else {

src/commands/to_tsv.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 use csv::WriterBuilder;
 
@@ -39,8 +39,8 @@ pub fn value_to_tsv_value(v: &Value) -> Value {
         Value::Primitive(Primitive::Boolean(b)) => Value::Primitive(Primitive::Boolean(b.clone())),
         Value::Primitive(Primitive::Bytes(b)) => Value::Primitive(Primitive::Bytes(b.clone())),
         Value::Primitive(Primitive::Date(d)) => Value::Primitive(Primitive::Date(d.clone())),
-        Value::Object(o) => Value::Object(o.clone()),
+        Value::Row(o) => Value::Row(o.clone()),
-        Value::List(l) => Value::List(l.clone()),
+        Value::Table(l) => Value::Table(l.clone()),
         Value::Block(_) => Value::Primitive(Primitive::Nothing),
         _ => Value::Primitive(Primitive::Nothing),
     }
@@ -51,8 +51,8 @@ fn to_string_helper(v: &Value) -> Result<String, ShellError> {
         Value::Primitive(Primitive::Date(d)) => Ok(d.to_string()),
         Value::Primitive(Primitive::Bytes(b)) => Ok(format!("{}", b)),
         Value::Primitive(Primitive::Boolean(_)) => Ok(v.as_string()?),
-        Value::List(_) => return Ok(String::from("[table]")),
+        Value::Table(_) => return Ok(String::from("[table]")),
-        Value::Object(_) => return Ok(String::from("[row]")),
+        Value::Row(_) => return Ok(String::from("[row]")),
         Value::Primitive(Primitive::String(s)) => return Ok(s.to_string()),
         _ => Err(ShellError::string("Unexpected value")),
     }
@@ -72,7 +72,7 @@ fn merge_descriptors(values: &[Tagged<Value>]) -> Vec<String> {
 
 pub fn to_string(v: &Value) -> Result<String, ShellError> {
     match v {
-        Value::Object(o) => {
+        Value::Row(o) => {
             let mut wtr = WriterBuilder::new().delimiter(b'\t').from_writer(vec![]);
             let mut fields: VecDeque<String> = VecDeque::new();
             let mut values: VecDeque<String> = VecDeque::new();
@@ -91,7 +91,7 @@ pub fn to_string(v: &Value) -> Result<String, ShellError> {
             )
             .map_err(|_| ShellError::string("Could not convert record"))?);
         }
-        Value::List(list) => {
+        Value::Table(list) => {
             let mut wtr = WriterBuilder::new().delimiter(b'\t').from_writer(vec![]);
 
             let merged_descriptors = merge_descriptors(&list);
@@ -133,7 +133,7 @@ fn to_tsv(
 
          let to_process_input = if input.len() > 1 {
              let tag = input[0].tag;
-             vec![Tagged { item: Value::List(input), tag } ]
+             vec![Tagged { item: Value::Table(input), tag } ]
          } else if input.len() == 1 {
              input
          } else {

src/commands/to_yaml.rs

@@ -1,5 +1,5 @@
 use crate::commands::WholeStreamCommand;
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 
 pub struct ToYAML;
@@ -45,7 +45,7 @@ pub fn value_to_yaml_value(v: &Tagged<Value>) -> Result<serde_yaml::Value, Shell
         Value::Primitive(Primitive::String(s)) => serde_yaml::Value::String(s.clone()),
         Value::Primitive(Primitive::Path(s)) => serde_yaml::Value::String(s.display().to_string()),
 
-        Value::List(l) => {
+        Value::Table(l) => {
             let mut out = vec![];
 
             for value in l {
@@ -60,7 +60,7 @@ pub fn value_to_yaml_value(v: &Tagged<Value>) -> Result<serde_yaml::Value, Shell
                 .map(|x| serde_yaml::Value::Number(serde_yaml::Number::from(*x)))
                 .collect(),
         ),
-        Value::Object(o) => {
+        Value::Row(o) => {
             let mut m = serde_yaml::Mapping::new();
             for (k, v) in o.entries.iter() {
                 m.insert(
@@ -81,7 +81,7 @@ fn to_yaml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream
 
         let to_process_input = if input.len() > 1 {
             let tag = input[0].tag;
-            vec![Tagged { item: Value::List(input), tag } ]
+            vec![Tagged { item: Value::Table(input), tag } ]
         } else if input.len() == 1 {
             input
         } else {

src/commands/trim.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::Value;
+use crate::data::Value;
 use crate::prelude::*;
 
 pub struct Trim;

src/commands/version.rs

@@ -1,6 +1,6 @@
 use crate::commands::WholeStreamCommand;
 use crate::errors::ShellError;
-use crate::object::{Dictionary, Value};
+use crate::data::{Dictionary, Value};
 use crate::parser::registry::Signature;
 use crate::prelude::*;
 use indexmap::IndexMap;
@@ -39,6 +39,6 @@ pub fn date(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
         Tagged::from_simple_spanned_item(Value::string(clap::crate_version!()), span),
     );
 
