# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========

# Arithmetic operator tokens from tree-sitter that pass through as-is
# when the expression text is reconstructed for the shared evaluator
# (mirage.shell.arith).
ARITH_OPERATORS = frozenset({
    "+",
    "-",
    "*",
    "/",
    "%",
    "**",
    "==",
    "!=",
    "<",
    ">",
    "<=",
    ">=",
    "<<",
    ">>",
    "&",
    "|",
    "^",
    "~",
    "&&",
    "||",
    "!",
    "?",
    ":",
    "(",
    ")",
    ",",
    "=",
    "+=",
    "-=",
    "*=",
    "/=",
    "%=",
    "<<=",
    ">>=",
    "&=",
    "^=",
    "|=",
    "++",
    "--",
})

# Arithmetic delimiter tokens that mark the start/end of $((...)) and
# the (( ... )) arithmetic command.
ARITH_DELIMITERS = frozenset({"$((", "((", "))"})