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--- Module implementing the LuaRocks "list" command.
-- Lists currently installed rocks.
--module("luarocks.list", package.seeall)
local list = {}
package.loaded["luarocks.list"] = list
local search = require("luarocks.search")
local deps = require("luarocks.deps")
local cfg = require("luarocks.cfg")
local util = require("luarocks.util")
local path = require("luarocks.path")
list.help_summary = "List currently installed rocks."
list.help_arguments = "[--porcelain] <filter>"
list.help = [[
<filter> is a substring of a rock name to filter by.
--outdated List only rocks for which there is a
higher version available in the rocks server.
--porcelain Produce machine-friendly output.
]]
local function check_outdated(trees, query)
local results_installed = {}
for _, tree in ipairs(trees) do
search.manifest_search(results_installed, path.rocks_dir(tree), query)
end
local outdated = {}
for name, versions in util.sortedpairs(results_installed) do
local latest_installed
local latest_available, latest_available_repo
for version, _ in util.sortedpairs(versions) do
latest_installed = version
break
end
local query_available = search.make_query(name:lower())
query.exact_name = true
local results_available, err = search.search_repos(query_available)
if results_available[name] then
for version, repos in util.sortedpairs(results_available[name], deps.compare_versions) do
latest_available = version
for _, repo in ipairs(repos) do
latest_available_repo = repo.repo
break
end
break
end
if deps.compare_versions(latest_available, latest_installed) then
table.insert(outdated, { name = name, installed = latest_installed, available = latest_available, repo = latest_available_repo })
end
end
end
return outdated
end
local function list_outdated(trees, query, porcelain)
util.title("Outdated rocks:", porcelain)
local outdated = check_outdated(trees, query)
for _, item in ipairs(outdated) do
if porcelain then
util.printout(item.name, item.installed, item.available, item.repo)
else
util.printout(item.name)
util.printout(" "..item.installed.." < "..item.available.." at "..item.repo)
util.printout()
end
end
return true
end
--- Driver function for "list" command.
-- @param filter string or nil: A substring of a rock name to filter by.
-- @param version string or nil: a version may also be passed.
-- @return boolean: True if succeeded, nil on errors.
function list.run(...)
local flags, filter, version = util.parse_flags(...)
local query = search.make_query(filter and filter:lower() or "", version)
query.exact_name = false
local trees = cfg.rocks_trees
if flags["tree"] then
trees = { flags["tree"] }
end
if flags["outdated"] then
return list_outdated(trees, query, flags["porcelain"])
end
local results = {}
for _, tree in ipairs(trees) do
local ok, err = search.manifest_search(results, path.rocks_dir(tree), query)
if not ok then
util.warning(err)
end
end
util.title("Installed rocks:", flags["porcelain"])
search.print_results(results, flags["porcelain"])
return true
end
return list
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