diff options
Diffstat (limited to 'cmd2.py')
| -rwxr-xr-x | cmd2.py | 24 |
1 files changed, 17 insertions, 7 deletions
@@ -2745,15 +2745,20 @@ class Cmd(cmd.Cmd): def do_alias(self, arglist): """Define or display aliases -Usage: Usage: alias [<name> <value>] +Usage: Usage: alias [name] | [<name> <value>] Where: - name - name of the alias being added or edited - value - what the alias will be resolved to + name - name of the alias being looked up, added, or edited + value - what the alias will be resolved to (if adding or editing) this can contain spaces and does not need to be quoted Without arguments, 'alias' prints a list of all aliases in a reusable form which can be outputted to a startup_script to preserve aliases across sessions. + With one argument, 'alias' shows the value of the specified alias. + Example: alias ls (Prints the value of the alias called 'ls' if it exists) + + With two or more arguments, 'alias' creates or replaces an alias. + Example: alias ls !ls -lF If you want to use redirection or pipes in the alias, then either quote the tokens with these @@ -2769,8 +2774,16 @@ Usage: Usage: alias [<name> <value>] for cur_alias in self.aliases: self.poutput("alias {} {}".format(cur_alias, self.aliases[cur_alias])) + # The user is looking up an alias + elif len(arglist) == 1: + name = arglist[0] + if name in self.aliases: + self.poutput("alias {} {}".format(name, self.aliases[name])) + else: + self.perror("Alias '{}' not found".format(name), traceback_war=False) + # The user is creating an alias - elif len(arglist) >= 2: + else: name = arglist[0] value = ' '.join(arglist[1:]) @@ -2785,9 +2798,6 @@ Usage: Usage: alias [<name> <value>] self.aliases[name] = value self.poutput("Alias created") - else: - self.do_help('alias') - def complete_alias(self, text, line, begidx, endidx): """ Tab completion for alias """ index_dict = \ |