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accept multiple variables in with-env(#2490) (#2526)

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* accept multiple variables in with-env(#2490)

* add examples for test

* fix format(#2490)
This commit is contained in:
Yusuke Ito 2020-09-10 16:23:28 +09:00 committed by GitHub
parent 0f7a9bbd31
commit e9bb4f25eb
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1 changed files with 18 additions and 7 deletions
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25
crates/nu-cli/src/commands/with_env.rs
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@ -9,7 +9,7 @@ pub struct WithEnv;
#[derive(Deserialize, Debug)]
struct WithEnvArgs {
variable: (Tagged<String>, Tagged<String>),
variable: Vec<Tagged<String>>,
block: Block,
}
@ -46,11 +46,18 @@ impl WholeStreamCommand for WithEnv {
}
fn examples(&self) -> Vec<Example> {
vec![Example {
description: "Set the MYENV environment variable",
example: r#"with-env [MYENV "my env value"] { echo $nu.env.MYENV }"#,
result: Some(vec![Value::from("my env value")]),
}]
vec![
Example {
description: "Set the MYENV environment variable",
example: r#"with-env [MYENV "my env value"] { echo $nu.env.MYENV }"#,
result: Some(vec![Value::from("my env value")]),
},
Example {
description: "Set multiple environment variables",
example: r#"with-env [X Y W Z] { echo $nu.env.X $nu.env.W }"#,
result: Some(vec![Value::from("Y"), Value::from("Z")]),
},
]
}
}
@ -64,7 +71,11 @@ async fn with_env(
let mut scope = raw_args.call_info.scope.clone();
let (WithEnvArgs { variable, block }, input) = raw_args.process(&registry).await?;
scope.env.insert(variable.0.item, variable.1.item);
for v in variable.chunks(2) {
if v.len() == 2 {
scope.env.insert(v[0].item.clone(), v[1].item.clone());
}
}
let result = run_block(
&block,