55 lines
1.3 KiB
Rust
55 lines
1.3 KiB
Rust
use crate::prelude::*;
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use nu_engine::WholeStreamCommand;
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use nu_errors::ShellError;
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use nu_protocol::{Primitive, ReturnSuccess, Signature, UntaggedValue, Value};
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pub struct SubCommand;
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impl WholeStreamCommand for SubCommand {
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fn name(&self) -> &str {
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"config clear"
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}
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fn signature(&self) -> Signature {
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Signature::build("config clear")
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}
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fn usage(&self) -> &str {
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"clear the config"
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}
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fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
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clear(args)
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}
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fn examples(&self) -> Vec<Example> {
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vec![Example {
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description: "Clear the config (be careful!)",
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example: "config clear",
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result: None,
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}]
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}
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}
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pub fn clear(args: CommandArgs) -> Result<OutputStream, ShellError> {
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let name_span = args.call_info.name_tag.clone();
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let path = match args.scope.get_var("config-path") {
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Some(Value {
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value: UntaggedValue::Primitive(Primitive::FilePath(path)),
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..
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}) => Some(path),
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_ => nu_data::config::default_path().ok(),
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};
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let mut result = nu_data::config::read(name_span, &path)?;
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result.clear();
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config::write(&result, &path)?;
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Ok(OutputStream::one(ReturnSuccess::value(
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UntaggedValue::Row(result.into()).into_value(args.call_info.name_tag),
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)))
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}
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