Method constructor

src/document.js:25–38

* * Creates a new `Document`. If `text` is included, the `Document` contains those strings; otherwise, it's empty. * @param {String | String[]} textOrLines text The starting text

(textOrLines)

     * @param {String | String[]} textOrLines text The starting text
     **/
    constructor(textOrLines) {
        /**@type {string[]}*/
        this.$lines = [""];

        // There has to be one line at least in the document. If you pass an empty
        // string to the insert function, nothing will happen. Workaround.
        if (textOrLines.length === 0) {
            this.$lines = [""];
        } else if (Array.isArray(textOrLines)) {
            this.insertMergedLines({row: 0, column: 0}, textOrLines);
        } else {
            this.insert({row: 0, column:0}, textOrLines);
        }
    }
    
    /**
     * Replaces all the lines in the current `Document` with the value of `text`.