54 lines
1.2 KiB
Rust
54 lines
1.2 KiB
Rust
//use nu_engine::CallExt;
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use nu_protocol::ast::Call;
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use nu_protocol::engine::{Command, EngineState, Stack};
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use nu_protocol::{Example, PipelineData, ShellError, Signature, SyntaxShape};
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#[derive(Clone)]
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pub struct Format;
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impl Command for Format {
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fn name(&self) -> &str {
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"format"
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}
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fn signature(&self) -> Signature {
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Signature::build("format").required(
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"pattern",
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SyntaxShape::String,
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"the pattern to output. e.g.) \"{foo}: {bar}\"",
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)
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}
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fn usage(&self) -> &str {
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"Format columns into a string using a simple pattern."
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}
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fn run(
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&self,
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_engine_state: &EngineState,
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_stack: &mut Stack,
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_call: &Call,
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_input: PipelineData,
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) -> Result<PipelineData, ShellError> {
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todo!()
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}
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fn examples(&self) -> Vec<Example> {
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vec![Example {
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description: "Print filenames with their sizes",
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example: "ls | format '{name}: {size}'",
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result: None,
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}]
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}
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}
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#[cfg(test)]
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mod test {
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#[test]
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fn test_examples() {
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use super::Format;
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use crate::test_examples;
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test_examples(Format {})
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}
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}
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