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@ -276,65 +276,62 @@ impl Client {
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.expect("language server not yet initialized!")
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}
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#[inline] // TODO inline?
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/// Client has to be initialized otherwise this function panics
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#[inline]
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pub fn supports_feature(&self, feature: LanguageServerFeature) -> bool {
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let capabilities = match self.capabilities.get() {
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Some(capabilities) => capabilities,
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None => return false, // not initialized, TODO unwrap/expect instead?
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};
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let capabilities = self.capabilities();
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use lsp::*;
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match feature {
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LanguageServerFeature::Format => matches!(
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capabilities.document_formatting_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::GotoDeclaration => matches!(
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capabilities.declaration_provider,
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Some(
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lsp::DeclarationCapability::Simple(true)
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| lsp::DeclarationCapability::RegistrationOptions(_)
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| lsp::DeclarationCapability::Options(_),
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DeclarationCapability::Simple(true)
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| DeclarationCapability::RegistrationOptions(_)
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| DeclarationCapability::Options(_),
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)
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),
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LanguageServerFeature::GotoDefinition => matches!(
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capabilities.definition_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::GotoTypeDefinition => matches!(
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capabilities.type_definition_provider,
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Some(
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lsp::TypeDefinitionProviderCapability::Simple(true)
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| lsp::TypeDefinitionProviderCapability::Options(_),
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TypeDefinitionProviderCapability::Simple(true)
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| TypeDefinitionProviderCapability::Options(_),
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)
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),
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LanguageServerFeature::GotoReference => matches!(
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capabilities.references_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::GotoImplementation => matches!(
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capabilities.implementation_provider,
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Some(
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lsp::ImplementationProviderCapability::Simple(true)
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| lsp::ImplementationProviderCapability::Options(_),
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ImplementationProviderCapability::Simple(true)
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| ImplementationProviderCapability::Options(_),
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)
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),
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LanguageServerFeature::SignatureHelp => capabilities.signature_help_provider.is_some(),
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LanguageServerFeature::Hover => matches!(
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capabilities.hover_provider,
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Some(
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lsp::HoverProviderCapability::Simple(true)
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| lsp::HoverProviderCapability::Options(_),
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)
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Some(HoverProviderCapability::Simple(true) | HoverProviderCapability::Options(_),)
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),
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LanguageServerFeature::DocumentHighlight => matches!(
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capabilities.document_highlight_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::Completion => capabilities.completion_provider.is_some(),
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LanguageServerFeature::CodeAction => matches!(
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capabilities.code_action_provider,
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Some(
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lsp::CodeActionProviderCapability::Simple(true)
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| lsp::CodeActionProviderCapability::Options(_),
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CodeActionProviderCapability::Simple(true)
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| CodeActionProviderCapability::Options(_),
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)
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),
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LanguageServerFeature::WorkspaceCommand => {
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@ -342,23 +339,20 @@ impl Client {
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}
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LanguageServerFeature::DocumentSymbols => matches!(
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capabilities.document_symbol_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::WorkspaceSymbols => matches!(
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capabilities.workspace_symbol_provider,
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Some(lsp::OneOf::Left(true) | lsp::OneOf::Right(_))
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Some(OneOf::Left(true) | OneOf::Right(_))
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),
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LanguageServerFeature::Diagnostics => true, // there's no extra server capability
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LanguageServerFeature::RenameSymbol => matches!(
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capabilities.rename_provider,
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Some(lsp::OneOf::Left(true)) | Some(lsp::OneOf::Right(_))
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Some(OneOf::Left(true)) | Some(OneOf::Right(_))
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),
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LanguageServerFeature::InlayHints => matches!(
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capabilities.inlay_hint_provider,
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Some(
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lsp::OneOf::Left(true)
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| lsp::OneOf::Right(lsp::InlayHintServerCapabilities::Options(_))
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)
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Some(OneOf::Left(true) | OneOf::Right(InlayHintServerCapabilities::Options(_)))
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),
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}
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}
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