-    let value = Tagged::from_simple_spanned_item(Value::Object(Dictionary::from(indexmap)), span);
+    let value = Tagged::from_simple_spanned_item(Value::Row(Dictionary::from(indexmap)), span);
     Ok(OutputStream::one(value))
 }

src/commands/which_.rs

@@ -1,5 +1,5 @@
 use crate::errors::ShellError;
-use crate::object::Value;
+use crate::data::Value;
 use crate::prelude::*;
 
 use crate::commands::WholeStreamCommand;

src/data/base.rs

@@ -1,7 +1,7 @@
 use crate::context::CommandRegistry;
+use crate::data::TaggedDictBuilder;
 use crate::errors::ShellError;
 use crate::evaluate::{evaluate_baseline_expr, Scope};
-use crate::object::TaggedDictBuilder;
 use crate::parser::{hir, Operator};
 use crate::prelude::*;
 use crate::Text;
@@ -170,10 +170,10 @@ impl Block {
 #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Clone, Serialize, Deserialize)]
 pub enum Value {
     Primitive(Primitive),
-    Object(crate::object::Dictionary),
+    Row(crate::data::Dictionary),
     #[serde(with = "serde_bytes")]
     Binary(Vec<u8>),
-    List(Vec<Tagged<Value>>),
+    Table(Vec<Tagged<Value>>),
 
     Block(Block),
 }
@@ -220,8 +220,8 @@ impl fmt::Debug for ValueDebug<'_> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match self.value.item() {
             Value::Primitive(p) => p.debug(f),
-            Value::Object(o) => o.debug(f),
+            Value::Row(o) => o.debug(f),
-            Value::List(l) => debug_list(l).fmt(f),
+            Value::Table(l) => debug_list(l).fmt(f),
             Value::Block(_) => write!(f, "[[block]]"),
             Value::Binary(_) => write!(f, "[[binary]]"),
         }
@@ -293,12 +293,12 @@ impl std::convert::TryFrom<&Tagged<Value>> for Vec<u8> {
     }
 }
 
-impl<'a> std::convert::TryFrom<&'a Tagged<Value>> for &'a crate::object::Dictionary {
+impl<'a> std::convert::TryFrom<&'a Tagged<Value>> for &'a crate::data::Dictionary {
     type Error = ShellError;
 
-    fn try_from(value: &'a Tagged<Value>) -> Result<&'a crate::object::Dictionary, ShellError> {
+    fn try_from(value: &'a Tagged<Value>) -> Result<&'a crate::data::Dictionary, ShellError> {
         match value.item() {
-            Value::Object(d) => Ok(d),
+            Value::Row(d) => Ok(d),
             v => Err(ShellError::type_error(
                 "Dictionary",
                 value.copy_span(v.type_name()),
@@ -340,8 +340,8 @@ impl Value {
     pub(crate) fn type_name(&self) -> String {
         match self {
             Value::Primitive(p) => p.type_name(),
-            Value::Object(_) => format!("object"),
+            Value::Row(_) => format!("object"),
-            Value::List(_) => format!("list"),
+            Value::Table(_) => format!("list"),
             Value::Block(_) => format!("block"),
             Value::Binary(_) => format!("binary"),
         }
@@ -351,26 +351,26 @@ impl Value {
     pub fn data_descriptors(&self) -> Vec<String> {
         match self {
             Value::Primitive(_) => vec![],
-            Value::Object(o) => o
+            Value::Row(o) => o
                 .entries
                 .keys()
                 .into_iter()
                 .map(|x| x.to_string())
                 .collect(),
             Value::Block(_) => vec![],
-            Value::List(_) => vec![],
+            Value::Table(_) => vec![],
             Value::Binary(_) => vec![],
         }
     }
 
     pub(crate) fn get_data_by_key(&self, name: &str) -> Option<&Tagged<Value>> {
         match self {
-            Value::Object(o) => o.get_data_by_key(name),
+            Value::Row(o) => o.get_data_by_key(name),
-            Value::List(l) => {
+            Value::Table(l) => {
                 for item in l {
                     match item {
                         Tagged {
-                            item: Value::Object(o),
+                            item: Value::Row(o),
                             ..
                         } => match o.get_data_by_key(name) {
                             Some(v) => return Some(v),
@@ -407,7 +407,7 @@ impl Value {
 
         let split_path: Vec<_> = path.split(".").collect();
 
