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Diffstat (limited to 'src/zope/tales/engine.py')
| -rw-r--r-- | src/zope/tales/engine.py | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/zope/tales/engine.py b/src/zope/tales/engine.py new file mode 100644 index 0000000..4affe46 --- /dev/null +++ b/src/zope/tales/engine.py @@ -0,0 +1,37 @@ +############################################################################## +# +# Copyright (c) 2002 Zope Corporation and Contributors. +# All Rights Reserved. +# +# This software is subject to the provisions of the Zope Public License, +# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. +# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED +# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS +# FOR A PARTICULAR PURPOSE. +# +############################################################################## +"""Expression engine configuration and registration. + +Each expression engine can have its own expression types and base names. + +$Id$ +""" +from zope.tales.tales import ExpressionEngine +from zope.tales.expressions import PathExpr, StringExpr, NotExpr, DeferExpr +from zope.tales.expressions import SimpleModuleImporter +from zope.tales.pythonexpr import PythonExpr + +def Engine(): + e = ExpressionEngine() + reg = e.registerType + for pt in PathExpr._default_type_names: + reg(pt, PathExpr) + reg('string', StringExpr) + reg('python', PythonExpr) + reg('not', NotExpr) + reg('defer', DeferExpr) + e.registerBaseName('modules', SimpleModuleImporter()) + return e + +Engine = Engine() |