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/**
 * Copyright (c) 2011-2023, James Zhan 詹波 ([email protected]).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.jfinal.template.expr;

/**
 * Tok
 */
class Tok {
	
	final Sym sym;
	private final String value;
	final int row;
	
	Tok(Sym sym, int row) {
		this(sym, sym.value(), row);
	}
	
	Tok(Sym exprSym, String value, int row) {
		if (exprSym == null || value == null) {
			throw new IllegalArgumentException("exprSym and value can not be null");
		}
		this.sym = exprSym;
		this.value = value;
		this.row = row;
	}
	
	String value() {
		return value;
	}
	
	public String toString() {
		return value;
	}
	
	void print() {
		System.out.print("[");
		System.out.print(row);
		System.out.print(", ");
		System.out.print(sym.value());
		System.out.print(", ");
		System.out.print(value());
		System.out.println("]");
	}
}