"""
Centralized constants for the Skill language parser and LSP server.
"""

from typing import Final, Set

# Node types that represent syntax errors in Tree-sitter
ERROR_NODE_TYPES: Final[Set[str]] = {"ERROR", "MISSING"}

# Node types that are considered significant enough to appear in the Document Symbol outline
SYMBOLIC_NODE_TYPES: Final[Set[str]] = {
    "function_definition",
    "procedure_definition",
    "namespace",
    "let_binding",
}

# Node types used to identify names/identifiers within symbolic nodes
IDENTIFIER_NODE_TYPES: Final[Set[str]] = {"identifier", "name"}