import { Token } from "@syuilo/aiscript/parser/token.js";
import { SourceLocation } from "../parser/SourceRange.js";
import { Ast } from "@syuilo/aiscript/index.js";
export declare enum AiSyntaxErrorId {
    invalidAttribute = 0,
    UnExpectedToken = 1,
    MultipleStatementsOnSingleLine = 2,
    MissingThenClause = 3,
    MissingCondition = 4,
    SeparatorExpected = 5,
    NonNumericSign = 6,
    CanNotUseSpacesInReference = 7,
    MissingIdentifier = 8,
    MissingType = 9,
    MissingParams = 10,
    MissingFunctionBody = 11,
    MissingExpr = 12,
    MissingKeyword = 13,
    MissingBody = 14,
    MissingBracket = 15,
    MissingAttribute = 16,
    MissingLineBreak = 17,
    MissingStatement = 18
}
export declare class AiSyntaxError extends Error {
    messageId: AiSyntaxErrorId;
    token: Token | Ast.Node;
    location: SourceLocation;
    constructor(messageId: AiSyntaxErrorId, token: Token | Ast.Node, location: SourceLocation);
}
export declare class AiMissingKeywordError extends AiSyntaxError {
    keyword: string;
    constructor(keyword: string, token: Token | Ast.Node, location: SourceLocation);
}
export declare class AiMissingBracketError extends AiSyntaxError {
    bracket: string;
    constructor(bracket: string, token: Token | Ast.Node, location: SourceLocation);
}