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coffee.pygments/pygments/lexers/teal.py
Jean Abou Samra 25f230191f Move versionadded data to a lexer attribute
That way, we can set it to "" for old lexers, and check that it's
present on new lexers. (In the future, we might also use it for better
presentation in the documentation.)
2023-11-26 14:51:52 +01:00

88 lines
3.4 KiB
Python

"""
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
"""
name = 'teal'
url = 'https://developer.algorand.org/docs/reference/teal/specification/'
aliases = ['teal']
filenames = ['*.teal']
version_added = '2.9'
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),
],
}