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bazarr/libs/pygments/lexers/teal.py

90 lines
3.4 KiB

"""
pygments.lexers.teal
~~~~~~~~~~~~~~~~~~~~
Lexer for TEAL.
:copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, bygroups, include, words
from pygments.token import Comment, Name, Number, String, Text, Keyword, \
Whitespace
__all__ = ['TealLexer']
class TealLexer(RegexLexer):
"""
For the Transaction Execution Approval Language (TEAL)
For more information about the grammar, see:
https://github.com/algorand/go-algorand/blob/master/data/transactions/logic/assembler.go
.. versionadded:: 2.9
"""
name = 'teal'
url = 'https://developer.algorand.org/docs/reference/teal/specification/'
aliases = ['teal']
filenames = ['*.teal']
keywords = words({
'Sender', 'Fee', 'FirstValid', 'FirstValidTime', 'LastValid', 'Note',
'Lease', 'Receiver', 'Amount', 'CloseRemainderTo', 'VotePK',
'SelectionPK', 'VoteFirst', 'VoteLast', 'VoteKeyDilution', 'Type',
'TypeEnum', 'XferAsset', 'AssetAmount', 'AssetSender', 'AssetReceiver',
'AssetCloseTo', 'GroupIndex', 'TxID', 'ApplicationID', 'OnCompletion',
'ApplicationArgs', 'NumAppArgs', 'Accounts', 'NumAccounts',
'ApprovalProgram', 'ClearStateProgram', 'RekeyTo', 'ConfigAsset',
'ConfigAssetTotal', 'ConfigAssetDecimals', 'ConfigAssetDefaultFrozen',
'ConfigAssetUnitName', 'ConfigAssetName', 'ConfigAssetURL',
'ConfigAssetMetadataHash', 'ConfigAssetManager', 'ConfigAssetReserve',
'ConfigAssetFreeze', 'ConfigAssetClawback', 'FreezeAsset',
'FreezeAssetAccount', 'FreezeAssetFrozen',
'NoOp', 'OptIn', 'CloseOut', 'ClearState', 'UpdateApplication',
'DeleteApplication',
'MinTxnFee', 'MinBalance', 'MaxTxnLife', 'ZeroAddress', 'GroupSize',
'LogicSigVersion', 'Round', 'LatestTimestamp', 'CurrentApplicationID',
'AssetBalance', 'AssetFrozen',
'AssetTotal', 'AssetDecimals', 'AssetDefaultFrozen', 'AssetUnitName',
'AssetName', 'AssetURL', 'AssetMetadataHash', 'AssetManager',
'AssetReserve', 'AssetFreeze', 'AssetClawback',
}, suffix=r'\b')
identifier = r'[^ \t\n]+(?=\/\/)|[^ \t\n]+'
newline = r'\r?\n'
tokens = {
'root': [
include('whitespace'),
# pragmas match specifically on the space character
(r'^#pragma .*' + newline, Comment.Directive),
# labels must be followed by a space,
# but anything after that is ignored
('(' + identifier + ':' + ')' + '([ \t].*)',
bygroups(Name.Label, Comment.Single)),
(identifier, Name.Function, 'function-args'),
],
'function-args': [
include('whitespace'),
(r'"', String, 'string'),
(r'(b(?:ase)?(?:32|64) ?)(\(?[a-zA-Z0-9+/=]+\)?)',
bygroups(String.Affix, String.Other)),
(r'[A-Z2-7]{58}', Number), # address
(r'0x[\da-fA-F]+', Number.Hex),
(r'\d+', Number.Integer),
(keywords, Keyword),
(identifier, Name.Attributes), # branch targets
(newline, Text, '#pop'),
],
'string': [
(r'\\(?:["nrt\\]|x\d\d)', String.Escape),
(r'[^\\\"\n]+', String),
(r'"', String, '#pop'),
],
'whitespace': [
(r'[ \t]+', Whitespace),
(r'//[^\n]+', Comment.Single),
],
}