2 def __init__(self, args, redirects):
4 self.redirects = list(redirects)
7 return 'Command(%r, %r)' % (self.args, self.redirects)
9 def __eq__(self, other):
10 if not isinstance(other, Command):
13 return ((self.args, self.redirects) ==
14 (other.args, other.redirects))
16 def toShell(self, file):
20 elif '"' not in arg and '$' not in arg:
23 raise NotImplementedError('Unable to quote %r' % arg)
26 # For debugging / validation.
28 dequoted = list(ShUtil.ShLexer(quoted).lex())
30 raise NotImplementedError('Unable to quote %r' % arg)
32 for r in self.redirects:
34 file.write("%s '%s'" % (r[0][0], r[1]))
36 file.write("%s%s '%s'" % (r[0][1], r[0][0], r[1]))
39 def __init__(self, commands, negate=False, pipe_err=False):
40 self.commands = commands
42 self.pipe_err = pipe_err
45 return 'Pipeline(%r, %r, %r)' % (self.commands, self.negate,
48 def __eq__(self, other):
49 if not isinstance(other, Pipeline):
52 return ((self.commands, self.negate, self.pipe_err) ==
53 (other.commands, other.negate, self.pipe_err))
55 def toShell(self, file, pipefail=False):
56 if pipefail != self.pipe_err:
57 raise ValueError('Inconsistent "pipefail" attribute!')
60 for cmd in self.commands:
62 if cmd is not self.commands[-1]:
66 def __init__(self, lhs, op, rhs):
67 assert op in (';', '&', '||', '&&')
73 return 'Seq(%r, %r, %r)' % (self.lhs, self.op, self.rhs)
75 def __eq__(self, other):
76 if not isinstance(other, Seq):
79 return ((self.lhs, self.op, self.rhs) ==
80 (other.lhs, other.op, other.rhs))
82 def toShell(self, file, pipefail=False):
83 self.lhs.toShell(file, pipefail)
84 file.write(' %s\n' % self.op)
85 self.rhs.toShell(file, pipefail)