git-multi in git-multi-4.0.0

- old
+ new
@@ -2,53 +2,60 @@
 
 lib = File.expand_path('../lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'git/multi'
 
-if (command = ARGV.shift)&.start_with? '++'
+multi_repo = command = nil
+
+if !STDIN.tty?
+  # read list of repo full names from STDIN (~pseudo multi repo)
+  multi_repo = STDIN.readlines.map(&:strip).map(&:freeze).freeze
+  # reopen STDIN (to ensure all `Kernel.system` based cmds work)
+  STDIN.reopen('/dev/tty')
+elsif (command = ARGV.shift)&.start_with? '++'
   multi_repo = command[2..-1]
-  if Git::Multi.valid?(multi_repo)
-    command = nil
-  else
-    abort \
-      "Unknown multi repo: #{multi_repo}\n\n" \
-      '(use --report to list all known multi repos)'
-  end
+  command = nil
 end
 
-case (command ||= ARGV.shift)
-when /\A--/
-  case command
-  when '--version' then Git::Multi::Commands.version
-  when '--help'    then Git::Multi::Commands.help
-  when '--html'    then Git::Multi::Commands.html
-  when '--report'  then Git::Multi::Commands.report(multi_repo)
-  when '--count'   then Git::Multi::Commands.count
-  when '--refresh' then Git::Multi::Commands.refresh
-  when '--json'    then Git::Multi::Commands.json(multi_repo)
-  when '--list'    then Git::Multi::Commands.list(multi_repo)
-  when '--archived'then Git::Multi::Commands.archived(multi_repo)
-  when '--forked'  then Git::Multi::Commands.forked(multi_repo)
-  when '--private' then Git::Multi::Commands.private(multi_repo)
-  when '--paths'   then Git::Multi::Commands.paths(multi_repo)
-  when '--missing' then Git::Multi::Commands.missing(multi_repo)
-  when '--clone'   then Git::Multi::Commands.clone(multi_repo)
-  when '--stale'   then Git::Multi::Commands.stale(multi_repo)
-  when '--excess'  then Git::Multi::Commands.excess(multi_repo)
-  when '--spurious'then Git::Multi::Commands.spurious(multi_repo)
-  when '--query'   then Git::Multi::Commands.query(ARGV, multi_repo)
-  when '--find'    then Git::Multi::Commands.find(ARGV, multi_repo)
-  when '--eval'    then Git::Multi::Commands.eval(ARGV, multi_repo)
-  when '--raw'     then Git::Multi::Commands.raw(ARGV, multi_repo)
-  when '--shell'   then Git::Multi::Commands.shell(ARGV, multi_repo)
+begin
+  case (command ||= ARGV.shift)
+  when /\A--/
+    case command
+    when '--version' then Git::Multi::Commands.version
+    when '--help'    then Git::Multi::Commands.help
+    when '--html'    then Git::Multi::Commands.html
+    when '--report'  then Git::Multi::Commands.report(multi_repo)
+    when '--count'   then Git::Multi::Commands.count
+    when '--refresh' then Git::Multi::Commands.refresh
+    when '--json'    then Git::Multi::Commands.json(multi_repo)
+    when '--list'    then Git::Multi::Commands.list(multi_repo)
+    when '--archived'then Git::Multi::Commands.archived(multi_repo)
+    when '--forked'  then Git::Multi::Commands.forked(multi_repo)
+    when '--private' then Git::Multi::Commands.private(multi_repo)
+    when '--paths'   then Git::Multi::Commands.paths(multi_repo)
+    when '--missing' then Git::Multi::Commands.missing(multi_repo)
+    when '--clone'   then Git::Multi::Commands.clone(multi_repo)
+    when '--stale'   then Git::Multi::Commands.stale(multi_repo)
+    when '--excess'  then Git::Multi::Commands.excess(multi_repo)
+    when '--spurious'then Git::Multi::Commands.spurious(multi_repo)
+    when '--query'   then Git::Multi::Commands.query(ARGV, multi_repo)
+    when '--find'    then Git::Multi::Commands.find(ARGV, multi_repo)
+    when '--eval'    then Git::Multi::Commands.eval(ARGV, multi_repo)
+    when '--raw'     then Git::Multi::Commands.raw(ARGV, multi_repo)
+    when '--shell'   then Git::Multi::Commands.shell(ARGV, multi_repo)
+    else
+      abort \
+        "Unknown 'git multi' command: #{command}\n\n" \
+        '(use --help/-h to list all available commands)'
+    end
+  when nil, '', '-h'
+    Git::Multi::Commands.help
   else
-    abort \
-      "Unknown 'git multi' command: #{command}\n\n" \
-      '(use --help/-h to list all available commands)'
+    Git::Multi::Commands.exec(command, ARGV, multi_repo)
   end
-when nil, '', '-h'
-  Git::Multi::Commands.help
-else
-  Git::Multi::Commands.exec(command, ARGV, multi_repo)
+rescue ArgumentError
+  abort \
+    "Unknown multi repo: #{$ERROR_INFO.message}\n\n" \
+    '(use `git multi --report` to list all known multi repos)'
 end
 
 # That's all Folks!