-        if let Value::Object(ref mut o) = new_obj {
+        if let Value::Row(ref mut o) = new_obj {
             let mut current = o;
 
             if split_path.len() == 1 {
@@ -423,7 +423,7 @@ impl Value {
                     Some(next) => {
                         if idx == (split_path.len() - 2) {
                             match &mut next.item {
-                                Value::Object(o) => {
+                                Value::Row(o) => {
                                     o.entries.insert(
                                         split_path[idx + 1].to_string(),
                                         Tagged::from_item(new_value, tag),
@@ -435,7 +435,7 @@ impl Value {
                             return Some(Tagged::from_item(new_obj, tag));
                         } else {
                             match next.item {
-                                Value::Object(ref mut o) => {
+                                Value::Row(ref mut o) => {
                                     current = o;
                                 }
                                 _ => return None,
@@ -460,7 +460,7 @@ impl Value {
 
         let split_path: Vec<_> = path.split(".").collect();
 
-        if let Value::Object(ref mut o) = new_obj {
+        if let Value::Row(ref mut o) = new_obj {
             let mut current = o;
             for idx in 0..split_path.len() {
                 match current.entries.get_mut(split_path[idx]) {
@@ -470,7 +470,7 @@ impl Value {
                             return Some(Tagged::from_item(new_obj, tag));
                         } else {
                             match next.item {
-                                Value::Object(ref mut o) => {
+                                Value::Row(ref mut o) => {
                                     current = o;
                                 }
                                 _ => return None,
@@ -488,9 +488,9 @@ impl Value {
     pub fn get_data(&self, desc: &String) -> MaybeOwned<'_, Value> {
         match self {
             p @ Value::Primitive(_) => MaybeOwned::Borrowed(p),
-            Value::Object(o) => o.get_data(desc),
+            Value::Row(o) => o.get_data(desc),
             Value::Block(_) => MaybeOwned::Owned(Value::nothing()),
-            Value::List(_) => MaybeOwned::Owned(Value::nothing()),
+            Value::Table(_) => MaybeOwned::Owned(Value::nothing()),
             Value::Binary(_) => MaybeOwned::Owned(Value::nothing()),
         }
     }
@@ -504,8 +504,8 @@ impl Value {
                     .map(|e| e.source(&b.source).to_string()),
                 "; ",
             ),
-            Value::Object(_) => format!("[table: 1 row]"),
+            Value::Row(_) => format!("[table: 1 row]"),
-            Value::List(l) => format!(
+            Value::Table(l) => format!(
                 "[table: {} {}]",
                 l.len(),
                 if l.len() == 1 { "row" } else { "rows" }

src/data/command.rs

@@ -1,5 +1,5 @@
 use crate::commands::command::Command;
-use crate::object::{TaggedDictBuilder, TaggedListBuilder, Value};
+use crate::data::{TaggedDictBuilder, TaggedListBuilder, Value};
 use crate::parser::registry::{NamedType, PositionalType, Signature};
 use crate::prelude::*;
 use std::ops::Deref;
@@ -32,7 +32,10 @@ fn for_spec(name: &str, ty: &str, required: bool, tag: impl Into<Tag>) -> Tagged
 
     spec.insert("name", Value::string(name));
     spec.insert("type", Value::string(ty));
-    spec.insert("required", Value::string(if required { "yes" } else { "no" }));
+    spec.insert(
+        "required",
+        Value::string(if required { "yes" } else { "no" }),
+    );
 
     spec.into_tagged_value()
 }
@@ -43,8 +46,8 @@ fn signature_dict(signature: Signature, tag: impl Into<Tag>) -> Tagged<Value> {
 
     for arg in signature.positional.iter() {
         let is_required = match arg {
-            PositionalType::Mandatory(_,_) => true,
+            PositionalType::Mandatory(_, _) => true,
-            PositionalType::Optional(_,_) => false,
+            PositionalType::Optional(_, _) => false,
         };
 
         sig.insert_tagged(for_spec(arg.name(), "argument", is_required, tag));

