b35914bd17
* category option for signature * category option for signature * column description for $scope
77 lines
2.3 KiB
Rust
77 lines
2.3 KiB
Rust
// Note: this is a temporary command that later will be converted into a pipeline
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use std::process::Command as ProcessCommand;
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use std::process::Stdio;
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use nu_protocol::ast::Call;
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use nu_protocol::engine::Command;
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use nu_protocol::engine::EngineState;
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use nu_protocol::engine::Stack;
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use nu_protocol::Category;
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use nu_protocol::IntoInterruptiblePipelineData;
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use nu_protocol::PipelineData;
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use nu_protocol::{Signature, Value};
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#[derive(Clone)]
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pub struct ListGitBranches;
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//NOTE: this is not a real implementation :D. It's just a simple one to test with until we port the real one.
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impl Command for ListGitBranches {
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fn name(&self) -> &str {
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"list-git-branches"
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}
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fn usage(&self) -> &str {
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"List the git branches of the current directory."
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}
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fn signature(&self) -> nu_protocol::Signature {
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Signature::build("list-git-branches").category(Category::Experimental)
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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<nu_protocol::PipelineData, nu_protocol::ShellError> {
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let list_branches = ProcessCommand::new("git")
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.arg("branch")
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.stdout(Stdio::piped())
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.spawn();
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if let Ok(child) = list_branches {
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if let Ok(output) = child.wait_with_output() {
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let val = output.stdout;
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let s = String::from_utf8_lossy(&val).to_string();
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#[allow(clippy::needless_collect)]
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let lines: Vec<_> = s
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.lines()
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.filter_map(|x| {
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if x.starts_with("* ") {
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None
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} else {
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Some(x.trim())
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}
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})
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.map(|x| Value::String {
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val: x.into(),
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span: call.head,
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})
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.collect();
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Ok(lines
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.into_iter()
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.into_pipeline_data(engine_state.ctrlc.clone()))
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} else {
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Ok(PipelineData::new(call.head))
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}
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} else {
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Ok(PipelineData::new(call.head))
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}
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}
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}
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