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test(treesitter): test node access after tree edit

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This commit is contained in:
Rodrigodd
2025-06-05 21:28:28 -03:00
committed by Lewis Russell
parent 744674900f
commit 4c333fdbb7
1 changed files with 23 additions and 0 deletions
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23
test/functional/treesitter/node_spec.lua
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@ -205,4 +205,27 @@ describe('treesitter node API', function()
eq('b', lua_eval('vim.treesitter.get_node_text(children_by_field[2], 0)'))
eq('c', lua_eval('vim.treesitter.get_node_text(children_by_field[3], 0)'))
end)
it('node access after tree edit', function()
insert([[
function x()
return true
end
]])
exec_lua(function()
local tree = vim.treesitter.get_parser(0, 'lua'):parse()[1]
-- ensure treesitter does not try to edit the tree inplace
tree:copy()
local node = tree:root():child(0)
vim.api.nvim_buf_set_lines(0, 1, 2, false, {})
vim.schedule(function()
collectgarbage()
local a, b, c, d = node:range()
_G.range = { a, b, c, d }
end)
end)
eq({ 0, 0, 2, 3 }, lua_eval('range'))
end)
end)