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annotate mx.truffle/outputparser.py @ 21972:ff6f34159b8a

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Providing package-info for most of API packages. Feel free to provide your package-info.java for anything that has API in its name.
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Tue, 23 Jun 2015 12:44:41 +0200
parents e61e89bd867a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # ----------------------------------------------------------------------------------------------------
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2 #
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3 # Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved.
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4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 #
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6 # This code is free software; you can redistribute it and/or modify it
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7 # under the terms of the GNU General Public License version 2 only, as
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8 # published by the Free Software Foundation.
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9 #
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10 # This code is distributed in the hope that it will be useful, but WITHOUT
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11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 # version 2 for more details (a copy is included in the LICENSE file that
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14 # accompanied this code).
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15 #
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16 # You should have received a copy of the GNU General Public License version
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17 # 2 along with this work; if not, write to the Free Software Foundation,
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18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 #
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20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21 # or visit www.oracle.com if you need additional information or have any
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22 # questions.
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23 #
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24 # ----------------------------------------------------------------------------------------------------
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25
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26 import re
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27
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28 class OutputParser:
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29
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30 def __init__(self):
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31 self.matchers = []
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32
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33 def addMatcher(self, matcher):
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34 self.matchers.append(matcher)
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35
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36 def parse(self, output):
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37 valueMaps = []
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38 for matcher in self.matchers:
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39 matcher.parse(output, valueMaps)
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40 return valueMaps
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41
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42 """
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43 Produces a value map for each match of a given regular expression
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44 in some text. The value map is specified by a template map
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45 where each key and value in the template map is either a constant
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46 value or a named group in the regular expression. The latter is
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47 given as the group name enclosed in '<' and '>'.
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48 """
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49 class ValuesMatcher:
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50
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51 def __init__(self, regex, valuesTemplate):
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52 assert isinstance(valuesTemplate, dict)
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53 self.regex = regex
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54 self.valuesTemplate = valuesTemplate
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55
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56 def parse(self, text, valueMaps):
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57 for match in self.regex.finditer(text):
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58 valueMap = {}
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59 for keyTemplate, valueTemplate in self.valuesTemplate.items():
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60 key = self.get_template_value(match, keyTemplate)
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61 value = self.get_template_value(match, valueTemplate)
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62 assert not valueMap.has_key(key), key
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63 valueMap[key] = value
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64 valueMaps.append(valueMap)
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65
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66 def get_template_value(self, match, template):
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67 def replace_var(m):
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68 groupName = m.group(1)
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69 return match.group(groupName)
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70
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71 return re.sub(r'<([\w]+)>', replace_var, template)