Add new line primitive, bump version, allow bare filepaths

Cargo.lock

@@ -1878,7 +1878,7 @@ dependencies = [
 
 [[package]]
 name = "nu"
-version = "0.6.1"
+version = "0.6.2"
 dependencies = [
  "ansi_term 0.12.1",
  "app_dirs",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nu"
-version = "0.6.1"
+version = "0.6.2"
 authors = ["Yehuda Katz <wycats@gmail.com>", "Jonathan Turner <jonathan.d.turner@gmail.com>", "Andrés N. Robalino <andres@androbtech.com>"]
 description = "A shell for the GitHub era"
 license = "MIT"

crates/nu-parser/src/hir/syntax_shape/expression/file_path.rs

@@ -102,10 +102,17 @@ impl ExpandExpression for FilePathShape {
         token_nodes: &mut TokensIterator<'_>,
         context: &ExpandContext,
     ) -> Result<hir::Expression, ParseError> {
-        let atom = expand_atom(token_nodes, "file path", context, ExpansionRule::new())?;
+        let atom = expand_atom(
+            token_nodes,
+            "file path",
+            context,
+            ExpansionRule::new().allow_external_word(),
+        )?;
 
         match atom.unspanned {
-            UnspannedAtomicToken::Word { text: body } | UnspannedAtomicToken::String { body } => {
+            UnspannedAtomicToken::Word { text: body }
+            | UnspannedAtomicToken::ExternalWord { text: body }
+            | UnspannedAtomicToken::String { body } => {
                 let path = expand_file_path(body.slice(context.source), context);
                 return Ok(hir::Expression::file_path(path, atom.span));
             }

crates/nu-parser/src/hir/syntax_shape/expression/pattern.rs

@@ -84,11 +84,17 @@ impl ExpandExpression for PatternShape {
         token_nodes: &mut TokensIterator<'_>,
         context: &ExpandContext,
     ) -> Result<hir::Expression, ParseError> {
-        let atom = expand_atom(token_nodes, "pattern", context, ExpansionRule::new())?;
+        let atom = expand_atom(
+            token_nodes,
+            "pattern",
+            context,
+            ExpansionRule::new().allow_external_word(),
+        )?;
 
         match atom.unspanned {
             UnspannedAtomicToken::Word { text: body }
             | UnspannedAtomicToken::String { body }
+            | UnspannedAtomicToken::ExternalWord { text: body }
             | UnspannedAtomicToken::GlobPattern { pattern: body } => {
                 let path = expand_file_path(body.slice(context.source), context);
                 return Ok(hir::Expression::pattern(path.to_string_lossy(), atom.span));

crates/nu-protocol/src/value.rs

@@ -132,9 +132,10 @@ impl Value {
         self.tag.clone()
     }
 
-    pub fn as_string(&self) -> Result<&str, ShellError> {
+    pub fn as_string(&self) -> Result<String, ShellError> {
         match &self.value {
-            UntaggedValue::Primitive(Primitive::String(string)) => Ok(&string[..]),
+            UntaggedValue::Primitive(Primitive::String(string)) => Ok(string.clone()),
+            UntaggedValue::Primitive(Primitive::Line(line)) => Ok(line.clone() + "\n"),
             _ => Err(ShellError::type_error("string", self.spanned_type_name())),
         }
     }

crates/nu-protocol/src/value/debug.rs

@@ -31,6 +31,7 @@ impl PrettyType for Primitive {
             Primitive::Decimal(_) => ty("decimal"),
             Primitive::Bytes(_) => ty("bytesize"),
             Primitive::String(_) => ty("string"),
+            Primitive::Line(_) => ty("line"),
             Primitive::ColumnPath(_) => ty("column-path"),
             Primitive::Pattern(_) => ty("pattern"),
             Primitive::Boolean(_) => ty("boolean"),
@@ -52,6 +53,7 @@ impl PrettyDebug for Primitive {
             Primitive::Decimal(decimal) => prim(format_args!("{}", decimal)),
             Primitive::Bytes(bytes) => primitive_doc(bytes, "bytesize"),
             Primitive::String(string) => prim(string),
+            Primitive::Line(string) => prim(string),
             Primitive::ColumnPath(path) => path.pretty(),
             Primitive::Pattern(pattern) => primitive_doc(pattern, "pattern"),
             Primitive::Boolean(boolean) => match boolean {

