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standardize on how to get file size (#2992)

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* standardize on how to get file size

* forgot to remove comment

* make specified size lowercase

* fix the test due to precision

* added another test

* Update README.md

add contributors graphic

* clippy - test adjustment

* tweaked matching
This commit is contained in:
Darren Schroeder 2021-02-03 07:19:38 -06:00 committed by GitHub
parent da1e1295ea
commit fb1846120d
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5 changed files with 65 additions and 103 deletions
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1
README.md
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@ -318,7 +318,6 @@ Thanks to all the people who already contributed!
<a href="https://github.com/nushell/nushell/graphs/contributors">
<img src="https://contributors-img.web.app/image?repo=nushell/nushell" />
</a>
## License
The project is made available under the MIT license. See the `LICENSE` file for more information.

114
crates/nu-command/src/commands/format/format_filesize.rs
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@ -1,16 +1,13 @@
use crate::prelude::*;
use nu_errors::ShellError;
use nu_data::base::shape::InlineShape;
use nu_engine::WholeStreamCommand;
use nu_errors::ShellError;
use nu_protocol::{
ColumnPath, Primitive::Filesize, ReturnSuccess, Signature, SyntaxShape, UntaggedValue,
UntaggedValue::Primitive, Value,
ColumnPath, Primitive::Filesize, ReturnSuccess, Signature, SyntaxShape, UntaggedValue, Value,
};
use nu_source::Tagged;
use nu_value_ext::get_data_by_column_path;
use num_format::{Locale, ToFormattedString};
pub struct FileSize;
#[derive(Deserialize)]
@ -71,12 +68,25 @@ async fn process_row(
Ok({
let replace_for = get_data_by_column_path(&input, &field, move |_, _, error| error);
match replace_for {
Ok(s) => match convert_bytes_to_string_using_format(s, format) {
Ok(b) => OutputStream::one(ReturnSuccess::value(
input.replace_data_at_column_path(&field, b).expect("Given that the existence check was already done, this shouldn't trigger never"),
)),
Err(e) => OutputStream::one(Err(e)),
},
Ok(s) => {
if let Value {
value: UntaggedValue::Primitive(Filesize(fs)),
..
} = s
{
let byte_format = InlineShape::format_bytes(&fs, Some(&format.item));
let byte_value = Value::from(byte_format.1);
OutputStream::one(ReturnSuccess::value(
input.replace_data_at_column_path(&field, byte_value).expect("Given that the existence check was already done, this shouldn't trigger never"),
))
} else {
return Err(ShellError::labeled_error(
"the data in this row is not of the type filesize",
"invalid datatype in row",
input.tag(),
));
}
}
Err(e) => OutputStream::one(Err(e)),
}
})
@ -102,86 +112,6 @@ async fn filesize(raw_args: CommandArgs) -> Result<OutputStream, ShellError> {
.to_output_stream())
}
fn convert_bytes_to_string_using_format(
bytes: Value,
format: Tagged<String>,
) -> Result<Value, ShellError> {
match bytes.value {
Primitive(Filesize(b)) => {
if let Some(value) = b.to_u128() {
let byte = byte_unit::Byte::from_bytes(value);
let value = match format.item().to_lowercase().as_str() {
"b" => Ok(UntaggedValue::string(
value.to_formatted_string(&Locale::en),
)),
"kb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::KB).to_string(),
)),
"kib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::KiB).to_string(),
)),
"mb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::MB).to_string(),
)),
"mib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::MiB).to_string(),
)),
"gb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::GB).to_string(),
)),
"gib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::GiB).to_string(),
)),
"tb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::TB).to_string(),
)),
"tib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::TiB).to_string(),
)),
"pb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::PB).to_string(),
)),
"pib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::PiB).to_string(),
)),
"eb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::EB).to_string(),
)),
"eib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::EiB).to_string(),
)),
"zb" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::ZB).to_string(),
)),
"zib" => Ok(UntaggedValue::string(
byte.get_adjusted_unit(byte_unit::ByteUnit::ZiB).to_string(),
)),
_ => Err(ShellError::labeled_error(
format!("Invalid format code: {:}", format.item()),
"invalid format",
format.tag(),
)),
};
match value {
Ok(b) => Ok(Value { value: b, ..bytes }),
Err(e) => Err(e),
}
} else {
Err(ShellError::labeled_error(
"Value too large to fit in 128 bits",
"value too large to fit in format",
format.span(),
))
}
}
_ => Err(ShellError::labeled_error(
"the data in this row is not of the type filesize",
"invalid row type",
bytes.tag(),
)),
}
}
#[cfg(test)]
mod tests {
use super::FileSize;

