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local query = vim.treesitter.query
-- register custom predicates (overwrite existing; needed for CI)
---@param match (TSNode|nil)[]
---@param pred string[]
---@return boolean|nil
query.add_predicate('kind-eq?', function(match, _, _, pred)
local node = match[pred[2]]
if not node then
return true
end
local types = { unpack(pred, 3) }
return vim.list_contains(types, node:type())
end, true)
-- register custom directives
local mimetype_aliases = {
['importmap'] = 'json',
['module'] = 'javascript',
['application/ecmascript'] = 'javascript',
['text/ecmascript'] = 'javascript',
}
---@param match (TSNode|nil)[]
---@param _ string
---@param bufnr integer
---@param pred string[]
---@return boolean|nil
query.add_directive('set-lang-from-mimetype!', function(match, _, bufnr, pred, metadata)
local id = pred[2]
local node = match[id]
if not node then
return
end
local type_attr_value = vim.treesitter.get_node_text(node, bufnr, { metadata = metadata[id] })
local configured = mimetype_aliases[type_attr_value]
if configured then
metadata['injection.language'] = configured
else
local parts = vim.split(type_attr_value, '/', {})
metadata['injection.language'] = parts[#parts]
end
end, true)
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