crates/nu-protocol/src/value/primitive.rs

@@ -17,6 +17,7 @@ pub enum Primitive {
     Decimal(BigDecimal),
     Bytes(u64),
     String(String),
+    Line(String),
     ColumnPath(ColumnPath),
     Pattern(String),
     Boolean(bool),
@@ -51,6 +52,7 @@ impl ShellTypeName for Primitive {
             Primitive::Decimal(_) => "decimal",
             Primitive::Bytes(_) => "bytes",
             Primitive::String(_) => "string",
+            Primitive::Line(_) => "line",
             Primitive::ColumnPath(_) => "column path",
             Primitive::Pattern(_) => "pattern",
             Primitive::Boolean(_) => "boolean",

src/commands/autoview.rs

@@ -152,6 +152,25 @@ pub fn autoview(
                                 } => {
                                     outln!("{}", s);
                                 }
+                                Value {
+                                    value: UntaggedValue::Primitive(Primitive::Line(ref s)),
+                                    tag: Tag { anchor, span },
+                                } if anchor.is_some() => {
+                                    if let Some(text) = text {
+                                        let mut stream = VecDeque::new();
+                                        stream.push_back(value::string(s).into_value(Tag { anchor, span }));
+                                        let result = text.run(raw.with_input(stream.into()), &context.commands);
+                                        result.collect::<Vec<_>>().await;
+                                    } else {
+                                        outln!("{}\n", s);
+                                    }
+                                }
+                                Value {
+                                    value: UntaggedValue::Primitive(Primitive::Line(s)),
+                                    ..
+                                } => {
+                                    outln!("{}\n", s);
+                                }
                                 Value {
                                     value: UntaggedValue::Primitive(Primitive::Path(s)),
                                     ..

src/commands/classified/external.rs

@@ -25,7 +25,7 @@ impl Encoder for LinesCodec {
 }
 
 impl Decoder for LinesCodec {
-    type Item = String;
+    type Item = nu_protocol::UntaggedValue;
     type Error = Error;
 
     fn decode(&mut self, src: &mut BytesMut) -> Result<Option<Self::Item>, Self::Error> {
@@ -33,12 +33,14 @@ impl Decoder for LinesCodec {
             Some(pos) if !src.is_empty() => {
                 let buf = src.split_to(pos + 1);
                 String::from_utf8(buf.to_vec())
+                    .map(value::line)
                     .map(Some)
                     .map_err(|e| Error::new(ErrorKind::InvalidData, e))
             }
             _ if !src.is_empty() => {
                 let drained = src.take();
                 String::from_utf8(drained.to_vec())
+                    .map(value::string)
                     .map(Some)
                     .map_err(|e| Error::new(ErrorKind::InvalidData, e))
             }
@@ -192,8 +194,7 @@ pub(crate) async fn run_external_command(
                 let stdout = popen.stdout.take().unwrap();
                 let file = futures::io::AllowStdIo::new(stdout);
                 let stream = Framed::new(file, LinesCodec {});
-                let stream =
-                    stream.map(move |line| value::string(line.unwrap()).into_value(&name_tag));
+                let stream = stream.map(move |line| line.unwrap().into_value(&name_tag));
                 Ok(ClassifiedInputStream::from_input_stream(
                     stream.boxed() as BoxStream<'static, Value>
                 ))

src/commands/from_delimited_data.rs

@@ -56,19 +56,16 @@ pub fn from_delimited_data(
         for value in values {
             let value_tag = &value.tag;
             latest_tag = Some(value_tag.clone());
-            match &value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
-                }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            } else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_tag.clone(),
                     "value originates from here",
                     value_tag.clone(),
-                )),
-
+                ))
             }
         }
 

src/commands/from_ini.rs

@@ -79,19 +79,16 @@ fn from_ini(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
         for value in values {
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
-            match &value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
-                }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            } else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/from_json.rs

@@ -83,19 +83,17 @@ fn from_json(
         for value in values {
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
-            match &value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
-                }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            } else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/from_ssv.rs

@@ -266,17 +266,17 @@ fn from_ssv(
         for value in values {
             let value_tag = value.tag.clone();
             latest_tag = Some(value_tag.clone());
-            match &value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
             }
-                _ => yield Err(ShellError::labeled_error_with_secondary (
+            else {
+                yield Err(ShellError::labeled_error_with_secondary (
                     "Expected a string from pipeline",
                     "requires string input",
                     &name,
                     "value originates from here",
                     &value_tag
-                )),
+                ))
             }
         }
 

src/commands/from_toml.rs

@@ -82,19 +82,17 @@ pub fn from_toml(
         for value in values {
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
-            match value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
             }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/from_url.rs

