symfony-style-console/dist/Formatter/OutputFormatterStyleStack.js

Use the style and utilities of the Symfony Console in Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var OutputFormatterStyle_1 = require("./OutputFormatterStyle");
/**
 * Manages nesting of [[OutputFormatterStyleInterface]] styles.
 *
 *
 * @author Jean-François Simon <contact@jfsimon.fr>
 *
 * Original PHP class
 *
 * @author Florian Reuschel <florian@loilo.de>
 *
 * Port to TypeScript
 *
 */
var OutputFormatterStyleStack = /** @class */ (function () {
    /**
     * Constructor.
     *
     * @param emptyStyle
     */
    function OutputFormatterStyleStack(emptyStyle) {
        if (emptyStyle === void 0) { emptyStyle = null; }
        this.emptyStyle = emptyStyle || new OutputFormatterStyle_1.default();
        this.reset();
    }
    /**
     * Resets stack (ie. empty internal arrays).
     */
    OutputFormatterStyleStack.prototype.reset = function () {
        this.styles = [];
    };
    /**
     * Pushes a style in the stack.
     *
     * @param style
     */
    OutputFormatterStyleStack.prototype.push = function (style) {
        this.styles.push(style);
    };
    /**
     * Pops a style from the stack.
     *
     * @param OutputFormatterStyle|null style
     *
     * @return OutputFormatterStyle
     *
     * @throws InvalidArgumentException When style tags incorrectly nested
     */
    OutputFormatterStyleStack.prototype.pop = function (style) {
        if (style === void 0) { style = null; }
        if (!this.styles.length) {
            return this.emptyStyle;
        }
        if (null === style) {
            return this.styles.pop();
        }
        for (var index = this.styles.length - 1; index >= 0; index--) {
            var stackedStyle = this.styles[index];
            if (style.apply('') === stackedStyle.apply('')) {
                this.styles = this.styles.slice(0, index);
                return stackedStyle;
            }
        }
        throw new SyntaxError('Incorrectly nested style tag found.');
    };
    /**
     * Computes current style with stacks top codes.
     *
     * @return OutputFormatterStyle
     */
    OutputFormatterStyleStack.prototype.getCurrent = function () {
        if (!this.styles.length) {
            return this.emptyStyle;
        }
        return this.styles[this.styles.length - 1];
    };
    /**
     * @param emptyStyle
     * @return this
     */
    OutputFormatterStyleStack.prototype.setEmptyStyle = function (emptyStyle) {
        this.emptyStyle = emptyStyle;
        return this;
    };
    /**
     * @return OutputFormatterStyle
     */
    OutputFormatterStyleStack.prototype.getEmptyStyle = function () {
        return this.emptyStyle;
    };
    return OutputFormatterStyleStack;
}());
exports.default = OutputFormatterStyleStack;