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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | 13x 14x 92x 418x 308x 308x 1x 307x | /**
* Assignment handler registry (ADR-109).
*
* Maps AssignmentKind to handler functions for clean dispatch-based
* code generation. Each handler is responsible for generating the C
* code for one specific kind of assignment.
*/
import AssignmentKind from "../AssignmentKind";
import TAssignmentHandler from "./TAssignmentHandler";
/**
* Static registry mapping AssignmentKind to handler functions.
*
* Handlers are registered lazily to avoid circular dependencies.
* Use getHandler() to retrieve the handler for a given kind.
*/
class AssignmentHandlerRegistry {
private static readonly handlers = new Map<
AssignmentKind,
TAssignmentHandler
>();
/**
* Register a handler for an assignment kind.
*/
static register(kind: AssignmentKind, handler: TAssignmentHandler): void {
AssignmentHandlerRegistry.handlers.set(kind, handler);
}
/**
* Register multiple handlers at once.
*/
static registerAll(
entries: ReadonlyArray<[AssignmentKind, TAssignmentHandler]>,
): void {
for (const [kind, handler] of entries) {
AssignmentHandlerRegistry.handlers.set(kind, handler);
}
}
/**
* Get the handler for an assignment kind.
* Throws if no handler is registered.
*/
static getHandler(kind: AssignmentKind): TAssignmentHandler {
const handler = AssignmentHandlerRegistry.handlers.get(kind);
if (!handler) {
throw new Error(
`No handler registered for assignment kind: ${AssignmentKind[kind]}`,
);
}
return handler;
}
}
export default AssignmentHandlerRegistry;
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