export type ShellTokenKind = "arg" | "operator" | "pipe" | "redirect";
export interface ShellToken {
    kind: ShellTokenKind;
    value: string;
}
export type ShellCommandDialect = "posix" | "powershell";
/** Tokenize one simple command while preserving the pre-existing quote/escape contract. */
export declare function tokenizeCommand(command: string, dialect?: ShellCommandDialect): string[] | null;
/** Tokenize a shell command and expose quote-aware command boundaries and redirects. */
export declare function tokenizeShellCommand(command: string, dialect?: ShellCommandDialect): ShellToken[] | null;
export interface ParsedCommand {
    envVars: Record<string, string>;
    coreCommandTokens: string[];
}
export declare function parseCommandPrefixes(command: string, dialect?: ShellCommandDialect): ParsedCommand | null;
export declare function isComplexShellCommand(command: string): boolean;
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