54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
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use std::path::{Path, PathBuf};
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pub fn render_playpen(s: &mut str) {
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for playpen in find_playpens(s) {
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println!("Playpen{{ {}, {}, {:?}, {} }}", playpen.start_index, playpen.end_index, playpen.rust_file, playpen.editable);
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}
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}
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struct Playpen{
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start_index: u32,
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end_index: u32,
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rust_file: PathBuf,
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editable: bool
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}
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fn find_playpens(s: &str) -> Vec<Playpen> {
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let mut playpens = vec![];
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for (i, _) in s.match_indices("{{#playpen") {
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println!("[*]: find_playpen");
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// DON'T forget the "+ i" else you have an index out of bounds error !!
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let end_i = if let Some(n) = s[i..].find("}}") { n } else { continue } + i + 2;
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println!("s[{}..{}] = {}", i, end_i, s[i..end_i].to_string());
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// If there is nothing between "{{#playpen" and "}}" skip
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if end_i-2 - (i+10) < 1 { continue }
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if s[i+10..end_i-2].trim().len() == 0 { continue }
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println!("{}", s[i+10..end_i-2].to_string());
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// Split on whitespaces
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let params: Vec<&str> = s[i+10..end_i-2].split_whitespace().collect();
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let mut editable = false;
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if params.len() > 1 {
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editable = if let Some(_) = params[1].find("editable") {true} else {false};
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}
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playpens.push(
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Playpen{
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start_index: i as u32,
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end_index: end_i as u32,
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rust_file: PathBuf::from(params[0]),
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editable: editable,
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}
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)
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}
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playpens
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}
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