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"""
pygments.lexers.gsql
~~~~~~~~~~~~~~~~~~~~
Lexers for TigerGraph GSQL graph query language
:copyright: Copyright 2006-2021 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import RegexLexer, include, bygroups, using, this, words
from pygments.token import Keyword, Punctuation, Comment, Operator, Name,\
String, Number, Whitespace, Token
__all__ = ["GSQLLexer"]
class GSQLLexer(RegexLexer):
"""
For `GSQL <https://docs.tigergraph.com/dev/gsql-ref>`_ queries (version 3.x).
.. versionadded:: 2.10
"""
name = 'GSQL'
aliases = ['gsql']
filenames = ['*.gsql']
flags = re.MULTILINE | re.IGNORECASE
tokens = {
'root': [
include('comment'),
include('keywords'),
include('clauses'),
include('accums'),
include('relations'),
include('strings'),
include('whitespace'),
include('barewords'),
include('operators'),
],
'comment': [
(r'\#.*', Comment.Single),
(r'/\*(.|\n)*?\*/', Comment.Multiline),
],
'keywords': [
(words((
'ACCUM', 'AND', 'ANY', 'API', 'AS', 'ASC', 'AVG', 'BAG', 'BATCH', 'BETWEEN', 'BOOL', 'BOTH',
'BREAK', 'BY', 'CASE', 'CATCH', 'COALESCE', 'COMPRESS', 'CONTINUE', 'COUNT',
'CREATE', 'DATETIME', 'DATETIME_ADD', 'DATETIME_SUB', 'DELETE', 'DESC', 'DISTRIBUTED', 'DO',
'DOUBLE', 'EDGE', 'ELSE', 'END', 'ESCAPE', 'EXCEPTION', 'FALSE', 'FILE', 'FILTER', 'FLOAT', 'FOREACH', 'FOR',
'FROM', 'GRAPH', 'GROUP', 'GSQL_INT_MAX', 'GSQL_INT_MIN', 'GSQL_UINT_MAX', 'HAVING', 'IF',
'IN', 'INSERT', 'INT', 'INTERPRET', 'INTERSECT', 'INTERVAL', 'INTO', 'IS', 'ISEMPTY', 'JSONARRAY', 'JSONOBJECT', 'LASTHOP',
'LEADING', 'LIKE', 'LIMIT', 'LIST', 'LOAD_ACCUM', 'LOG', 'MAP', 'MATCH', 'MAX', 'MIN', 'MINUS', 'NOT',
'NOW', 'NULL', 'OFFSET', 'OR', 'ORDER', 'PATH', 'PER', 'PINNED', 'POST_ACCUM', 'POST-ACCUM', 'PRIMARY_ID', 'PRINT',
'QUERY', 'RAISE', 'RANGE', 'REPLACE', 'RESET_COLLECTION_ACCUM', 'RETURN', 'RETURNS', 'RUN', 'SAMPLE', 'SELECT', 'SELECT_VERTEX',
'SET', 'SRC', 'STATIC', 'STRING', 'SUM', 'SYNTAX', 'TARGET', 'TAGSTGT', 'THEN', 'TO', 'TO_CSV', 'TO_DATETIME', 'TRAILING', 'TRIM', 'TRUE',
'TRY', 'TUPLE', 'TYPEDEF', 'UINT', 'UNION', 'UPDATE', 'VALUES', 'VERTEX', 'WHEN', 'WHERE', 'WHILE', 'WITH'), prefix=r'(?<!\.)', suffix=r'\b'), Token.Keyword)
],
'clauses': [
(words(('accum', 'having', 'limit', 'order', 'postAccum', 'sample', 'where')), Name.Builtin)
],
'accums': [
(words(('andaccum', 'arrayaccum', 'avgaccum', 'bagaccum', 'bitwiseandaccum',
'bitwiseoraccum', 'groupbyaccum', 'heapaccum', 'listaccum', 'MapAccum',
'maxaccum', 'minaccum', 'oraccum', 'setaccum', 'sumaccum')), Name.Builtin),
],
'relations': [
(r'(-\s?)(\(.*\:\w?\))(\s?-)', bygroups(Operator, using(this), Operator)),
(r'->|<-', Operator),
(r'[.*{}\[\]\<\>\_]', Punctuation),
],
'strings': [
(r'"([^"\\]|\\.)*"', String),
(r'@{1,2}\w+', Name.Variable),
],
'whitespace': [
(r'\s+', Whitespace),
],
'barewords': [
(r'[a-z]\w*', Name),
(r'(\d+\.\d+|\d+)', Number),
],
'operators': [
(r'\$|[^0-9|\/|\-](\-\=|\+\=|\*\=|\\\=|\=|\=\=|\=\=\=|\+|\-|\*|\\|\+\=|\>|\<)[^\>|\/]', Operator),
(r'(\||\(|\)|\,|\;|\=|\-|\+|\*|\/|\>|\<|\:)', Operator),
],
}
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