disable TOC by default (iconutil doesn't create it either)

README.md

@@ -35,7 +35,7 @@ positional arguments:
 icnsutil e Existing.icns -o ./outdir/
 
 # compose
-icnsutil c New.icns 16x16.png 16x16@2x.png *.jp2
+icnsutil c New.icns 16x16.png 16x16@2x.png *.jp2 --toc
 
 # update
 icnsutil u Existing.icns -rm toc ic04 ic05
@@ -78,7 +78,7 @@ img = icnsutil.IcnsFile('Existing.icns')
 img.add_media('icp4', file='16x16.png', force=True)
 if img.remove_media('TOC '):
     print('table of contents removed')
-img.write('Existing.icns', toc=False)
+img.write('Existing.icns', toc=True)
 
 # print
 icnsutil.IcnsFile.description(fname, indent=2)

icnsutil/IcnsFile.py

@@ -171,7 +171,7 @@ class IcnsFile:
         del self.media[key]
         return True
 
-    def write(self, fname: str, *, toc: bool = True) -> None:
+    def write(self, fname: str, *, toc: bool = False) -> None:
         ''' Create a new ICNS file from stored media. '''
         # Rebuild TOC to ensure soundness
         order = self._make_toc(enabled=toc)

icnsutil/cli.py

@@ -41,7 +41,7 @@ def cli_compose(args: ArgParams) -> None:
     img = IcnsFile()
     for x in enum_with_stdin(args.source):
         img.add_media(file=x)
-    img.write(dest, toc=not args.no_toc)
+    img.write(dest, toc=args.toc)
 
 
 def cli_update(args: ArgParams) -> None:
@@ -182,13 +182,13 @@ def main() -> None:
     cmd = add_command('compose', 'c', cli_compose)
     cmd.add_argument('-f', '--force', action='store_true',
                      help='force overwrite output file')
-    cmd.add_argument('--no-toc', action='store_true',
-                     help='do not write table of contents to file')
+    cmd.add_argument('--toc', action='store_true',
+                     help='write table of contents to file')
     cmd.add_argument('target', type=str, metavar='destination',
                      help='Output file for newly created icns file.')
     cmd.add_argument('source', type=PathExist('f', stdin=True), nargs='+',
                      metavar='src',
-                     help='One or more media files: png, argb, plist, icns.')
+                     help='One or more media files: png, argb, rgb, jp2, icns')
     cmd.epilog = '''
 Notes:
 - TOC is optional but only a few bytes long (8b per media entry).