Select all cursive texts in indesign

IndesignSelectCursive.txt

#target indesign

var doc = app.activeDocument;
app.select(NothingEnum.NOTHING);

var foundItems = [];

for (var i = 0; i < doc.stories.length; i++) {
    var story = doc.stories[i];
    var chars = story.characters;

    for (var j = 0; j < chars.length; j++) {
        try {
            var ch = chars[j];
            var fontStyle = ch.fontStyle;

            if (
                fontStyle &&
                (
                    fontStyle.match(/italic/i) ||
                    fontStyle.match(/oblique/i) ||
                    fontStyle.match(/kursiv/i)
                )
            ) {
                foundItems.push(ch);
            }
        } catch (e) {}
    }
}

if (foundItems.length > 0) {
    app.select(foundItems);
    alert(foundItems.length + " kurzív karakter kijelölve.");
} else {
    alert("Nem találtam kurzív szöveget.");
}