interface AtRuleLike {
    some(predicate: (node: {
        prop?: string;
    }) => boolean): boolean;
    append(decl: {
        prop: string;
        value: string;
    }): void;
}
interface FontFaceRelationLike {
    from: {
        markDirty(): void;
    };
    node: AtRuleLike;
}
interface FontFaceDeclaration {
    'font-family'?: string;
    relations: FontFaceRelationLike[];
}
interface FontUsageLike {
    subsets?: Record<string, Buffer | Uint8Array>;
    pageText?: string;
    fontFamilies: Set<string>;
    codepoints?: {
        original: number[];
    };
    props: Record<string, string>;
}
interface AssetTextEntry {
    htmlOrSvgAsset: {
        text: string;
        urlOrDescription: string;
    };
    fontUsages: FontUsageLike[];
    accumulatedFontFaceDeclarations: FontFaceDeclaration[];
}
interface AssetGraphLike {
    warn(err: Error): void;
    info(err: Error): void;
}
declare function warnAboutMissingGlyphs(htmlOrSvgAssetTextsWithProps: AssetTextEntry[], assetGraph: AssetGraphLike): Promise<void>;
export = warnAboutMissingGlyphs;
//# sourceMappingURL=warnAboutMissingGlyphs.d.ts.map