shrimp/vscode-extension/server/src/completion/completionProvider.ts

53 lines
1.6 KiB
TypeScript

import { CompletionItem, CompletionItemKind } from 'vscode-languageserver/node'
import { TextDocument } from 'vscode-languageserver-textdocument'
import { completions } from '../metadata/prelude-completions'
import { analyzeCompletionContext } from './contextAnalyzer'
/**
* Provides context-aware completions for Shrimp code.
* Returns module function completions (dict.*, list.*, str.*) or dollar property
* completions ($.*) based on the cursor position.
*/
export const provideCompletions = (
document: TextDocument,
position: { line: number; character: number },
): CompletionItem[] => {
const context = analyzeCompletionContext(document, position)
if (context.type === 'module') {
return buildModuleCompletions(context.moduleName)
}
if (context.type === 'dollar') {
return buildDollarCompletions()
}
return [] // No completions for other contexts yet
}
/**
* Builds completion items for module functions (dict.*, list.*, str.*).
*/
const buildModuleCompletions = (moduleName: string): CompletionItem[] => {
const functions = completions.modules[moduleName as keyof typeof completions.modules]
if (!functions) return []
return Object.entries(functions).map(([name, meta]) => ({
label: name,
kind: CompletionItemKind.Method,
detail: `(${meta.params.join(', ')})`,
insertText: name,
}))
}
/**
* Builds completion items for dollar properties ($.*).
*/
const buildDollarCompletions = (): CompletionItem[] => {
return Object.entries(completions.dollar).map(([name, meta]) => ({
label: name,
kind: CompletionItemKind.Property,
insertText: name,
}))
}