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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#
#     http://www.apache.org/licenses/LICENSE-2.0
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# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========

from typing import ClassVar

from mirage.runtime.language import LanguageRuntime
from mirage.runtime.types import Language


class JsRuntime(LanguageRuntime):
    """The js tier: every runtime that interprets JavaScript source.

    Groups the engines behind the node/js commands (quickjs today), so
    ``language`` and the default ``captures`` are declared once and
    js-tier behavior has one home. A new JavaScript engine subclasses
    this, not LanguageRuntime.
    """

    language: ClassVar[Language] = "js"
    captures = ("node", "js")