src/data/config.rs

@@ -1,7 +1,7 @@
 use crate::commands::from_toml::convert_toml_value_to_nu_value;
 use crate::commands::to_toml::value_to_toml_value;
+use crate::data::{Dictionary, Value};
 use crate::errors::ShellError;
-use crate::object::{Dictionary, Value};
 use crate::prelude::*;
 use app_dirs::*;
 use indexmap::IndexMap;
@@ -37,7 +37,7 @@ pub(crate) fn write_config(config: &IndexMap<String, Tagged<Value>>) -> Result<(
     touch(&filename)?;
 
     let contents =
-        value_to_toml_value(&Value::Object(Dictionary::new(config.clone())).tagged_unknown())?;
+        value_to_toml_value(&Value::Row(Dictionary::new(config.clone())).tagged_unknown())?;
 
     let contents = toml::to_string(&contents)?;
 
@@ -67,7 +67,7 @@ pub(crate) fn config(span: impl Into<Span>) -> Result<IndexMap<String, Tagged<Va
     let value = convert_toml_value_to_nu_value(&parsed, Tag::unknown_origin(span));
     let tag = value.tag();
     match value.item {
-        Value::Object(Dictionary { entries }) => Ok(entries),
+        Value::Row(Dictionary { entries }) => Ok(entries),
         other => Err(ShellError::type_error(
             "Dictionary",
             other.type_name().tagged(tag),

src/data/dict.rs

@@ -1,5 +1,5 @@
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
-use crate::object::{Primitive, Value};
 use derive_new::new;
 use indexmap::IndexMap;
 use serde::{Deserialize, Serialize};
@@ -64,7 +64,7 @@ impl PartialOrd<Value> for Dictionary {
 impl PartialEq<Value> for Dictionary {
     fn eq(&self, other: &Value) -> bool {
         match other {
-            Value::Object(d) => self == d,
+            Value::Row(d) => self == d,
             _ => false,
         }
     }
@@ -123,7 +123,7 @@ impl TaggedListBuilder {
     }
 
     pub fn into_tagged_value(self) -> Tagged<Value> {
-        Value::List(self.list).tagged(self.tag)
+        Value::Table(self.list).tagged(self.tag)
     }
 }
 
@@ -163,7 +163,7 @@ impl TaggedDictBuilder {
     }
 
     pub fn into_tagged_value(self) -> Tagged<Value> {
-        self.into_tagged_dict().map(Value::Object)
+        self.into_tagged_dict().map(Value::Row)
     }
 
     pub fn into_tagged_dict(self) -> Tagged<Dictionary> {

src/data/files.rs

@@ -1,5 +1,5 @@
+use crate::data::{TaggedDictBuilder, Value};
 use crate::errors::ShellError;
-use crate::object::{TaggedDictBuilder, Value};
 use crate::prelude::*;
 
 #[derive(Debug)]

src/data/into.rs

@@ -1,4 +1,4 @@
-use crate::object::{Primitive, Value};
+use crate::data::{Primitive, Value};
 use crate::prelude::*;
 
 impl From<Primitive> for Value {

src/data/process.rs

@@ -1,4 +1,4 @@
-use crate::object::{TaggedDictBuilder, Value};
+use crate::data::{TaggedDictBuilder, Value};
 use crate::prelude::*;
 use itertools::join;
 use sysinfo::ProcessExt;

src/evaluate/evaluator.rs

@@ -1,5 +1,5 @@
+use crate::data::base::Block;
 use crate::errors::Description;
-use crate::object::base::Block;
 use crate::parser::{
     hir::{self, Expression, RawExpression},
     CommandRegistry, Text,
@@ -66,7 +66,7 @@ pub(crate) fn evaluate_baseline_expr(
                 exprs.push(expr);
             }
 
-            Ok(Value::List(exprs).tagged(Tag::unknown_origin(expr.span())))
+            Ok(Value::Table(exprs).tagged(Tag::unknown_origin(expr.span())))
         }
         RawExpression::Block(block) => Ok(Tagged::from_simple_spanned_item(
             Value::Block(Block::new(block.clone(), source.clone(), expr.span())),

src/format/generic.rs

@@ -1,5 +1,5 @@
+use crate::data::Value;
 use crate::format::{EntriesView, RenderView, TableView};
-use crate::object::Value;
 use crate::prelude::*;
 use derive_new::new;
 
