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Allow overlays to import prefixed definitions (#6301)

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* WIP

* Fix overlay prefix not preserving correctly

* Work around failing REPL tests

* Remove wrong code when removing with --keep-custom
This commit is contained in:
Jakub Žádník
2022-08-12 21:06:51 +03:00
committed by GitHub
parent d885258dc7
commit c3efb12733
6 changed files with 215 additions and 40 deletions
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70
crates/nu-parser/src/parse_keywords.rs
View File

@@ -702,21 +702,23 @@ pub fn parse_export(
let mut result = vec![];
let decl_name = working_set.get_span_contents(spans[2]);
let decl_name = trim_quotes(decl_name);
if let Some(decl_name_span) = spans.get(2) {
let decl_name = working_set.get_span_contents(*decl_name_span);
let decl_name = trim_quotes(decl_name);
if let Some(decl_id) = working_set.find_decl(decl_name, &Type::Any) {
result.push(Exportable::Decl {
name: decl_name.to_vec(),
id: decl_id,
});
} else {
error = error.or_else(|| {
Some(ParseError::InternalError(
"failed to find added declaration".into(),
span(&spans[1..]),
))
});
if let Some(decl_id) = working_set.find_decl(decl_name, &Type::Any) {
result.push(Exportable::Decl {
name: decl_name.to_vec(),
id: decl_id,
});
} else {
error = error.or_else(|| {
Some(ParseError::InternalError(
"failed to find added declaration".into(),
span(&spans[1..]),
))
});
}
}
result
@@ -2032,7 +2034,13 @@ pub fn parse_overlay_new(
let module_id = working_set.add_module(&overlay_name, Module::new());
working_set.add_overlay(overlay_name.as_bytes().to_vec(), module_id, vec![], vec![]);
working_set.add_overlay(
overlay_name.as_bytes().to_vec(),
module_id,
vec![],
vec![],
false,
);
(pipeline, None)
}
@@ -2118,6 +2126,8 @@ pub fn parse_overlay_add(
);
};
let has_prefix = call.has_flag("prefix");
let pipeline = Pipeline::from_vec(vec![Expression {
expr: Expr::Call(call),
span: span(spans),
@@ -2125,15 +2135,36 @@ pub fn parse_overlay_add(
custom_completion: None,
}]);
// TODO: Add support for it -- needs to play well with overlay remove
let has_prefix = false; //call.has_flag("prefix");
let cwd = working_set.get_cwd();
let mut error = None;
let result = if let Some(module_id) = working_set.find_overlay_origin(overlay_name.as_bytes()) {
let result = if let Some(overlay_frame) = working_set.find_overlay(overlay_name.as_bytes()) {
if has_prefix && !overlay_frame.prefixed {
return (
pipeline,
Some(ParseError::OverlayPrefixMismatch(
overlay_name,
"without".to_string(),
overlay_name_span,
)),
);
}
if !has_prefix && overlay_frame.prefixed {
return (
pipeline,
Some(ParseError::OverlayPrefixMismatch(
overlay_name,
"with".to_string(),
overlay_name_span,
)),
);
}
// Activate existing overlay
let module_id = overlay_frame.origin;
if let Some(new_module_id) = working_set.find_module(overlay_name.as_bytes()) {
if module_id == new_module_id {
Some((overlay_name, Module::new(), module_id))
@@ -2237,6 +2268,7 @@ pub fn parse_overlay_add(
module_id,
decls_to_lay,
aliases_to_lay,
has_prefix,
);
}