fix(sync): don't try to remove indirect dependencies

lua/rocks/operations.lua

@@ -294,16 +294,14 @@ operations.sync = function(user_rocks)
         -- Determine dependencies of installed user rocks, so they can be excluded from rocks to prune
         -- NOTE(mrcjkb): This has to be done after installation,
         -- so that we don't prune dependencies of newly installed rocks.
+        -- TODO: This doesn't guarantee that all rocks that can be pruned will be pruned.
+        -- Typically, another sync will fix this. Maybe we should do some sort of repeat... until?
         installed_rocks = state.installed_rocks()
         local dependencies = vim.empty_dict()
         ---@cast dependencies {[string]: RockDependency}
-        for _, key in ipairs(key_list) do
-            if user_rocks[key] and installed_rocks[key] then
-                -- NOTE(vhyrro): It is not possible to use the vim.tbl_extend or vim.tbl_deep_extend
-                -- functions here within the async context. It simply refuses to work.
-                for k, v in pairs(state.rock_dependencies(installed_rocks[key])) do
-                    dependencies[k] = v
-                end
+        for _, installed_rock in pairs(installed_rocks) do
+            for k, v in pairs(state.rock_dependencies(installed_rock)) do
+                dependencies[k] = v
             end
         end
 

lua/rocks/state.lua

@@ -96,7 +96,6 @@ state.rock_dependencies = nio.create(function(rock)
 
     luarocks.cli({
         "show",
-        "--deps",
         "--porcelain",
         rock_name,
     }, function(obj)
@@ -114,7 +113,7 @@ state.rock_dependencies = nio.create(function(rock)
     end
 
     for line in string.gmatch(result, "%S*[^\n]+") do
-        local name, version = line:match("(%S+)%s%S+%s(%S+)")
+        local name, version = line:match("dependency%s+(%S+).*using%s+([^-%s]+)")
         if not name then
             name = line:match("(%S+)")
         end
@@ -136,7 +135,7 @@ state.query_removable_rocks = nio.create(function()
     ---@cast dependent_rocks string[]
     for _, rock in pairs(installed_rocks) do
         for _, dep in pairs(state.rock_dependencies(rock)) do
-            dependent_rocks[#dependent_rocks + 1] = dep.name
+            table.insert(dependent_rocks, dep.name)
         end
     end
     ---@diagnostic disable-next-line: invisible