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Plugin json (#474)

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* json encoder

* thread to pass messages

* description for example
This commit is contained in:
Fernando Herrera
2021-12-12 11:50:35 +00:00
committed by GitHub
parent f8e6620e48
commit 4d7dd23779
30 changed files with 1010 additions and 523 deletions
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14
crates/nu_plugin_example/src/nu/mod.rs
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@ -8,7 +8,7 @@ impl Plugin for Example {
// Each signature will be converted to a command declaration once the
// plugin is registered to nushell
vec![
Signature::build("test-1")
Signature::build("nu-example-1")
.desc("Signature test 1 for plugin. Returns Value::Nothing")
.required("a", SyntaxShape::Int, "required integer value")
.required("b", SyntaxShape::String, "required string value")
@ -17,7 +17,7 @@ impl Plugin for Example {
.named("named", SyntaxShape::String, "named string", Some('n'))
.rest("rest", SyntaxShape::String, "rest value string")
.category(Category::Experimental),
Signature::build("test-2")
Signature::build("nu-example-2")
.desc("Signature test 2 for plugin. Returns list of records")
.required("a", SyntaxShape::Int, "required integer value")
.required("b", SyntaxShape::String, "required string value")
@ -26,7 +26,7 @@ impl Plugin for Example {
.named("named", SyntaxShape::String, "named string", Some('n'))
.rest("rest", SyntaxShape::String, "rest value string")
.category(Category::Experimental),
Signature::build("test-3")
Signature::build("nu-example-3")
.desc("Signature test 3 for plugin. Returns labeled error")
.required("a", SyntaxShape::Int, "required integer value")
.required("b", SyntaxShape::String, "required string value")
@ -46,12 +46,12 @@ impl Plugin for Example {
) -> Result<Value, LabeledError> {
// You can use the name to identify what plugin signature was called
match name {
"test-1" => self.test1(call, input),
"test-2" => self.test2(call, input),
"test-3" => self.test3(call, input),
"nu-example-1" => self.test1(call, input),
"nu-example-2" => self.test2(call, input),
"nu-example-3" => self.test3(call, input),
_ => Err(LabeledError {
label: "Plugin call with wrong name signature".into(),
msg: "using the wrong signature".into(),
msg: "the signature used to call the plugin does not match any name in the plugin signature vector".into(),
span: Some(call.head),
}),
}