2
crates/nu-command/src/commands/str_/from.rs
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@ -132,7 +132,7 @@ pub fn action(
Primitive::Date(a_date) => a_date.format("%c").to_string(),
Primitive::FilePath(a_filepath) => a_filepath.as_path().display().to_string(),
Primitive::Filesize(a_filesize) => {
let byte_string = InlineShape::format_bytes(a_filesize);
let byte_string = InlineShape::format_bytes(a_filesize, None);
byte_string.1
}
_ => {

31
crates/nu-command/tests/commands/format.rs
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@ -1,4 +1,4 @@
use nu_test_support::fs::Stub::EmptyFile;
use nu_test_support::fs::Stub::{EmptyFile, FileWithContentToBeTrimmed};
use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
@ -61,6 +61,33 @@ fn format_filesize_works() {
"#
));
assert_eq!(actual.out, "0.01 KB");
assert_eq!(actual.out, "0.0 KB");
})
}
#[test]
fn format_filesize_works_with_nonempty_files() {
Playground::setup(
"format_filesize_works_with_nonempty_files",
|dirs, sandbox| {
sandbox.with_files(vec![FileWithContentToBeTrimmed(
"sample.toml",
r#"
[dependency]
name = "nu"
"#,
)]);
let actual = nu!(
cwd: dirs.test(),
"ls sample.toml | format filesize size B | get size | first"
);
#[cfg(not(windows))]
assert_eq!(actual.out, "25");
#[cfg(windows)]
assert_eq!(actual.out, "27");
},
)
}

20
crates/nu-data/src/base/shape.rs
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@ -128,15 +128,21 @@ impl InlineShape {
}
}
pub fn format_bytes(bytesize: &BigInt) -> (DbgDocBldr, String) {
pub fn format_bytes(bytesize: &BigInt, forced_format: Option<&str>) -> (DbgDocBldr, String) {
use bigdecimal::ToPrimitive;
// get the config value, if it doesn't exist make it 'auto' so it works how it originally did
let filesize_format_var = crate::config::config(Tag::unknown())
.expect("unable to get the config.toml file")
.get("filesize_format")
.map(|val| val.convert_to_string().to_ascii_lowercase())
.unwrap_or_else(|| "auto".to_string());
let filesize_format_var;
if let Some(fmt) = forced_format {
filesize_format_var = fmt.to_ascii_lowercase();
} else {
filesize_format_var = crate::config::config(Tag::unknown())
.expect("unable to get the config.toml file")
.get("filesize_format")
.map(|val| val.convert_to_string().to_ascii_lowercase())
.unwrap_or_else(|| "auto".to_string());
}
// if there is a value, match it to one of the valid values for byte units
let filesize_format = match filesize_format_var.as_str() {
"b" => (byte_unit::ByteUnit::B, ""),
@ -233,7 +239,7 @@ impl PrettyDebug for FormatInlineShape {
+ right.clone().format().pretty()
}
InlineShape::Bytesize(bytesize) => {
let bytes = InlineShape::format_bytes(bytesize);
let bytes = InlineShape::format_bytes(bytesize, None);
bytes.0
}
InlineShape::String(string) => DbgDocBldr::primitive(string),