def operrelprop_pivot(self, kids, isjoin=False):
kids = self._convert_children(kids)
relprop, rest = kids[0], kids[1:]
if not rest:
return s_ast.PropPivotOut(kids=kids, isjoin=isjoin)
pval = s_ast.RelPropValue(kids=(relprop, ))
return s_ast.PropPivot(kids=(pval, *kids[1:]), isjoin=isjoin)
def proppivot(self, prop):
'''
:foo:bar -> baz:faz
'''
pval = s_ast.RelPropValue(kids=(prop,))
self.ignore(whitespace)
self.nextmust('->')
self.ignore(whitespace)
if self.nextchar() == '*':
self.offs += 1
return s_ast.PropPivotOut(kids=(prop,))
dest = self.absprop()
return s_ast.PropPivot(kids=(pval, dest))