ReadonlyconfigFrozen Decimal settings captured when the adapter is created.
ReadonlyidDiagnostic backend name, not a compatibility key.
ReadonlyidentityStable backend compatibility identity, shared across tiers and configurations.
ReadonlytierAvailable capability tier.
Negative, zero, positive, or NaN for unordered comparisons.
Parse a strict decimal literal or convert a native scalar. No arbitrary object coercion.
Whether the scalar is finite.
Whether the scalar is a finite integer.
Whether the scalar is NaN.
Recognize backend-native values without coercion.
Convert to Number; precision or range may be lost.
Numeric text preserving negative zero; formatting is backend-specific.
Create an independent context in this tier; never modifies this adapter.
Immutable Decimal core context, with tier-preserving configuration.