ThirdParty/Pygments/pygments/lexers/ecl.py

changeset 4172
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4170:8bc578136279 4172:4f20dba37ab6
1 # -*- coding: utf-8 -*-
2 """
3 pygments.lexers.ecl
4 ~~~~~~~~~~~~~~~~~~~
5
6 Lexers for the ECL language.
7
8 :copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS.
9 :license: BSD, see LICENSE for details.
10 """
11
12 import re
13
14 from pygments.lexer import RegexLexer, include, bygroups, words
15 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
16 Number, Punctuation, Error
17
18 __all__ = ['ECLLexer']
19
20
21 class ECLLexer(RegexLexer):
22 """
23 Lexer for the declarative big-data `ECL
24 <http://hpccsystems.com/community/docs/ecl-language-reference/html>`_
25 language.
26
27 .. versionadded:: 1.5
28 """
29
30 name = 'ECL'
31 aliases = ['ecl']
32 filenames = ['*.ecl']
33 mimetypes = ['application/x-ecl']
34
35 flags = re.IGNORECASE | re.MULTILINE
36
37 tokens = {
38 'root': [
39 include('whitespace'),
40 include('statements'),
41 ],
42 'whitespace': [
43 (r'\s+', Text),
44 (r'\/\/.*', Comment.Single),
45 (r'/(\\\n)?\*(.|\n)*?\*(\\\n)?/', Comment.Multiline),
46 ],
47 'statements': [
48 include('types'),
49 include('keywords'),
50 include('functions'),
51 include('hash'),
52 (r'"', String, 'string'),
53 (r'\'', String, 'string'),
54 (r'(\d+\.\d*|\.\d+|\d+)e[+-]?\d+[lu]*', Number.Float),
55 (r'(\d+\.\d*|\.\d+|\d+f)f?', Number.Float),
56 (r'0x[0-9a-f]+[lu]*', Number.Hex),
57 (r'0[0-7]+[lu]*', Number.Oct),
58 (r'\d+[lu]*', Number.Integer),
59 (r'\*/', Error),
60 (r'[~!%^&*+=|?:<>/-]+', Operator),
61 (r'[{}()\[\],.;]', Punctuation),
62 (r'[a-z_]\w*', Name),
63 ],
64 'hash': [
65 (r'^#.*$', Comment.Preproc),
66 ],
67 'types': [
68 (r'(RECORD|END)\D', Keyword.Declaration),
69 (r'((?:ASCII|BIG_ENDIAN|BOOLEAN|DATA|DECIMAL|EBCDIC|INTEGER|PATTERN|'
70 r'QSTRING|REAL|RECORD|RULE|SET OF|STRING|TOKEN|UDECIMAL|UNICODE|'
71 r'UNSIGNED|VARSTRING|VARUNICODE)\d*)(\s+)',
72 bygroups(Keyword.Type, Text)),
73 ],
74 'keywords': [
75 (words((
76 'APPLY', 'ASSERT', 'BUILD', 'BUILDINDEX', 'EVALUATE', 'FAIL',
77 'KEYDIFF', 'KEYPATCH', 'LOADXML', 'NOTHOR', 'NOTIFY', 'OUTPUT',
78 'PARALLEL', 'SEQUENTIAL', 'SOAPCALL', 'CHECKPOINT', 'DEPRECATED',
79 'FAILCODE', 'FAILMESSAGE', 'FAILURE', 'GLOBAL', 'INDEPENDENT',
80 'ONWARNING', 'PERSIST', 'PRIORITY', 'RECOVERY', 'STORED', 'SUCCESS',
81 'WAIT', 'WHEN'), suffix=r'\b'),
82 Keyword.Reserved),
83 # These are classed differently, check later
84 (words((
85 'ALL', 'AND', 'ANY', 'AS', 'ATMOST', 'BEFORE', 'BEGINC++', 'BEST', 'BETWEEN', 'CASE',
86 'CONST', 'COUNTER', 'CSV', 'DESCEND', 'ENCRYPT', 'ENDC++', 'ENDMACRO', 'EXCEPT',
