Class Span

src/domTree.ts:212–258

 * children.
 */
export class Span<ChildType extends VirtualNode> implements HtmlDomNode {
    children: ChildType[];
    attributes!: Record<string, string>;
    classes!: string[];
    height!: number;
    depth!: number;
    width: number | null | undefined;
    maxFontSize!: number;
    style!: CssStyle;
    /**
     * Italic correction carried over from a SymbolNode when the symbol is
     * wrapped in a vlist (e.g. \oiint / \oiiint).  Read by supsub to adjust
     * subscript positioning.  Only set when nonzero; use `?? 0` at read sites.
     */
    italic?: number;

    constructor(
        classes?: string[],
        children?: ChildType[],
        options?: Options,
        style?: CssStyle,
    ) {
        initNode.call(this, classes, options, style);
        this.children = children || [];
    }

    /**
     * Sets an arbitrary attribute on the span. Warning: use this wisely. Not
     * all browsers support attributes the same, and having too many custom
     * attributes is probably bad.
     */
    setAttribute(attribute: string, value: string) {
        this.attributes[attribute] = value;
    }

    hasClass(className: string): boolean {
        return this.classes.includes(className);
    }

    toNode(): HTMLElement {
        return toNode.call(this, "span");
    }

    toMarkup(): string {
        return toMarkup.call(this, "span");
    }
}

/**
 * This node represents an anchor (<a>) element with a hyperlink.  See `span`