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--- Module implementing the LuaRocks "remove" command.
-- Uninstalls rocks.
local cmd_remove = {}
local remove = require("luarocks.remove")
local util = require("luarocks.util")
local cfg = require("luarocks.core.cfg")
local fs = require("luarocks.fs")
local search = require("luarocks.search")
local path = require("luarocks.path")
local deps = require("luarocks.deps")
local writer = require("luarocks.manif.writer")
local queries = require("luarocks.queries")
local cmd = require("luarocks.cmd")
cmd_remove.help_summary = "Uninstall a rock."
cmd_remove.help_arguments = "[--force|--force-fast] <name> [<version>]"
cmd_remove.help = [[
Argument is the name of a rock to be uninstalled.
If a version is not given, try to remove all versions at once.
Will only perform the removal if it does not break dependencies.
To override this check and force the removal, use --force.
To perform a forced removal without reporting dependency issues,
use --force-fast.
]]..util.deps_mode_help()
--- Driver function for the "remove" command.
-- @param name string: name of a rock. If a version is given, refer to
-- a specific version; otherwise, try to remove all versions.
-- @param version string: When passing a package name, a version number
-- may also be given.
-- @return boolean or (nil, string, exitcode): True if removal was
-- successful, nil and an error message otherwise. exitcode is optionally returned.
function cmd_remove.command(flags, name, version)
if type(name) ~= "string" then
return nil, "Argument missing. "..util.see_help("remove")
end
name = util.adjust_name_and_namespace(name, flags)
local deps_mode = flags["deps-mode"] or cfg.deps_mode
local ok, err = fs.check_command_permissions(flags)
if not ok then return nil, err, cmd.errorcodes.PERMISSIONDENIED end
local rock_type = name:match("%.(rock)$") or name:match("%.(rockspec)$")
local filename = name
if rock_type then
name, version = path.parse_name(filename)
if not name then return nil, "Invalid "..rock_type.." filename: "..filename end
end
local results = {}
name = name:lower()
search.local_manifest_search(results, cfg.rocks_dir, queries.new(name, version))
if not results[name] then
return nil, "Could not find rock '"..name..(version and " "..version or "").."' in "..path.rocks_tree_to_string(cfg.root_dir)
end
local ok, err = remove.remove_search_results(results, name, deps_mode, flags["force"], flags["force-fast"])
if not ok then
return nil, err
end
writer.check_dependencies(nil, deps.get_deps_mode(flags))
return true
end
return cmd_remove
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