87 'EXCLUSIVE', 'EXPIRE', 'EXPORT', 'EXTEND', 'FALSE', 'FEW', 'FIRST', 'FLAT', 'FULL',
88 'FUNCTION', 'GROUP', 'HEADER', 'HEADING', 'HOLE', 'IFBLOCK', 'IMPORT', 'IN', 'JOINED',
89 'KEEP', 'KEYED', 'LAST', 'LEFT', 'LIMIT', 'LOAD', 'LOCAL', 'LOCALE', 'LOOKUP', 'MACRO',
90 'MANY', 'MAXCOUNT', 'MAXLENGTH', 'MIN SKEW', 'MODULE', 'INTERFACE', 'NAMED', 'NOCASE',
91 'NOROOT', 'NOSCAN', 'NOSORT', 'NOT', 'OF', 'ONLY', 'OPT', 'OR', 'OUTER', 'OVERWRITE',
92 'PACKED', 'PARTITION', 'PENALTY', 'PHYSICALLENGTH', 'PIPE', 'QUOTE', 'RELATIONSHIP',
93 'REPEAT', 'RETURN', 'RIGHT', 'SCAN', 'SELF', 'SEPARATOR', 'SERVICE', 'SHARED', 'SKEW',
94 'SKIP', 'SQL', 'STORE', 'TERMINATOR', 'THOR', 'THRESHOLD', 'TOKEN', 'TRANSFORM', 'TRIM',
95 'TRUE', 'TYPE', 'UNICODEORDER', 'UNSORTED', 'VALIDATE', 'VIRTUAL', 'WHOLE', 'WILD',
96 'WITHIN', 'XML', 'XPATH', '__COMPRESSED__'), suffix=r'\b'),
97 Keyword.Reserved),
98 ],
99 'functions': [
100 (words((
101 'ABS', 'ACOS', 'ALLNODES', 'ASCII', 'ASIN', 'ASSTRING', 'ATAN', 'ATAN2', 'AVE', 'CASE',
102 'CHOOSE', 'CHOOSEN', 'CHOOSESETS', 'CLUSTERSIZE', 'COMBINE', 'CORRELATION', 'COS',
103 'COSH', 'COUNT', 'COVARIANCE', 'CRON', 'DATASET', 'DEDUP', 'DEFINE', 'DENORMALIZE',
104 'DISTRIBUTE', 'DISTRIBUTED', 'DISTRIBUTION', 'EBCDIC', 'ENTH', 'ERROR', 'EVALUATE',
105 'EVENT', 'EVENTEXTRA', 'EVENTNAME', 'EXISTS', 'EXP', 'FAILCODE', 'FAILMESSAGE',
106 'FETCH', 'FROMUNICODE', 'GETISVALID', 'GLOBAL', 'GRAPH', 'GROUP', 'HASH', 'HASH32',
107 'HASH64', 'HASHCRC', 'HASHMD5', 'HAVING', 'IF', 'INDEX', 'INTFORMAT', 'ISVALID',
108 'ITERATE', 'JOIN', 'KEYUNICODE', 'LENGTH', 'LIBRARY', 'LIMIT', 'LN', 'LOCAL', 'LOG', 'LOOP',
109 'MAP', 'MATCHED', 'MATCHLENGTH', 'MATCHPOSITION', 'MATCHTEXT', 'MATCHUNICODE',
110 'MAX', 'MERGE', 'MERGEJOIN', 'MIN', 'NOLOCAL', 'NONEMPTY', 'NORMALIZE', 'PARSE', 'PIPE',
111 'POWER', 'PRELOAD', 'PROCESS', 'PROJECT', 'PULL', 'RANDOM', 'RANGE', 'RANK', 'RANKED',
112 'REALFORMAT', 'RECORDOF', 'REGEXFIND', 'REGEXREPLACE', 'REGROUP', 'REJECTED',
113 'ROLLUP', 'ROUND', 'ROUNDUP', 'ROW', 'ROWDIFF', 'SAMPLE', 'SET', 'SIN', 'SINH', 'SIZEOF',
114 'SOAPCALL', 'SORT', 'SORTED', 'SQRT', 'STEPPED', 'STORED', 'SUM', 'TABLE', 'TAN', 'TANH',
115 'THISNODE', 'TOPN', 'TOUNICODE', 'TRANSFER', 'TRIM', 'TRUNCATE', 'TYPEOF', 'UNGROUP',
116 'UNICODEORDER', 'VARIANCE', 'WHICH', 'WORKUNIT', 'XMLDECODE', 'XMLENCODE',
117 'XMLTEXT', 'XMLUNICODE'), suffix=r'\b'),
118 Name.Function),
119 ],
120 'string': [
121 (r'"', String, '#pop'),
122 (r'\'', String, '#pop'),
123 (r'[^"\']+', String),
124 ],
125 }

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