import type { Rspack } from '@rsbuild/core';
export type ShaderProcessor = (source: string, resourcePath: string) => string | Promise<string>;
export interface PluginGlslOptions {
    /** Rspack rule condition used to select shader modules. */
    include?: Rspack.RuleSetCondition;
    /** Rspack rule condition used to exclude shader modules. */
    exclude?: Rspack.RuleSetCondition;
    /** Extension appended to extension-less chunk imports. @default 'glsl' */
    defaultExtension?: string;
    /** Emit one warning per duplicated import and importing file. @default true */
    warnDuplicatedImports?: boolean;
    /** Inline a chunk only once for each shader module. @default false */
    removeDuplicatedImports?: boolean;
    /** Directives that import shader chunks. @default ['#include'] */
    importKeywords?: readonly string[];
    /** Process the fully expanded shader. */
    onComplete?: ShaderProcessor;
    /** Minify the expanded shader, or provide a custom minifier. @default false */
    minify?: boolean | ShaderProcessor;
    /**
     * Backward-compatible alias for `minify`.
     * @deprecated Use `minify` instead.
     */
    compress?: boolean | ShaderProcessor;
    /** Register imported chunks as build dependencies. @default true */
    watch?: boolean;
    /** Base directory for imports beginning with `/`, relative to Rsbuild root. @default '/' */
    root?: string;
}
export interface ResolvedPluginGlslOptions {
    include: Rspack.RuleSetCondition;
    exclude?: Rspack.RuleSetCondition;
    defaultExtension: string;
    warnDuplicatedImports: boolean;
    removeDuplicatedImports: boolean;
    importKeywords: readonly string[];
    onComplete?: ShaderProcessor;
    minify: boolean | ShaderProcessor;
    watch: boolean;
    root: string;
}
export interface TransformShaderOptions extends PluginGlslOptions {
    /** Project root used to resolve root-relative imports. @default process.cwd() */
    cwd?: string;
    /** File reader override for virtual file systems and tests. */
    readFile?: (path: string) => string | Promise<string>;
}
export interface TransformShaderResult {
    code: string;
    dependencies: string[];
    warnings: string[];
}