@@ -3,7 +3,7 @@ use crate::data::value;
 use crate::data::TaggedDictBuilder;
 use crate::prelude::*;
 use nu_errors::ShellError;
-use nu_protocol::{Primitive, ReturnSuccess, Signature, UntaggedValue, Value};
+use nu_protocol::{ReturnSuccess, Signature, Value};
 
 pub struct FromURL;
 
@@ -44,18 +44,16 @@ fn from_url(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
         for value in values {
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
-            match value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            } else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/from_xml.rs

@@ -96,19 +96,17 @@ fn from_xml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStrea
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
 
-            match value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
             }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/from_yaml.rs

@@ -110,19 +110,17 @@ fn from_yaml(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStre
             latest_tag = Some(value.tag.clone());
             let value_span = value.tag.span;
 
-            match &value.value {
-                UntaggedValue::Primitive(Primitive::String(s)) => {
+            if let Ok(s) = value.as_string() {
                 concat_string.push_str(&s);
-                    concat_string.push_str("\n");
             }
-                _ => yield Err(ShellError::labeled_error_with_secondary(
+            else {
+                yield Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     value_span,
-                )),
-
+                ))
             }
         }
 

src/commands/lines.rs

@@ -38,8 +38,8 @@ fn lines(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream,
 
     let stream = input
         .values
-        .map(move |v| match v.value {
-            UntaggedValue::Primitive(Primitive::String(s)) => {
+        .map(move |v| {
+            if let Ok(s) = v.as_string() {
                 let split_result: Vec<_> = s.lines().filter(|s| s.trim() != "").collect();
 
                 trace!("split result = {:?}", split_result);
@@ -47,12 +47,11 @@ fn lines(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream,
                 let mut result = VecDeque::new();
                 for s in split_result {
                     result.push_back(ReturnSuccess::value(
-                        UntaggedValue::Primitive(Primitive::String(s.into())).into_untagged_value(),
+                        UntaggedValue::Primitive(Primitive::Line(s.into())).into_untagged_value(),
                     ));
                 }
                 result
-            }
-            _ => {
+            } else {
                 let mut result = VecDeque::new();
                 let value_span = v.tag.span;
 

src/commands/save.rs

@@ -146,7 +146,7 @@ fn save(
                         }
                         _ => {
                             yield Err(ShellError::labeled_error(
-                                "Save requires a filepath (1)",
+                                "Save requires a filepath",
                                 "needs path",
                                 name_tag.clone(),
                             ));
@@ -154,7 +154,7 @@ fn save(
                     },
                     None => {
                         yield Err(ShellError::labeled_error(
-                            "Save requires a filepath (2)",
+                            "Save requires a filepath",
                             "needs path",
                             name_tag.clone(),
                         ));
@@ -162,7 +162,7 @@ fn save(
                 }
             } else {
                 yield Err(ShellError::labeled_error(
-                    "Save requires a filepath (3)",
+                    "Save requires a filepath",
                     "needs path",
                     name_tag.clone(),
                 ));

src/commands/size.rs

@@ -2,7 +2,7 @@ use crate::commands::WholeStreamCommand;
 use crate::data::{value, TaggedDictBuilder};
 use crate::prelude::*;
 use nu_errors::ShellError;
-use nu_protocol::{Primitive, ReturnSuccess, Signature, UntaggedValue, Value};
+use nu_protocol::{ReturnSuccess, Signature, Value};
 
 pub struct Size;
 
@@ -35,17 +35,18 @@ fn size(args: CommandArgs, _registry: &CommandRegistry) -> Result<OutputStream,
 
