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"""
pygments.lexers.thingsdb
~~~~~~~~~~~~~~~~~~~~~~~~
Lexers for the ThingsDB language.
:copyright: Copyright 2006-2021 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, include, bygroups
from pygments.token import Comment, Keyword, Name, Number, String, Text, \
Operator, Punctuation, Whitespace
__all__ = ['ThingsDBLexer']
class ThingsDBLexer(RegexLexer):
"""
Lexer for the ThingsDB programming language.
.. versionadded:: 2.9
"""
name = 'ThingsDB'
aliases = ['ti', 'thingsdb']
filenames = ['*.ti']
tokens = {
'root': [
include('expression'),
],
'expression': [
include('comments'),
include('whitespace'),
# numbers
(r'[-+]?0b[01]+', Number.Bin),
(r'[-+]?0o[0-8]+', Number.Oct),
(r'([-+]?0x[0-9a-fA-F]+)', Number.Hex),
(r'[-+]?[0-9]+', Number.Integer),
(r'[-+]?((inf|nan)([^0-9A-Za-z_]|$)|[0-9]*\.[0-9]+(e[+-][0-9]+)?)',
Number.Float),
# strings
(r'(?:"(?:[^"]*)")+', String.Double),
(r"(?:'(?:[^']*)')+", String.Single),
# literals
(r'(true|false|nil)\b', Keyword.Constant),
# regular expressions
(r'(/[^/\\]*(?:\\.[^/\\]*)*/i?)', String.Regex),
# thing id's
(r'#[0-9]+', Comment.Preproc),
# name, assignments and functions
include('names'),
(r'[(){}\[\],;]', Punctuation),
(r'[+\-*/%&|<>^!~@=:?]', Operator),
],
'names': [
(r'(\.)'
r'(add|call|contains|del|endswith|extend|filter|find|findindex|'
r'get|has|id|indexof|keys|len|lower|map|pop|push|remove|set|sort|'
r'splice|startswith|test|unwrap|upper|values|wrap)'
r'(\()',
bygroups(Name.Function, Name.Function, Punctuation), 'arguments'),
(r'(array|assert|assert_err|auth_err|backup_info|backups_info|'
r'bad_data_err|bool|closure|collection_info|collections_info|'
r'counters|deep|del_backup|del_collection|del_expired|del_node|'
r'del_procedure|del_token|del_type|del_user|err|float|'
r'forbidden_err|grant|int|isarray|isascii|isbool|isbytes|iserr|'
r'isfloat|isinf|isint|islist|isnan|isnil|israw|isset|isstr|'
r'isthing|istuple|isutf8|lookup_err|max_quota_err|mod_type|new|'
r'new_backup|new_collection|new_node|new_procedure|new_token|'
r'new_type|new_user|node_err|node_info|nodes_info|now|'
r'num_arguments_err|operation_err|overflow_err|procedure_doc|'
r'procedure_info|procedures_info|raise|refs|rename_collection|'
r'rename_user|reset_counters|return|revoke|run|set_log_level|set|'
r'set_quota|set_type|shutdown|str|syntax_err|thing|try|type|'
r'type_err|type_count|type_info|types_info|user_info|users_info|'
r'value_err|wse|zero_div_err)'
r'(\()',
bygroups(Name.Function, Punctuation),
'arguments'),
(r'(\.[A-Za-z_][0-9A-Za-z_]*)'
r'(\s*)(=)',
bygroups(Name.Attribute, Text, Operator)),
(r'\.[A-Za-z_][0-9A-Za-z_]*', Name.Attribute),
(r'([A-Za-z_][0-9A-Za-z_]*)(\s*)(=)',
bygroups(Name.Variable, Text, Operator)),
(r'[A-Za-z_][0-9A-Za-z_]*', Name.Variable),
],
'whitespace': [
(r'\n', Whitespace),
(r'\s+', Whitespace),
],
'comments': [
(r'//(.*?)\n', Comment.Single),
(r'/\*', Comment.Multiline, 'comment'),
],
'comment': [
(r'[^*/]+', Comment.Multiline),
(r'/\*', Comment.Multiline, '#push'),
(r'\*/', Comment.Multiline, '#pop'),
(r'[*/]', Comment.Multiline),
],
'arguments': [
include('expression'),
(',', Punctuation),
(r'\(', Punctuation, '#push'),
(r'\)', Punctuation, '#pop'),
],
}
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