Initial import of setuptools, with integrated tests.

Lib/setuptools/command/alias.py

@@ -0,0 +1,82 @@
+import distutils, os
+from setuptools import Command
+from distutils.util import convert_path
+from distutils import log
+from distutils.errors import *
+from setuptools.command.setopt import edit_config, option_base, config_file
+
+def shquote(arg):
+    """Quote an argument for later parsing by shlex.split()"""
+    for c in '"', "'", "\\", "#":
+        if c in arg: return repr(arg)
+    if arg.split()<>[arg]:
+        return repr(arg)
+    return arg        
+
+
+class alias(option_base):
+    """Define a shortcut that invokes one or more commands"""
+    
+    description = "define a shortcut to invoke one or more commands"
+    command_consumes_arguments = True
+
+    user_options = [
+        ('remove',   'r', 'remove (unset) the alias'), 
+    ] + option_base.user_options
+
+    boolean_options = option_base.boolean_options + ['remove']
+
+    def initialize_options(self):
+        option_base.initialize_options(self)
+        self.args = None
+        self.remove = None
+
+    def finalize_options(self):
+        option_base.finalize_options(self)
+        if self.remove and len(self.args)<>1:
+            raise DistutilsOptionError(
+                "Must specify exactly one argument (the alias name) when "
+                "using --remove"
+            )
+
+    def run(self):
+        aliases = self.distribution.get_option_dict('aliases')
+
+        if not self.args:
+            print "Command Aliases"
+            print "---------------"
+            for alias in aliases:
+                print "setup.py alias", format_alias(alias, aliases)
+            return
+
+        elif len(self.args)==1:
+            alias, = self.args
+            if self.remove:
+                command = None
+            elif alias in aliases:
+                print "setup.py alias", format_alias(alias, aliases)
+                return
+            else:
+                print "No alias definition found for %r" % alias
+                return
+        else:
+            alias = self.args[0]
+            command = ' '.join(map(shquote,self.args[1:]))
+
+        edit_config(self.filename, {'aliases': {alias:command}}, self.dry_run)
+
+
+def format_alias(name, aliases):
+    source, command = aliases[name]
+    if source == config_file('global'):
+        source = '--global-config '
+    elif source == config_file('user'):
+        source = '--user-config '
+    elif source == config_file('local'):
+        source = ''
+    else:
+        source = '--filename=%r' % source
+    return source+name+' '+command
+            
+
+