@types/codemirror/addon/selection/active-line.d.ts

import "../../";

declare module "../../" {
    interface StyleActiveLine {
        /**
         * Controls whether single-line selections, or just cursor selections, are styled. Defaults to false (only cursor selections).
         */
        nonEmpty: boolean;
    }

    interface EditorConfiguration {
        /**
         * When enabled gives the wrapper of the line that contains the cursor the class CodeMirror-activeline,
         * adds a background with the class CodeMirror-activeline-background, and adds the class CodeMirror-activeline-gutter to the line's gutter space is enabled.
         */
        styleActiveLine?: StyleActiveLine | boolean | undefined;
    }
}