expression-language.js/dts/token.d.ts

An engine for javascript that can compile and evaluate expressions written in typescript

import Position from "./position";
export declare const enum TokenType {
    T_EOF = 0,
    T_STR = 1,
    T_NUM = 2,
    T_ID = 3,
    T_ADD = 4,
    T_SUB = 5,
    T_MUL = 6,
    T_DIV = 7,
    T_MOD = 8,
    T_AMP = 9,
    T_PIPE = 10,
    T_XOR = 11,
    T_SHL = 12,
    T_SHR = 13,
    T_INC = 14,
    T_DEC = 15,
    T_NOT = 16,
    T_NEQ = 17,
    T_STRICT_NEQ = 18,
    T_AND = 19,
    T_OR = 20,
    T_ASSIGN = 21,
    T_GT = 22,
    T_GE = 23,
    T_LT = 24,
    T_LE = 25,
    T_EQ = 26,
    T_STRICT_EQ = 27,
    T_LPAREN = 28,
    T_LBRACKET = 29,
    T_LBRACE = 30,
    T_RPAREN = 31,
    T_RBRACKET = 32,
    T_RBRACE = 33,
    T_COMMA = 34,
    T_COLON = 35,
    T_SEMICOLON = 36,
    T_DOT = 37,
    T_QUESTION = 38,
    T_KW_BEGIN = 39,
    T_KW_NOT = 40,
    T_KW_OR = 41,
    T_KW_AND = 42,
    T_KW_IN = 43,
    T_KW_IS = 44,
    T_KW_END = 45
}
export declare const Tokens: {
    [key: number]: string;
};
declare const enum OperatorAssociativity {
    Left = 1,
    Right = 2
}
interface OperatorPrecedence {
    precedence: number;
    associativity?: OperatorAssociativity;
}
export declare const Keyword: {
    lookup: (identifier: string) => TokenType;
    isKeyword(type: TokenType): boolean;
};
export declare class Token {
    readonly type: TokenType;
    readonly value: string;
    readonly position: Position;
    constructor(type: TokenType, value: string, position: Position);
    test(type: TokenType): boolean;
    testAny(...types: TokenType[]): boolean;
    isBinaryOperator(): boolean;
    getBinaryPrecedence(): OperatorPrecedence;
}
export declare class TokenStream {
    private index;
    private readonly tokens;
    constructor();
    add(token: Token): void;
    current(): Token;
    next(): Token;
    look(number?: number): Token;
    count(): number;
    expect(type: TokenType, message?: string): Token;
    expectOneOf(...types: TokenType[]): Token;
    eof(): boolean;
}
export {};
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