     Ok(input
         .values
-        .map(move |v| match v.value {
-            UntaggedValue::Primitive(Primitive::String(ref s)) => {
-                ReturnSuccess::value(count(s, &v.tag))
-            }
-            _ => Err(ShellError::labeled_error_with_secondary(
+        .map(move |v| {
+            if let Ok(s) = v.as_string() {
+                ReturnSuccess::value(count(&s, &v.tag))
+            } else {
+                Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     v.tag.span,
-            )),
+                ))
+            }
         })
         .to_output_stream())
 }

src/commands/split_column.rs

@@ -57,8 +57,8 @@ fn split_column(
 
     Ok(input
         .values
-        .map(move |v| match v.value {
-            UntaggedValue::Primitive(Primitive::String(ref s)) => {
+        .map(move |v| {
+            if let Ok(s) = v.as_string() {
                 let splitter = separator.replace("\\n", "\n");
                 trace!("splitting with {:?}", splitter);
 
@@ -104,14 +104,15 @@ fn split_column(
                     }
                     ReturnSuccess::value(dict.into_value())
                 }
-            }
-            _ => Err(ShellError::labeled_error_with_secondary(
+            } else {
+                Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",
                     "requires string input",
                     name_span,
                     "value originates from here",
                     v.tag.span,
-            )),
+                ))
+            }
         })
         .to_output_stream())
 }

src/commands/split_row.rs

@@ -44,8 +44,8 @@ fn split_row(
 ) -> Result<OutputStream, ShellError> {
     let stream = input
         .values
-        .map(move |v| match v.value {
-            UntaggedValue::Primitive(Primitive::String(ref s)) => {
+        .map(move |v| {
+            if let Ok(s) = v.as_string() {
                 let splitter = separator.item.replace("\\n", "\n");
                 trace!("splitting with {:?}", splitter);
                 let split_result: Vec<_> = s.split(&splitter).filter(|s| s.trim() != "").collect();
@@ -59,8 +59,7 @@ fn split_row(
                     ));
                 }
                 result
-            }
-            _ => {
+            } else {
                 let mut result = VecDeque::new();
                 result.push_back(Err(ShellError::labeled_error_with_secondary(
                     "Expected a string from pipeline",

src/commands/to_bson.rs

@@ -56,6 +56,7 @@ pub fn value_to_bson_value(v: &Value) -> Result<Bson, ShellError> {
         }
         UntaggedValue::Primitive(Primitive::Nothing) => Bson::Null,
         UntaggedValue::Primitive(Primitive::String(s)) => Bson::String(s.clone()),
+        UntaggedValue::Primitive(Primitive::Line(s)) => Bson::String(s.clone()),
         UntaggedValue::Primitive(Primitive::ColumnPath(path)) => Bson::Array(
             path.iter()
                 .map(|x| match &x.unspanned {

src/commands/to_delimited_data.rs

@@ -137,6 +137,7 @@ fn to_string_tagged_value(v: &Value) -> Result<String, ShellError> {
         UntaggedValue::Primitive(Primitive::Path(_)) => Ok(v.as_string()?.to_string()),
         UntaggedValue::Table(_) => return Ok(String::from("[Table]")),
         UntaggedValue::Row(_) => return Ok(String::from("[Row]")),
+        UntaggedValue::Primitive(Primitive::Line(s)) => return Ok(s.to_string()),
         UntaggedValue::Primitive(Primitive::String(s)) => return Ok(s.to_string()),
         _ => {
             return Err(ShellError::labeled_error(

src/commands/to_json.rs

@@ -54,6 +54,7 @@ pub fn value_to_json_value(v: &Value) -> Result<serde_json::Value, ShellError> {
         UntaggedValue::Primitive(Primitive::Nothing) => serde_json::Value::Null,
         UntaggedValue::Primitive(Primitive::Pattern(s)) => serde_json::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::String(s)) => serde_json::Value::String(s.clone()),
+        UntaggedValue::Primitive(Primitive::Line(s)) => serde_json::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::ColumnPath(path)) => serde_json::Value::Array(
             path.iter()
                 .map(|x| match &x.unspanned {

src/commands/to_sqlite.rs

@@ -94,6 +94,7 @@ fn nu_value_to_sqlite_string(v: Value) -> String {
             Primitive::Bytes(u) => format!("{}", u),
             Primitive::Pattern(s) => format!("'{}'", s.replace("'", "''")),
             Primitive::String(s) => format!("'{}'", s.replace("'", "''")),
+            Primitive::Line(s) => format!("'{}'", s.replace("'", "''")),
             Primitive::Boolean(true) => "1".into(),
             Primitive::Boolean(_) => "0".into(),
             Primitive::Date(d) => format!("'{}'", d),

