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-rw-r--r--test/functional/lua/treesitter_spec.lua28
1 files changed, 28 insertions, 0 deletions
diff --git a/test/functional/lua/treesitter_spec.lua b/test/functional/lua/treesitter_spec.lua
index f8d7f30261..12b0e6ef9f 100644
--- a/test/functional/lua/treesitter_spec.lua
+++ b/test/functional/lua/treesitter_spec.lua
@@ -151,6 +151,34 @@ void ui_refresh(void)
}, res)
end)
+ it('allows to get a child by field', function()
+ if not check_parser() then return end
+
+ insert(test_text);
+
+ local res = exec_lua([[
+ parser = vim.treesitter.get_parser(0, "c")
+
+ func_node = parser:parse():root():child(0)
+
+ local res = {}
+ for _, node in ipairs(func_node:field("type")) do
+ table.insert(res, {node:type(), node:range()})
+ end
+ return res
+ ]])
+
+ eq({{ "primitive_type", 0, 0, 0, 4 }}, res)
+
+ local res_fail = exec_lua([[
+ parser = vim.treesitter.get_parser(0, "c")
+
+ return #func_node:field("foo") == 0
+ ]])
+
+ assert(res_fail)
+ end)
+
local query = [[
((call_expression function: (identifier) @minfunc (argument_list (identifier) @min_id)) (eq? @minfunc "MIN"))
"for" @keyword