@@ -13,7 +13,7 @@ impl RenderView for GenericView<'_> {
     fn render_view(&self, host: &mut dyn Host) -> Result<(), ShellError> {
         match self.value {
             Value::Primitive(p) => Ok(host.stdout(&p.format(None))),
-            Value::List(l) => {
+            Value::Table(l) => {
                 let view = TableView::from_list(l);
 
                 if let Some(view) = view {
@@ -23,7 +23,7 @@ impl RenderView for GenericView<'_> {
                 Ok(())
             }
 
-            o @ Value::Object(_) => {
+            o @ Value::Row(_) => {
                 let view = EntriesView::from_value(o);
                 view.render_view(host)?;
                 Ok(())

src/format/table.rs

@@ -1,5 +1,5 @@
+use crate::data::Value;
 use crate::format::RenderView;
-use crate::object::Value;
 use crate::prelude::*;
 use derive_new::new;
 use textwrap::fill;
@@ -45,7 +45,7 @@ impl TableView {
         for (idx, value) in values.iter().enumerate() {
             let mut row: Vec<(String, &'static str)> = match value {
                 Tagged {
-                    item: Value::Object(..),
+                    item: Value::Row(..),
                     ..
                 } => headers
                     .iter()

src/format/vtable.rs

@@ -1,5 +1,5 @@
+use crate::data::Value;
 use crate::format::RenderView;
-use crate::object::Value;
 use crate::prelude::*;
 use derive_new::new;
 

src/lib.rs

@@ -7,12 +7,12 @@ mod prelude;
 mod cli;
 mod commands;
 mod context;
+mod data;
 mod env;
 mod errors;
 mod evaluate;
 mod format;
 mod git;
-mod object;
 mod parser;
 mod plugin;
 mod shell;
@@ -28,10 +28,10 @@ pub use crate::parser::parse::token_tree_builder::TokenTreeBuilder;
 pub use crate::plugin::{serve_plugin, Plugin};
 pub use crate::utils::{AbsoluteFile, AbsolutePath, RelativePath};
 pub use cli::cli;
+pub use data::base::{Primitive, Value};
+pub use data::dict::{Dictionary, TaggedDictBuilder};
+pub use data::meta::{Span, Tag, Tagged, TaggedItem};
 pub use errors::{CoerceInto, ShellError};
 pub use num_traits::cast::ToPrimitive;
-pub use object::base::{Primitive, Value};
-pub use object::dict::{Dictionary, TaggedDictBuilder};
-pub use object::meta::{Span, Tag, Tagged, TaggedItem};
 pub use parser::parse::text::Text;
 pub use parser::registry::{EvaluatedArgs, NamedType, PositionalType, Signature};

src/parser/deserializer.rs

@@ -37,7 +37,7 @@ impl<'de> ConfigDeserializer<'de> {
         let value: Option<Tagged<Value>> = if name == "rest" {
             let positional = self.call.args.slice_from(self.position);
             self.position += positional.len();
-            Some(Value::List(positional).tagged_unknown()) // TODO: correct span
+            Some(Value::Table(positional).tagged_unknown()) // TODO: correct span
         } else {
             if self.call.args.has(name) {
                 self.call.args.get(name).map(|x| x.clone())
@@ -240,14 +240,11 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut ConfigDeserializer<'de> {
         trace!("<Vec> Extracting {:?} for vec", value.val);
 
         match value.val.into_parts() {
-            (Value::List(items), _) => {
+            (Value::Table(items), _) => {
                 let de = SeqDeserializer::new(&mut self, items.into_iter());
                 visitor.visit_seq(de)
             }
-            (other, tag) => Err(ShellError::type_error(
+            (other, tag) => Err(ShellError::type_error("Vec", other.type_name().tagged(tag))),
-                "Vec",
-                other.type_name().tagged(tag),
-            )),
         }
     }
     fn deserialize_tuple<V>(mut self, len: usize, visitor: V) -> Result<V::Value, Self::Error>
@@ -255,10 +252,14 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut ConfigDeserializer<'de> {
         V: Visitor<'de>,
     {
         let value = self.pop();
-        trace!("<Tuple> Extracting {:?} for tuple with {} elements", value.val, len);
+        trace!(
+            "<Tuple> Extracting {:?} for tuple with {} elements",
+            value.val,
+            len
+        );
 
         match value.val.into_parts() {
-            (Value::List(items), _) => {
+            (Value::Table(items), _) => {
                 let de = SeqDeserializer::new(&mut self, items.into_iter());
                 visitor.visit_seq(de)
             }
@@ -298,7 +299,7 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut ConfigDeserializer<'de> {
             val: T,
             name: &'static str,
             fields: &'static [&'static str],
-            visitor: V
+            visitor: V,
         ) -> Result<V::Value, ShellError>
         where
             T: serde::Serialize,
@@ -364,7 +365,7 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut ConfigDeserializer<'de> {
             } => {
                 let i: i64 = int.tagged(value.val.tag).coerce_into("converting to i64")?;
                 visit::<Tagged<i64>, _>(i.tagged(tag), name, fields, visitor)
-            },
+            }
             Tagged {
                 item: Value::Primitive(Primitive::String(string)),
                 ..
@@ -398,21 +399,20 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut ConfigDeserializer<'de> {
     }
 }
 
