getFeature top-level property

dynamic Function(dynamic feature, dynamic script, dynamic language) getFeature

Implementation

Substitution.prototype.getFeature = function(feature, script, language) {
    if (/ss\d\d/.test(feature)) {
        // ss01 - ss20
        return this.getSingle(feature, script, language);
    }
    switch (feature) {
        case 'aalt':
        case 'salt':
            return this.getSingle(feature, script, language)
                    .concat(this.getAlternates(feature, script, language));
        case 'dlig':
        case 'liga':
        case 'rlig':
            return this.getLigatures(feature, script, language);
        case 'ccmp':
            return this.getMultiple(feature, script, language)
                .concat(this.getLigatures(feature, script, language));
        case 'stch':
            return this.getMultiple(feature, script, language);
    }
    return undefined;
};