uxn-tal 0.5.0

uxntal:// protocol | a Rust library for assembling TAL (Tal Assembly Language) files into UXN ROM files
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62

use std::path::Path;

pub fn parse_includes(tal: &str) -> Vec<String> {
    // Use lexer-based extraction for includes
    use crate::lexer::extract_includes_from_lexer;
    let includes = extract_includes_from_lexer(tal, None);
    let mut out = includes;

    out.sort();
    out.dedup();
    out
}

pub fn resolve_include(curr_repo_rel: &str, inc: &str) -> String {
    // For remote providers, always resolve ~ and ~/ includes relative to the current file's repo path
    if let Some(s) = inc.strip_prefix("~/") {
        let base = Path::new(curr_repo_rel).parent().unwrap_or(Path::new(""));
        let inc_path = Path::new(s);
        // If the first segment of inc matches the parent dir, don't join
        if let (Some(base_name), Some(first)) = (base.file_name(), inc_path.iter().next()) {
            if first == base_name {
                return s.replace('\\', "/");
            }
        }
        let joined = base.join(s);
        return joined.to_string_lossy().replace('\\', "/");
    }
    if let Some(s) = inc.strip_prefix('~') {
        let base = Path::new(curr_repo_rel).parent().unwrap_or(Path::new(""));
        let s = s.trim_start_matches('/');
        let inc_path = Path::new(s);
        if let (Some(base_name), Some(first)) = (base.file_name(), inc_path.iter().next()) {
            if first == base_name {
                return s.replace('\\', "/");
            }
        }
        let joined = base.join(s);
        return joined.to_string_lossy().replace('\\', "/");
    }
    if inc.starts_with('/') {
        return inc.trim_start_matches('/').to_string();
    }
    let base = Path::new(curr_repo_rel).parent().unwrap_or(Path::new(""));
    let inc_path = Path::new(inc);
    if let (Some(base_name), Some(first)) = (base.file_name(), inc_path.iter().next()) {
        if first == base_name {
            return inc.replace('\\', "/");
        }
    }
    let joined = base.join(inc);
    joined.to_string_lossy().replace('\\', "/")
}

pub fn repo_entry_guesses() -> &'static [&'static str] {
    &[
        "src/main.tal",
        "main.tal",
        "src/drifblim.tal",
        "drifblim.tal",
        "index.tal",
    ]
}