src/commands/to_toml.rs

@@ -50,6 +50,7 @@ pub fn value_to_toml_value(v: &Value) -> Result<toml::Value, ShellError> {
         }
         UntaggedValue::Primitive(Primitive::Pattern(s)) => toml::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::String(s)) => toml::Value::String(s.clone()),
+        UntaggedValue::Primitive(Primitive::Line(s)) => toml::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::Path(s)) => {
             toml::Value::String(s.display().to_string())
         }

src/commands/to_yaml.rs

@@ -51,6 +51,7 @@ pub fn value_to_yaml_value(v: &Value) -> Result<serde_yaml::Value, ShellError> {
         UntaggedValue::Primitive(Primitive::Nothing) => serde_yaml::Value::Null,
         UntaggedValue::Primitive(Primitive::Pattern(s)) => serde_yaml::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::String(s)) => serde_yaml::Value::String(s.clone()),
+        UntaggedValue::Primitive(Primitive::Line(s)) => serde_yaml::Value::String(s.clone()),
         UntaggedValue::Primitive(Primitive::ColumnPath(path)) => {
             let mut out = vec![];
 

src/data/base.rs

@@ -186,6 +186,9 @@ fn coerce_compare_primitive(
             CompareValues::Decimals(BigDecimal::from(*left), right.clone())
         }
         (String(left), String(right)) => CompareValues::String(left.clone(), right.clone()),
+        (Line(left), String(right)) => CompareValues::String(left.clone(), right.clone()),
+        (String(left), Line(right)) => CompareValues::String(left.clone(), right.clone()),
+        (Line(left), Line(right)) => CompareValues::String(left.clone(), right.clone()),
         (Date(left), Date(right)) => CompareValues::Date(left.clone(), right.clone()),
         (Date(left), Duration(right)) => CompareValues::DateDuration(left.clone(), right.clone()),
         _ => return Err((left.type_name(), right.type_name())),

src/data/base/shape.rs

@@ -33,6 +33,7 @@ pub enum TypeShape {
     Decimal,
     Bytesize,
     String,
+    Line,
     ColumnPath,
     Pattern,
     Boolean,
@@ -62,6 +63,7 @@ impl TypeShape {
             Primitive::Decimal(_) => TypeShape::Decimal,
             Primitive::Bytes(_) => TypeShape::Bytesize,
             Primitive::String(_) => TypeShape::String,
+            Primitive::Line(_) => TypeShape::Line,
             Primitive::ColumnPath(_) => TypeShape::ColumnPath,
             Primitive::Pattern(_) => TypeShape::Pattern,
             Primitive::Boolean(_) => TypeShape::Boolean,
@@ -114,6 +116,7 @@ impl PrettyDebug for TypeShape {
             TypeShape::Decimal => ty("decimal"),
             TypeShape::Bytesize => ty("bytesize"),
             TypeShape::String => ty("string"),
+            TypeShape::Line => ty("line"),
             TypeShape::ColumnPath => ty("column-path"),
             TypeShape::Pattern => ty("pattern"),
             TypeShape::Boolean => ty("boolean"),
@@ -208,6 +211,7 @@ pub enum InlineShape {
     Decimal(BigDecimal),
     Bytesize(u64),
     String(String),
+    Line(String),
     ColumnPath(ColumnPath),
     Pattern(String),
     Boolean(bool),
@@ -242,6 +246,7 @@ impl InlineShape {
             Primitive::Decimal(decimal) => InlineShape::Decimal(decimal.clone()),
             Primitive::Bytes(bytesize) => InlineShape::Bytesize(*bytesize),
             Primitive::String(string) => InlineShape::String(string.clone()),
+            Primitive::Line(string) => InlineShape::Line(string.clone()),
             Primitive::ColumnPath(path) => InlineShape::ColumnPath(path.clone()),
             Primitive::Pattern(pattern) => InlineShape::Pattern(pattern.clone()),
             Primitive::Boolean(boolean) => InlineShape::Boolean(*boolean),
@@ -327,6 +332,7 @@ impl PrettyDebug for FormatInlineShape {
                 }
             }
             InlineShape::String(string) => b::primitive(format!("{}", string)),
+            InlineShape::Line(string) => b::primitive(format!("{}", string)),
             InlineShape::ColumnPath(path) => {
                 b::intersperse(path.iter().map(|member| member.pretty()), b::keyword("."))
             }

