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author | Mike Bayer <mike_mp@zzzcomputing.com> | 2012-03-12 01:27:25 -0400 |
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committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2012-03-12 01:27:25 -0400 |
commit | 8bebfc205230d41429a88c98b56d45acf7e67226 (patch) | |
tree | fc1cc3af6273fa57e7fe8f247975b037540a9266 | |
parent | 936a524263b90071d601b09a63f3c86117769b61 (diff) | |
download | mako-8bebfc205230d41429a88c98b56d45acf7e67226.tar.gz |
- [feature] Added support for context managers,
i.e. "% with x as e:/ % endwith" support.
Courtesy Ben Trofatter [ticket:147]
-rw-r--r-- | CHANGES | 4 | ||||
-rw-r--r-- | mako/ast.py | 2 | ||||
-rw-r--r-- | mako/parsetree.py | 2 | ||||
-rw-r--r-- | mako/pygen.py | 2 | ||||
-rw-r--r-- | test/test_ast.py | 16 |
5 files changed, 24 insertions, 2 deletions
@@ -1,4 +1,8 @@ 0.6.3 +- [feature] Added support for context managers, + i.e. "% with x as e:/ % endwith" support. + Courtesy Ben Trofatter [ticket:147] + - [bug] Fixed some Py3K resource warnings due to filehandles being implicitly closed. [ticket:182] diff --git a/mako/ast.py b/mako/ast.py index 515d7b8..f2f09d6 100644 --- a/mako/ast.py +++ b/mako/ast.py @@ -83,6 +83,8 @@ class PythonFragment(PythonCode): code = "if False:pass\n" + code + "pass" elif keyword == 'except': code = "try:pass\n" + code + "pass" + elif keyword == 'with': + code = code + "pass" else: raise exceptions.CompileException( "Unsupported control keyword: '%s'" % diff --git a/mako/parsetree.py b/mako/parsetree.py index 8aa95d4..52bd156 100644 --- a/mako/parsetree.py +++ b/mako/parsetree.py @@ -64,7 +64,7 @@ class ControlLine(Node): self.text = text self.keyword = keyword self.isend = isend - self.is_primary = keyword in ['for','if', 'while', 'try'] + self.is_primary = keyword in ['for','if', 'while', 'try', 'with'] if self.isend: self._declared_identifiers = [] self._undeclared_identifiers = [] diff --git a/mako/pygen.py b/mako/pygen.py index e38b383..b50e60e 100644 --- a/mako/pygen.py +++ b/mako/pygen.py @@ -108,7 +108,7 @@ class PythonPrinter(object): # keep track of what the keyword was that indented us, # if it is a python compound statement keyword # where we might have to look for an "unindent" keyword - match = re.match(r"^\s*(if|try|elif|while|for)", line) + match = re.match(r"^\s*(if|try|elif|while|for|with)", line) if match: # its a "compound" keyword, so we will check for "unindentors" indentor = match.group(1) diff --git a/test/test_ast.py b/test/test_ast.py index adea08a..60ad6ec 100644 --- a/test/test_ast.py +++ b/test/test_ast.py @@ -189,6 +189,22 @@ def x(q): eq_(parsed.declared_identifiers, set(['x'])) eq_(parsed.undeclared_identifiers, set()) + def test_locate_identifiers_12(self): + code = """ +class ContextManager(object): + def __enter__(self): + return 1 + def __exit__(self, exc_type, exc_value, traceback): + pass + +with ContextManager() as x, ContextManager(): + print x +""" + parsed = ast.PythonCode(code, **exception_kwargs) + eq_(parsed.declared_identifiers, set(['ContextManager', 'x'])) + eq_(parsed.undeclared_identifiers, set()) + + def test_no_global_imports(self): code = """ from foo import * |