diff options
Diffstat (limited to 'runtime/lua/vim/treesitter/query.lua')
-rw-r--r-- | runtime/lua/vim/treesitter/query.lua | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/runtime/lua/vim/treesitter/query.lua b/runtime/lua/vim/treesitter/query.lua index 3c4c8fdb96..0cc2b6d2a4 100644 --- a/runtime/lua/vim/treesitter/query.lua +++ b/runtime/lua/vim/treesitter/query.lua @@ -313,20 +313,22 @@ local directive_handlers = { ['set!'] = function(_, _, _, pred, metadata) if #pred == 4 then -- (#set! @capture "key" "value") - local capture = pred[2] - if not metadata[capture] then - metadata[capture] = {} + local _, capture_id, key, value = unpack(pred) + if not metadata[capture_id] then + metadata[capture_id] = {} end - metadata[capture][pred[3]] = pred[4] + metadata[capture_id][key] = value else + local _, key, value = unpack(pred) -- (#set! "key" "value") - metadata[pred[2]] = pred[3] + metadata[key] = value end end, -- Shifts the range of a node. -- Example: (#offset! @_node 0 1 0 -1) ['offset!'] = function(match, _, _, pred, metadata) - local offset_node = match[pred[2]] + local capture_id = pred[2] + local offset_node = match[capture_id] local range = { offset_node:range() } local start_row_offset = pred[3] or 0 local start_col_offset = pred[4] or 0 @@ -340,7 +342,10 @@ local directive_handlers = { -- If this produces an invalid range, we just skip it. if range[1] < range[3] or (range[1] == range[3] and range[2] <= range[4]) then - metadata.content = { range } + if not metadata[capture_id] then + metadata[capture_id] = {} + end + metadata[capture_id].range = range end end, } @@ -360,9 +365,14 @@ end --- Adds a new directive to be used in queries --- +--- Handlers can set match level data by setting directly on the +--- metadata object `metadata.key = value`, additionally, handlers +--- can set node level data by using the capture id on the +--- metadata table `metadata[capture_id].key = value` +--- ---@param name the name of the directive, without leading # ---@param handler the handler function to be used ---- signature will be (match, pattern, bufnr, predicate) +--- signature will be (match, pattern, bufnr, predicate, metadata) function M.add_directive(name, handler, force) if directive_handlers[name] and not force then error(string.format('Overriding %s', name)) @@ -371,6 +381,7 @@ function M.add_directive(name, handler, force) directive_handlers[name] = handler end +--- Lists the currently available directives to use in queries. ---@return The list of supported directives. function M.list_directives() return vim.tbl_keys(directive_handlers) |