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feat(lsp): use fuzzy match on filterText instead of prefix match

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The `complete()` mechanism matches completion candidates against
the typed text, so strict pre-filtering isn't necessary.

This is a first step towards supporting postfix snippets (like
`items@insert` in luals)
This commit is contained in:
Mathias Fussenegger 2024-05-28 21:37:46 +02:00 committed by Mathias Fußenegger
parent 025c874415
commit 0df2c6b5d0
2 changed files with 11 additions and 5 deletions
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14
runtime/lua/vim/lsp/completion.lua
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@ -201,11 +201,17 @@ function M._lsp_to_complete_items(result, prefix, client_id)
return {} return {}
end end
local function matches_prefix(item) if prefix ~= '' then
return vim.startswith(get_completion_word(item), prefix) ---@param item lsp.CompletionItem
end local function match_prefix(item)
if item.filterText then
return next(vim.fn.matchfuzzy({ item.filterText }, prefix))
end
return true
end
items = vim.tbl_filter(matches_prefix, items) --[[@as lsp.CompletionItem[]|]] items = vim.tbl_filter(match_prefix, items) --[[@as lsp.CompletionItem[]|]]
end
table.sort(items, function(a, b) table.sort(items, function(a, b)
return (a.sortText or a.label) < (b.sortText or b.label) return (a.sortText or a.label) < (b.sortText or b.label)
end) end)

2
test/functional/plugin/lsp/completion_spec.lua
View File

@ -228,7 +228,7 @@ describe('vim.lsp.completion: item conversion', function()
}, },
}, },
{ {
filterText = 'notthis_thread', filterText = 'no_match',
insertText = 'notthis_thread', insertText = 'notthis_thread',
insertTextFormat = 1, insertTextFormat = 1,
kind = 9, kind = 9,