nushell/crates/nu-command/src/commands/from_tsv.rs

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use crate::commands::from_delimited_data::from_delimited_data;
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use crate::prelude::*;
use nu_engine::WholeStreamCommand;
use nu_errors::ShellError;
use nu_protocol::Signature;
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pub struct FromTSV;
#[derive(Deserialize)]
pub struct FromTSVArgs {
noheaders: bool,
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}
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#[async_trait]
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impl WholeStreamCommand for FromTSV {
fn name(&self) -> &str {
"from tsv"
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}
fn signature(&self) -> Signature {
Signature::build("from tsv").switch(
"noheaders",
"don't treat the first row as column names",
Some('n'),
)
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}
fn usage(&self) -> &str {
"Parse text as .tsv and create table."
}
async fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
from_tsv(args).await
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}
}
async fn from_tsv(args: CommandArgs) -> Result<OutputStream, ShellError> {
let name = args.call_info.name_tag.clone();
let (FromTSVArgs { noheaders }, input) = args.process().await?;
from_delimited_data(noheaders, '\t', "TSV", input, name).await
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}
#[cfg(test)]
mod tests {
use super::FromTSV;
use super::ShellError;
#[test]
fn examples_work_as_expected() -> Result<(), ShellError> {
use crate::examples::test as test_examples;
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test_examples(FromTSV {})
}
}