-struct SeqDeserializer<'a, 'de: 'a, I: Iterator<Item=Tagged<Value>>> {
+struct SeqDeserializer<'a, 'de: 'a, I: Iterator<Item = Tagged<Value>>> {
     de: &'a mut ConfigDeserializer<'de>,
     vals: I,
 }
 
-impl<'a, 'de: 'a, I: Iterator<Item=Tagged<Value>>> SeqDeserializer<'a, 'de, I> {
+impl<'a, 'de: 'a, I: Iterator<Item = Tagged<Value>>> SeqDeserializer<'a, 'de, I> {
     fn new(de: &'a mut ConfigDeserializer<'de>, vals: I) -> Self {
-        SeqDeserializer {
+        SeqDeserializer { de, vals }
-            de,
-            vals,
-        }
     }
 }
 
-impl<'a, 'de: 'a, I: Iterator<Item=Tagged<Value>>> de::SeqAccess<'de> for SeqDeserializer<'a, 'de, I> {
+impl<'a, 'de: 'a, I: Iterator<Item = Tagged<Value>>> de::SeqAccess<'de>
+    for SeqDeserializer<'a, 'de, I>
+{
     type Error = ShellError;
 
     fn next_element_seed<T>(&mut self, seed: T) -> Result<Option<T::Value>, Self::Error>
@@ -441,10 +441,7 @@ struct StructDeserializer<'a, 'de: 'a> {
 
 impl<'a, 'de: 'a> StructDeserializer<'a, 'de> {
     fn new(de: &'a mut ConfigDeserializer<'de>, fields: &'static [&'static str]) -> Self {
-        StructDeserializer {
+        StructDeserializer { de, fields }
-            de,
-            fields,
-        }
     }
 }
 

src/parser/parse/unit.rs

@@ -1,4 +1,4 @@
-use crate::object::base::Value;
+use crate::data::base::Value;
 use crate::prelude::*;
 use serde::{Deserialize, Serialize};
 use std::str::FromStr;

src/plugins/add.rs

@@ -18,7 +18,7 @@ impl Add {
     fn add(&self, value: Tagged<Value>) -> Result<Tagged<Value>, ShellError> {
         let value_tag = value.tag();
         match (value.item, self.value.clone()) {
-            (obj @ Value::Object(_), Some(v)) => match &self.field {
+            (obj @ Value::Row(_), Some(v)) => match &self.field {
                 Some(f) => match obj.insert_data_at_path(value_tag, &f, v) {
                     Some(v) => return Ok(v),
                     None => {

src/plugins/edit.rs

@@ -18,7 +18,7 @@ impl Edit {
     fn edit(&self, value: Tagged<Value>) -> Result<Tagged<Value>, ShellError> {
         let value_tag = value.tag();
         match (value.item, self.value.clone()) {
-            (obj @ Value::Object(_), Some(v)) => match &self.field {
+            (obj @ Value::Row(_), Some(v)) => match &self.field {
                 Some(f) => match obj.replace_data_at_path(value_tag, &f, v) {
                     Some(v) => return Ok(v),
                     None => {

src/plugins/embed.rs

@@ -74,7 +74,7 @@ impl Plugin for Embed {
         root.insert_tagged(
             self.field.as_ref().unwrap(),
             Tagged {
-                item: Value::List(self.values.clone()),
+                item: Value::Table(self.values.clone()),
                 tag: Tag::unknown(),
             },
         );

src/plugins/inc.rs

@@ -83,7 +83,7 @@ impl Inc {
             Value::Primitive(Primitive::String(ref s)) => {
                 Ok(Tagged::from_item(self.apply(&s)?, value.tag()))
             }
-            Value::Object(_) => match self.field {
+            Value::Row(_) => match self.field {
                 Some(ref f) => {
                     let replacement = match value.item.get_data_by_path(value.tag(), f) {
                         Some(result) => self.inc(result.map(|x| x.clone()))?,
@@ -333,7 +333,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("version")).borrow(),
@@ -361,7 +361,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("version")).borrow(),
@@ -390,7 +390,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&field).borrow(),

