vim.api.keyset.set_decoration_provider

set_decoration_provider.on_buf : fun(_: "buf", bufnr: integer, tick: integer) -> nil | nil

set_decoration_provider.on_end : fun(_: "end", tick: integer) -> nil | nil

set_decoration_provider.on_line : fun(_: "line", winid: integer, bufnr: integer, row: integer) -> nil | boolean | nil

set_decoration_provider.on_range : fun(_: "range", winid: integer, bufnr: integer, start_row: integer, start_col: integer, end_row: integer, end_col: integer) -> nil | boolean | nil

set_decoration_provider.on_start : fun(_: "start", tick: integer) -> nil | boolean | nil

set_decoration_provider.on_win : fun(_: "win", winid: integer, bufnr: integer, toprow: integer, botrow: integer) -> nil | boolean | nil

set_decoration_provider._on_conceal_line : fun(_: "conceal_line") -> nil | nil

set_decoration_provider._on_hl_def : fun(_: "hl_def") -> nil | nil

set_decoration_provider._on_spell_nav : fun(_: "spell_nav") -> nil | nil