pip-services3-expressions-nodex
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Tokenizers, parsers and expression calculators for Pip.Services in Node.js / ES2017
40 lines (39 loc) • 1.19 kB
TypeScript
/** @module tokenizers */
import { TokenType } from './TokenType';
/**
* A token represents a logical chunk of a string. For example, a typical tokenizer would break
* the string "1.23 <= 12.3" into three tokens: the number 1.23, a less-than-or-equal symbol,
* and the number 12.3. A token is a receptacle, and relies on a tokenizer to decide precisely how
* to divide a string into tokens.
*/
export declare class Token {
private _type;
private _value;
private _line;
private _column;
/**
* Constructs this token with type and value.
* @param type The type of this token.
* @param value The token string value.
* @param line The line number where the token is.
* @param column The column number where the token is.
*/
constructor(type: TokenType, value: string, line: number, column: number);
/**
* The token type.
*/
get type(): TokenType;
/**
* The token value.
*/
get value(): string;
/**
* The line number where the token is.
*/
get line(): number;
/**
* The column number where the token is.
*/
get column(): number;
equals(obj: any): boolean;
}