Function render_with_options 

pub fn render_with_options(input: &str, options: &RenderOptions) -> String

Render an ASCII art diagram to SVG with custom options.

Example

use aasvg::{render_with_options, RenderOptions};

let options = RenderOptions::new()
    .with_backdrop(true)
    .with_spaces(0);

let svg = render_with_options("+--+\n|  |\n+--+", &options);
assert!(svg.contains("var(--aasvg-bg)"));