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63 lines
1.5 KiB
Lua
63 lines
1.5 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local clear = helpers.clear
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local eq = helpers.eq
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local exec_lua = helpers.exec_lua
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local insert = helpers.insert
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local pending_c_parser = helpers.pending_c_parser
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before_each(clear)
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local function lua_eval(lua_expr)
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return exec_lua("return " .. lua_expr)
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end
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describe('treesitter node API', function()
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clear()
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if pending_c_parser(pending) then
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return
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end
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it('can move between siblings', function()
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insert([[
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int main(int x, int y, int z) {
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return x + y * z
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}
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]])
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exec_lua([[
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query = require"vim.treesitter.query"
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parser = vim.treesitter.get_parser(0, "c")
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tree = parser:parse()[1]
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root = tree:root()
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lang = vim.treesitter.inspect_language('c')
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function node_text(node)
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return query.get_node_text(node, 0)
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end
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]])
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exec_lua 'node = root:descendant_for_range(0, 11, 0, 16)'
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eq('int x', lua_eval('node_text(node)'))
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exec_lua 'node = node:next_sibling()'
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eq(',', lua_eval('node_text(node)'))
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exec_lua 'node = node:next_sibling()'
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eq('int y', lua_eval('node_text(node)'))
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exec_lua 'node = node:prev_sibling()'
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eq(',', lua_eval('node_text(node)'))
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exec_lua 'node = node:prev_sibling()'
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eq('int x', lua_eval('node_text(node)'))
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exec_lua 'node = node:next_named_sibling()'
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eq('int y', lua_eval('node_text(node)'))
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exec_lua 'node = node:prev_named_sibling()'
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eq('int x', lua_eval('node_text(node)'))
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end)
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end)
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