Function setNormal

mini-code-edit/cm/mode/rst/rst.js:11–18

(state, ch)

    }

    function setNormal(state, ch) {
        if (ch && (typeof ch !== 'string')) {
            var str = ch.current();
            ch = str[str.length-1];
        }

        setState(state, normal, {back: ch});
    }

    function hasMode(mode) {
        if (mode) {