cmd: new command-line initialization sequence

1 files changed, 7 insertions, 4 deletions

diff --git a/src/luarocks/cmd/help.lua b/src/luarocks/cmd/help.lua
index 9e11ad87..1e1d8676 100644
--- a/src/luarocks/cmd/help.lua
+++ b/src/luarocks/cmd/help.lua
@@ -40,12 +40,15 @@ end
 -- given, help summaries for all commands are shown.
 -- @return boolean or (nil, string): true if there were no errors
 -- or nil and an error message if an invalid command was requested.
-function help.command(flags, command)
+function help.command(description, commands, command)
+   assert(type(description) == "string")
+   assert(type(commands) == "table")
+
    if not command then
       local conf = cfg.which_config()
       print_banner()
       print_section("NAME")
-      util.printout("\t"..program..[[ - ]]..program_description)
+      util.printout("\t"..program..[[ - ]]..description)
       print_section("SYNOPSIS")
       util.printout("\t"..program..[[ [<flags...>] [VAR=VALUE]... <command> [<argument>] ]])
       print_section("GENERAL OPTIONS")
@@ -72,8 +75,8 @@ function help.command(flags, command)
         Variables from the "variables" table of the configuration file
         can be overriden with VAR=VALUE assignments.]])
       print_section("COMMANDS")
-      for name, command in util.sortedpairs(commands) do
-         local cmd = require(command)
+      for name, modname in util.sortedpairs(commands) do
+         local cmd = require(modname)
          util.printout("", name)
          util.printout("\t", cmd.help_summary)
       end