Method isSchemeUsable

static/settings.ts:495–502

(scheme: ColourSchemeInfo, newTheme?: AppTheme)

    }

    private isSchemeUsable(scheme: ColourSchemeInfo, newTheme?: AppTheme): boolean {
        return (
            this.settings.alwaysEnableAllSchemes ||
            scheme.themes.length === 0 ||
            (newTheme && scheme.themes.includes(newTheme)) ||
            scheme.themes.includes('all')
        );
    }

    private selectorHasOption(selector: JQuery, option: string): boolean {
        return selector.children(`[value=${option}]`).length > 0;