diff options
| -rw-r--r-- | README.md | 13 | ||||
| -rw-r--r-- | lua/nvim-treesitter/parsers.lua | 39 |
2 files changed, 40 insertions, 12 deletions
@@ -275,6 +275,19 @@ EOF You can also skip step 2 and use `:TSInstallFromGrammar zimbu` to install directly from a `grammar.js` in the top-level directory specified by `url`. Once the parser is installed, you can update it (from the latest revision of the `main` branch if `url` is a Github repository) with `:TSUpdate zimbu`. +## Update parsers used_by + +Sometimes needs to use some parser for different filetype. + +Add the following snippet to your `init.vim`: + +```vim +lua <<EOF +local parser_config = require "nvim-treesitter.parsers".get_parser_configs() +parser_config.typescript.used_by = "javascriptflow" +EOF +``` + ## Adding queries Queries are what `nvim-treesitter` uses to extract informations from the syntax tree; they are diff --git a/lua/nvim-treesitter/parsers.lua b/lua/nvim-treesitter/parsers.lua index e43d2ff04..7b10f1ca6 100644 --- a/lua/nvim-treesitter/parsers.lua +++ b/lua/nvim-treesitter/parsers.lua @@ -1,7 +1,33 @@ local api = vim.api local ts = vim.treesitter -local list = {} +local ft_to_parsername = {} + +local function update_ft_to_parsername(name, parser) + if type(parser.used_by) == 'table' then + for _, ft in pairs(parser.used_by) do + ft_to_parsername[ft] = name + end + end + ft_to_parsername[parser.filetype or name] = name +end + +local list = setmetatable({}, { + __newindex = function(table, parsername, parserconfig) + + rawset(table, parsername, setmetatable(parserconfig, { + __newindex = function(parserconfigtable, key, value) + if key == "used_by" then + ft_to_parsername[value] = parsername + else + rawset(parserconfigtable, key, value) + end + end + })) + + update_ft_to_parsername(parsername, parserconfig) + end +}) list.javascript = { install_info = { @@ -349,17 +375,6 @@ local M = { list = list } -local ft_to_parsername = {} - -for name, obj in pairs(M.list) do - if type(obj.used_by) == 'table' then - for _, ft in pairs(obj.used_by) do - ft_to_parsername[ft] = name - end - end - ft_to_parsername[obj.filetype or name] = name -end - function M.ft_to_lang(ft) return ft_to_parsername[ft] or ft end |