src/plugins/str.rs

@@ -135,7 +135,7 @@ impl Str {
             Value::Primitive(Primitive::String(ref s)) => {
                 Ok(Tagged::from_item(self.apply(&s)?, value.tag()))
             }
-            Value::Object(_) => match self.field {
+            Value::Row(_) => match self.field {
                 Some(ref f) => {
                     let replacement = match value.item.get_data_by_path(value.tag(), f) {
                         Some(result) => self.strutils(result.map(|x| x.clone()))?,
@@ -479,7 +479,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("name")).borrow(),
@@ -527,7 +527,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("name")).borrow(),
@@ -575,7 +575,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("Nu_birthday")).borrow(),
@@ -624,7 +624,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("rustconf")).borrow(),
@@ -679,7 +679,7 @@ mod tests {
 
         match output[0].as_ref().unwrap() {
             ReturnSuccess::Value(Tagged {
-                item: Value::Object(o),
+                item: Value::Row(o),
                 ..
             }) => assert_eq!(
                 *o.get_data(&String::from("staff")).borrow(),

src/plugins/sys.rs

@@ -119,7 +119,7 @@ async fn host(tag: Tag) -> Tagged<Value> {
             user_vec.push(Tagged::from_item(Value::string(user.username()), tag));
         }
     }
-    let user_list = Value::List(user_vec);
+    let user_list = Value::Table(user_vec);
     dict.insert("users", user_list);
 
     dict.into_tagged_value()
@@ -163,7 +163,7 @@ async fn disks(tag: Tag) -> Option<Value> {
     }
 
     if !output.is_empty() {
-        Some(Value::List(output))
+        Some(Value::Table(output))
     } else {
         None
     }
@@ -205,7 +205,7 @@ async fn battery(tag: Tag) -> Option<Value> {
     }
 
     if !output.is_empty() {
-        Some(Value::List(output))
+        Some(Value::Table(output))
     } else {
         None
     }
@@ -248,7 +248,7 @@ async fn temp(tag: Tag) -> Option<Value> {
     }
 
     if !output.is_empty() {
-        Some(Value::List(output))
+        Some(Value::Table(output))
     } else {
         None
     }
@@ -273,7 +273,7 @@ async fn net(tag: Tag) -> Option<Value> {
         }
     }
     if !output.is_empty() {
-        Some(Value::List(output))
+        Some(Value::Table(output))
     } else {
         None
     }

src/plugins/tree.rs

@@ -17,14 +17,14 @@ impl TreeView {
             Value::Primitive(p) => {
                 let _ = builder.add_empty_child(p.format(None));
             }
-            Value::Object(o) => {
+            Value::Row(o) => {
                 for (k, v) in o.entries.iter() {
                     builder = builder.begin_child(k.clone());
                     Self::from_value_helper(v, builder);
                     builder = builder.end_child();
                 }
             }
-            Value::List(l) => {
+            Value::Table(l) => {
                 for elem in l.iter() {
                     Self::from_value_helper(elem, builder);
                 }

src/prelude.rs

@@ -55,20 +55,20 @@ pub(crate) use crate::commands::PerItemCommand;
 pub(crate) use crate::commands::RawCommandArgs;
 pub(crate) use crate::context::CommandRegistry;
 pub(crate) use crate::context::{Context, SpanSource};
+pub(crate) use crate::data::base as value;
+pub(crate) use crate::data::meta::{Tag, Tagged, TaggedItem};
+pub(crate) use crate::data::types::ExtractType;
+pub(crate) use crate::data::{Primitive, Value};
 pub(crate) use crate::env::host::handle_unexpected;
 pub(crate) use crate::env::Host;
 pub(crate) use crate::errors::{CoerceInto, ShellError};
-pub(crate) use crate::object::base as value;
-pub(crate) use crate::object::meta::{Tag, Tagged, TaggedItem};
-pub(crate) use crate::object::types::ExtractType;
-pub(crate) use crate::object::{Primitive, Value};
 pub(crate) use crate::parser::hir::SyntaxType;
 pub(crate) use crate::parser::parse::parser::Number;
 pub(crate) use crate::parser::registry::Signature;
 pub(crate) use crate::shell::filesystem_shell::FilesystemShell;
+pub(crate) use crate::shell::help_shell::HelpShell;
 pub(crate) use crate::shell::shell_manager::ShellManager;
 pub(crate) use crate::shell::value_shell::ValueShell;
-pub(crate) use crate::shell::help_shell::HelpShell;
 pub(crate) use crate::stream::{InputStream, OutputStream};
 pub(crate) use crate::traits::{HasSpan, ToDebug};
 pub(crate) use crate::Span;

