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feat: import statment validation (zenstackhq#369)
- show an error if cannot find the imported model file - support Go To Definition for valid import statement
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,36 @@ | ||
import { DefaultDefinitionProvider, LangiumDocuments, LangiumServices, LeafCstNode, MaybePromise } from 'langium'; | ||
import { DefinitionParams, LocationLink, Range } from 'vscode-languageserver'; | ||
import { resolveImport } from '../utils/ast-utils'; | ||
import { isModelImport } from '@zenstackhq/language/ast'; | ||
|
||
export class ZModelDefinitionProvider extends DefaultDefinitionProvider { | ||
protected documents: LangiumDocuments; | ||
|
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constructor(services: LangiumServices) { | ||
super(services); | ||
this.documents = services.shared.workspace.LangiumDocuments; | ||
} | ||
protected override collectLocationLinks( | ||
sourceCstNode: LeafCstNode, | ||
_params: DefinitionParams | ||
): MaybePromise<LocationLink[] | undefined> { | ||
if (isModelImport(sourceCstNode.element)) { | ||
const importedModel = resolveImport(this.documents, sourceCstNode.element); | ||
if (importedModel?.$document) { | ||
const targetObject = importedModel; | ||
const selectionRange = this.nameProvider.getNameNode(targetObject)?.range ?? Range.create(0, 0, 0, 0); | ||
const previewRange = targetObject.$cstNode?.range ?? Range.create(0, 0, 0, 0); | ||
return [ | ||
LocationLink.create( | ||
importedModel.$document.uri.toString(), | ||
previewRange, | ||
selectionRange, | ||
sourceCstNode.range | ||
), | ||
]; | ||
} | ||
return undefined; | ||
} | ||
return super.collectLocationLinks(sourceCstNode, _params); | ||
} | ||
} |
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