src/data/primitive.rs

@@ -37,6 +37,7 @@ pub fn format_primitive(primitive: &Primitive, field_name: Option<&String>) -> S
         Primitive::Decimal(decimal) => format!("{}", decimal),
         Primitive::Pattern(s) => format!("{}", s),
         Primitive::String(s) => format!("{}", s),
+        Primitive::Line(s) => format!("{}", s),
         Primitive::ColumnPath(p) => {
             let mut members = p.iter();
             let mut f = String::new();

src/data/types.rs

@@ -86,6 +86,10 @@ impl ExtractType for String {
                 value: UntaggedValue::Primitive(Primitive::String(string)),
                 ..
             } => Ok(string.clone()),
+            Value {
+                value: UntaggedValue::Primitive(Primitive::Line(string)),
+                ..
+            } => Ok(string.clone()),
             other => Err(ShellError::type_error("String", other.spanned_type_name())),
         }
     }

src/data/value.rs

@@ -27,6 +27,10 @@ pub fn string(s: impl Into<String>) -> UntaggedValue {
     UntaggedValue::Primitive(Primitive::String(s.into()))
 }
 
+pub fn line(s: impl Into<String>) -> UntaggedValue {
+    UntaggedValue::Primitive(Primitive::Line(s.into()))
+}
+
 pub fn column_path(s: Vec<impl Into<PathMember>>) -> UntaggedValue {
     UntaggedValue::Primitive(Primitive::ColumnPath(ColumnPath::new(
         s.into_iter().map(|p| p.into()).collect(),

src/plugins/match.rs

@@ -72,16 +72,14 @@ impl Plugin for Match {
                 tag,
             } => {
                 if let Some(val) = dict.entries.get(&self.column) {
-                    match val {
-                        Value {
-                            value: UntaggedValue::Primitive(Primitive::String(s)),
-                            ..
-                        } => {
-                            flag = self.regex.is_match(s);
-                        }
-                        Value { tag, .. } => {
-                            return Err(ShellError::labeled_error("expected string", "value", tag));
-                        }
+                    if let Ok(s) = val.as_string() {
+                        flag = self.regex.is_match(&s);
+                    } else {
+                        return Err(ShellError::labeled_error(
+                            "expected string",
+                            "value",
+                            val.tag(),
+                        ));
                     }
                 } else {
                     return Err(ShellError::labeled_error(

src/plugins/parse.rs

@@ -129,15 +129,9 @@ impl Plugin for Parse {
 
     fn filter(&mut self, input: Value) -> Result<Vec<ReturnValue>, ShellError> {
         let mut results = vec![];
-        match &input {
-            Value {
-                tag,
-                value: UntaggedValue::Primitive(Primitive::String(s)),
-            } => {
-                //self.full_input.push_str(&s);
-
+        if let Ok(s) = input.as_string() {
             for cap in self.regex.captures_iter(&s) {
-                    let mut dict = TaggedDictBuilder::new(tag);
+                let mut dict = TaggedDictBuilder::new(input.tag());
 
                 for (idx, column_name) in self.column_names.iter().enumerate() {
                     dict.insert_untagged(column_name, value::string(&cap[idx + 1].to_string()));
@@ -146,8 +140,6 @@ impl Plugin for Parse {
                 results.push(ReturnSuccess::value(dict.into_value()));
             }
         }
-            _ => {}
-        }
         Ok(results)
     }
 }

src/plugins/str.rs

@@ -155,6 +155,9 @@ impl Str {
             UntaggedValue::Primitive(Primitive::String(ref s)) => {
                 Ok(self.apply(&s)?.into_value(value.tag()))
             }
+            UntaggedValue::Primitive(Primitive::Line(ref s)) => {
+                Ok(self.apply(&s)?.into_value(value.tag()))
+            }
             UntaggedValue::Row(_) => match self.field {
                 Some(ref f) => {
                     let fields = f.clone();

tests/filters_test.rs

@@ -30,6 +30,7 @@ fn converts_structured_table_to_csv_text() {
             r#"
                 open csv_text_sample.txt
                 | lines
+                | trim
                 | split-column "," a b c d origin
                 | last 1
                 | to-csv
@@ -60,6 +61,7 @@ fn converts_structured_table_to_csv_text_skipping_headers_after_conversion() {
             r#"
                 open csv_text_sample.txt
                 | lines
+                | trim
                 | split-column "," a b c d origin
                 | last 1
                 | to-csv --headerless