src/shell/filesystem_shell.rs

@@ -4,7 +4,7 @@ use crate::commands::mkdir::MkdirArgs;
 use crate::commands::mv::MoveArgs;
 use crate::commands::rm::RemoveArgs;
 use crate::context::SourceMap;
-use crate::object::dir_entry_dict;
+use crate::data::dir_entry_dict;
 use crate::prelude::*;
 use crate::shell::completer::NuCompleter;
 use crate::shell::shell::Shell;

src/shell/help_shell.rs

@@ -4,7 +4,7 @@ use crate::commands::mkdir::MkdirArgs;
 use crate::commands::mv::MoveArgs;
 use crate::commands::rm::RemoveArgs;
 use crate::context::SourceMap;
-use crate::object::{TaggedDictBuilder, command_dict};
+use crate::data::{command_dict, TaggedDictBuilder};
 use crate::prelude::*;
 use crate::shell::shell::Shell;
 use std::ffi::OsStr;
@@ -26,13 +26,16 @@ impl HelpShell {
             let value = command_dict(registry.get_command(&cmd).unwrap(), Tag::unknown());
 
             spec.insert("name", cmd);
-            spec.insert("description", value.get_data_by_key("usage").unwrap().as_string().unwrap());
+            spec.insert(
+                "description",
+                value.get_data_by_key("usage").unwrap().as_string().unwrap(),
+            );
             spec.insert_tagged("details", value);
 
             specs.push(spec.into_tagged_value());
         }
 
-        cmds.insert("help", Value::List(specs));
+        cmds.insert("help", Value::Table(specs));
 
         Ok(HelpShell {
             path: "/help".to_string(),
@@ -47,8 +50,10 @@ impl HelpShell {
         let mut sh = HelpShell::index(&registry)?;
 
         if let Tagged {
-            item: Value::Primitive(Primitive::String(name)), ..
+            item: Value::Primitive(Primitive::String(name)),
-        } = cmd {
+            ..
+        } = cmd
+        {
             sh.set_path(format!("/help/{:}/details", name));
         }
 
@@ -76,7 +81,7 @@ impl HelpShell {
         }
         match viewed {
             Tagged {
-                item: Value::List(l),
+                item: Value::Table(l),
                 ..
             } => {
                 for item in l {

src/shell/value_shell.rs

@@ -43,7 +43,7 @@ impl ValueShell {
         }
         match viewed {
             Tagged {
-                item: Value::List(l),
+                item: Value::Table(l),
                 ..
             } => {
                 for item in l {
@@ -55,7 +55,7 @@ impl ValueShell {
             }
         }
 
-        shell_entries    
+        shell_entries
     }
 
     fn members(&self) -> VecDeque<Tagged<Value>> {

src/utils.rs

@@ -1,6 +1,6 @@
+use crate::data::meta::Tagged;
+use crate::data::Value;
 use crate::errors::ShellError;
-use crate::object::meta::Tagged;
-use crate::object::Value;
 use std::fmt;
 use std::ops::Div;
 use std::path::{Component, Path, PathBuf};
@@ -150,14 +150,14 @@ impl<'a> Iterator for TaggedValueIter<'a> {
 impl Tagged<Value> {
     fn is_dir(&self) -> bool {
         match self.item() {
-            Value::Object(_) | Value::List(_) => true,
+            Value::Row(_) | Value::Table(_) => true,
             _ => false,
         }
     }
 
     fn entries(&self) -> TaggedValueIter<'_> {
         match self.item() {
-            Value::Object(o) => {
+            Value::Row(o) => {
                 let iter = o.entries.iter();
                 TaggedValueIter::List(iter)
             }
@@ -321,8 +321,8 @@ impl FileStructure {
 #[cfg(test)]
 mod tests {
     use super::{FileStructure, Res, ValueResource, ValueStructure};
-    use crate::object::meta::{Tag, Tagged};
+    use crate::data::meta::{Tag, Tagged};
-    use crate::object::{TaggedDictBuilder, Value};
+    use crate::data::{TaggedDictBuilder, Value};
     use pretty_assertions::assert_eq;
     use std::path::PathBuf;