diff options
Diffstat (limited to 'runtime/lua/vim/treesitter')
-rw-r--r-- | runtime/lua/vim/treesitter/languagetree.lua | 44 | ||||
-rw-r--r-- | runtime/lua/vim/treesitter/query.lua | 13 |
2 files changed, 50 insertions, 7 deletions
diff --git a/runtime/lua/vim/treesitter/languagetree.lua b/runtime/lua/vim/treesitter/languagetree.lua index 4d3b0631a2..70317a9f94 100644 --- a/runtime/lua/vim/treesitter/languagetree.lua +++ b/runtime/lua/vim/treesitter/languagetree.lua @@ -299,7 +299,7 @@ function LanguageTree:included_regions() end ---@private -local function get_node_range(node, id, metadata) +local function get_range_from_metadata(node, id, metadata) if metadata[id] and metadata[id].range then return metadata[id].range end @@ -362,7 +362,7 @@ function LanguageTree:_get_injections() elseif name == 'combined' then combined = true elseif name == 'content' and #ranges == 0 then - table.insert(ranges, get_node_range(node, id, metadata)) + table.insert(ranges, get_range_from_metadata(node, id, metadata)) -- Ignore any tags that start with "_" -- Allows for other tags to be used in matches elseif string.sub(name, 1, 1) ~= '_' then @@ -371,7 +371,7 @@ function LanguageTree:_get_injections() end if #ranges == 0 then - table.insert(ranges, get_node_range(node, id, metadata)) + table.insert(ranges, get_range_from_metadata(node, id, metadata)) end end end @@ -549,6 +549,44 @@ function LanguageTree:contains(range) return false end +--- Gets the tree that contains {range} +--- +---@param range table A text range +---@param opts table Options table +---@param opts.ignore_injections boolean (default true) Ignore injected languages. +function LanguageTree:tree_for_range(range, opts) + opts = opts or {} + local ignore = vim.F.if_nil(opts.ignore_injections, true) + + if not ignore then + for _, child in pairs(self._children) do + for _, tree in pairs(child:trees()) do + if tree_contains(tree, range) then + return tree + end + end + end + end + + for _, tree in pairs(self._trees) do + if tree_contains(tree, range) then + return tree + end + end + + return nil +end + +--- Gets the smallest named node that contains {range} +--- +---@param range table A text range +---@param opts table Options table +---@param opts.ignore_injections boolean (default true) Ignore injected languages. +function LanguageTree:named_node_for_range(range, opts) + local tree = self:tree_for_range(range, opts) + return tree:root():named_descendant_for_range(unpack(range)) +end + --- Gets the appropriate language that contains {range} --- ---@param range A text range, see |LanguageTree:contains| diff --git a/runtime/lua/vim/treesitter/query.lua b/runtime/lua/vim/treesitter/query.lua index 103e85abfd..697e2e7691 100644 --- a/runtime/lua/vim/treesitter/query.lua +++ b/runtime/lua/vim/treesitter/query.lua @@ -181,9 +181,14 @@ end --- Gets the text corresponding to a given node --- ----@param node the node ----@param source The buffer or string from which the node is extracted -function M.get_node_text(node, source) +---@param node table The node +---@param source table The buffer or string from which the node is extracted +---@param opts table Optional parameters. +--- - concat: (boolean default true) Concatenate result in a string +function M.get_node_text(node, source, opts) + opts = opts or {} + local concat = vim.F.if_nil(opts.concat, true) + local start_row, start_col, start_byte = node:start() local end_row, end_col, end_byte = node:end_() @@ -210,7 +215,7 @@ function M.get_node_text(node, source) end end - return table.concat(lines, '\n') + return concat and table.concat(lines, '\n') or lines elseif type(source) == 'string' then return source:sub(start_byte + 1, end_byte) end |