Interface RichTextValueBuilder

interface RichTextValueBuilder {
    build(): RichTextValue;
    setLinkUrl(
        startOffset: number,
        endOffset: number,
        linkUrl: string,
    ): RichTextValueBuilder;
    setLinkUrl(linkUrl: string): RichTextValueBuilder;
    setText(text: string): RichTextValueBuilder;
    setTextStyle(
        startOffset: number,
        endOffset: number,
        textStyle: GoogleAppsScript.Spreadsheet.TextStyle,
    ): RichTextValueBuilder;
    setTextStyle(
        textStyle: GoogleAppsScript.Spreadsheet.TextStyle,
    ): RichTextValueBuilder;
}