Class DefaultScopeProvider

Language-specific service for determining the scope of target elements visible in a specific cross-reference context.

Hierarchy (view full)

DefaultScopeProvider
- LangiumGrammarScopeProvider

Implements

ScopeProvider

Index

Constructors

Properties

descriptions globalScopeCache indexManager nameProvider reflection

Methods

createScope createScopeForNodes getGlobalScope getScope

Constructors

constructor

new DefaultScopeProvider(services): DefaultScopeProvider
Parameters
- services: LangiumCoreServices
Returns DefaultScopeProvider
- Defined in packages/langium/src/references/scope-provider.ts:43

Properties

`Protected` `Readonly`descriptions

descriptions: AstNodeDescriptionProvider

`Protected` `Readonly`globalScopeCache

globalScopeCache: WorkspaceCache<string, Scope>

`Protected` `Readonly`indexManager

indexManager: IndexManager

`Protected` `Readonly`nameProvider

nameProvider: NameProvider

`Protected` `Readonly`reflection

reflection: AstReflection

Methods

`Protected`createScope

createScope(elements, outerScope?, options?): Scope
Create a scope for the given collection of AST node descriptions.
Parameters
- elements: Iterable<AstNodeDescription>
- OptionalouterScope: Scope
- Optionaloptions: ScopeOptions
Returns Scope
- Defined in packages/langium/src/references/scope-provider.ts:78

`Protected`createScopeForNodes

createScopeForNodes(elements, outerScope?, options?): Scope
Create a scope for the given collection of AST nodes, which need to be transformed into respective descriptions first. This is done using the NameProvider and AstNodeDescriptionProvider services.
Parameters
- elements: Iterable<AstNode>
- OptionalouterScope: Scope
- Optionaloptions: ScopeOptions
Returns Scope
- Defined in packages/langium/src/references/scope-provider.ts:86

`Protected`getGlobalScope

getGlobalScope(referenceType, _context): Scope
Create a global scope filtered for the given reference type.
Parameters
- referenceType: string
- _context: ReferenceInfo
Returns Scope
- Defined in packages/langium/src/references/scope-provider.ts:100

getScope

getScope(context): Scope
Return a scope describing what elements are visible for the given AST node and cross-reference identifier.
Parameters
- context: ReferenceInfo
  Information about the reference for which a scope is requested.
Returns Scope
Implementation of ScopeProvider.getScope
- Defined in packages/langium/src/references/scope-provider.ts:51