/**
 * Prop classification for the Jinja2 template adapter.
 *
 * Ported from `packages/adapter-xslate/src/adapter/props/prop-classes.ts`.
 * Pure functions over `ir.metadata` that derive the per-compile prop/name
 * sets the adapter consults during lowering. No adapter instance state.
 */
import { type ComponentIR } from '@barefootjs/jsx';
/**
 * String-typed signals and props. A signal is string-typed when its inferred
 * type is `string` (or, defensively, when its initial value is a bare string
 * literal); a prop when its annotated type is `string`. In the Mojo adapter
 * this drives `eq`/`ne` selection for string equality; neither the Kolon nor
 * the Jinja emitters consume the distinction (both languages' `==`/`!=`
 * compare strings and numbers correctly), so this set is carried for parity
 * with the Perl-family adapters, not because Jinja needs it today.
 */
export declare function collectStringValueNames(ir: ComponentIR): Set<string>;
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