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1 # Copyright 2014 The Chromium Authors. All rights reserved. | |
2 # Use of this source code is governed by a BSD-style license that can be | |
3 # found in the LICENSE file. | |
4 | |
5 """Holds the constants for pretty printing histograms.xml.""" | |
6 | |
7 import os | |
8 import sys | |
9 | |
10 # Import the metrics/common module for pretty print xml. | |
11 sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'common')) | |
12 import pretty_print_xml | |
13 | |
14 # Desired order for tag attributes; attributes listed here will appear first, | |
15 # and in the same order as in these lists. | |
16 # { tag_name: [attribute_name, ...] } | |
17 ATTRIBUTE_ORDER = { | |
18 'enum': ['name', 'type'], | |
19 'histogram': ['name', 'enum', 'units'], | |
20 'int': ['value', 'label'], | |
21 'fieldtrial': ['name', 'separator', 'ordering'], | |
22 'group': ['name', 'label'], | |
23 'affected-histogram': ['name'], | |
24 'with-group': ['name'], | |
25 } | |
26 | |
27 # Tag names for top-level nodes whose children we don't want to indent. | |
28 TAGS_THAT_DONT_INDENT = [ | |
29 'histogram-configuration', | |
30 'histograms', | |
31 'fieldtrials', | |
32 'enums' | |
33 ] | |
34 | |
35 # Extra vertical spacing rules for special tag names. | |
36 # {tag_name: (newlines_after_open, newlines_before_close, newlines_after_close)} | |
37 TAGS_THAT_HAVE_EXTRA_NEWLINE = { | |
38 'histogram-configuration': (2, 1, 1), | |
39 'histograms': (2, 1, 1), | |
40 'fieldtrials': (2, 1, 1), | |
41 'enums': (2, 1, 1), | |
42 'histogram': (1, 1, 1), | |
43 'enum': (1, 1, 1), | |
44 'fieldtrial': (1, 1, 1), | |
45 } | |
46 | |
47 # Tags that we allow to be squished into a single line for brevity. | |
48 TAGS_THAT_ALLOW_SINGLE_LINE = [ | |
49 'summary', | |
50 'int', | |
51 ] | |
52 | |
53 | |
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