Mercurial > genshi > genshi-test
comparison markup/eval.py @ 138:d91e1e822969
Add some more assertions to the XPath tests.
| author | cmlenz |
|---|---|
| date | Wed, 09 Aug 2006 12:07:26 +0000 |
| parents | df44110ca91d |
| children | 56d534eb53f9 |
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| 137:38ddb21b6fa4 | 138:d91e1e822969 |
|---|---|
| 93 retval = retval() | 93 retval = retval() |
| 94 return retval | 94 return retval |
| 95 | 95 |
| 96 | 96 |
| 97 def _compile(expr, filename=None, lineno=-1): | 97 def _compile(expr, filename=None, lineno=-1): |
| 98 tree = parse(expr.source, 'eval') | 98 tree = ExpressionASTTransformer().visit(parse(expr.source, 'eval')) |
| 99 xform = ExpressionASTTransformer() | |
| 100 tree = xform.visit(tree) | |
| 101 | |
| 102 if isinstance(filename, unicode): | 99 if isinstance(filename, unicode): |
| 103 # unicode file names not allowed for code objects | 100 # unicode file names not allowed for code objects |
| 104 filename = filename.encode('utf-8', 'replace') | 101 filename = filename.encode('utf-8', 'replace') |
| 105 elif not filename: | 102 elif not filename: |
| 106 filename = '<string>' | 103 filename = '<string>' |
| 147 try: | 144 try: |
| 148 return getattr(obj, key) | 145 return getattr(obj, key) |
| 149 except (AttributeError, TypeError), e: | 146 except (AttributeError, TypeError), e: |
| 150 pass | 147 pass |
| 151 | 148 |
| 149 | |
| 152 class ASTTransformer(object): | 150 class ASTTransformer(object): |
| 153 """General purpose base class for AST transformations. | 151 """General purpose base class for AST transformations. |
| 154 | 152 |
| 155 Every visitor method can be overridden to return an AST node that has been | 153 Every visitor method can be overridden to return an AST node that has been |
| 156 altered or replaced in some way. | 154 altered or replaced in some way. |