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from pygls.server import LanguageServer
from lsprotocol.types import (
TEXT_DOCUMENT_COMPLETION,
CompletionItem,
CompletionList,
CompletionParams,
)
server = LanguageServer("example-server", "v0.1")
@server.feature(TEXT_DOCUMENT_COMPLETION)
def completions(params: CompletionParams):
items = []
document = server.workspace.get_document(params.text_document.uri)
current_line = document.lines[params.position.line].strip()
if current_line.endswith("hello."):
items = [
CompletionItem(label="world"),
CompletionItem(label="friend"),
]
return CompletionList(
is_incomplete=False,
items=items,
)
server.start_io()
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