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Add crosslinking to procs and vars

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Closes #92.
This commit is contained in:
Tad Hardesty 2020-01-25 20:39:11 -08:00
parent cbbfc104ba
commit 1352b69490
1 changed files with 51 additions and 13 deletions
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64
src/dmdoc/main.rs
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@ -138,21 +138,59 @@ fn main2() -> Result<(), Box<dyn std::error::Error>> {
return Some((format!("{}.html#define/{}", module, reference), reference.to_owned()));
}
// TODO: allow performing relative searches, find vars and procs too
let mut progress = String::new();
let mut best = String::new();
for bit in reference.split("/").skip_while(|s| s.is_empty()) {
progress.push_str("/");
progress.push_str(bit);
if types_with_docs.contains_key(&progress) {
best.clone_from(&progress);
}
}
if !best.is_empty() {
return Some((format!("{}.html", &best[1..]), best));
// parse "proc" or "var" reference out
let mut reference2 = reference;
let mut proc_name = None;
let mut var_name = None;
if let Some(idx) = reference.find("/proc/") {
proc_name = Some(&reference[idx + "/proc/".len()..]);
reference2 = &reference[..idx];
} else if let Some(idx) = reference.find("/verb/") {
proc_name = Some(&reference[idx + "/verb/".len()..]);
reference2 = &reference[..idx];
} else if let Some(idx) = reference.find("/var/") {
var_name = Some(&reference[idx + "/var/".len()..]);
reference2 = &reference[..idx];
}
eprintln!("unable to find target for link [{}]", reference);
let mut progress = String::new();
let mut best = 0;
for bit in reference2.split("/").skip_while(|s| s.is_empty()) {
progress.push_str("/");
progress.push_str(bit);
if let Some(info) = types_with_docs.get(&progress) {
if let Some(proc_name) = proc_name {
if info.proc_docs.contains(proc_name) {
best = progress.len();
}
} else if let Some(var_name) = var_name {
if info.var_docs.contains(var_name) {
best = progress.len();
}
} else {
best = progress.len();
}
}
}
if best > 0 {
use std::fmt::Write;
if best < progress.len() {
eprintln!("crosslink [{}] approximating to [{}]", reference, &progress[..best]);
progress.truncate(best);
}
let mut href = format!("{}.html", &progress[1..]);
if let Some(proc_name) = proc_name {
let _ = write!(href, "#proc/{}", proc_name);
} else if let Some(var_name) = var_name {
let _ = write!(href, "#var/{}", var_name);
}
return Some((href, progress));
}
eprintln!("crosslink [{}] unknown", reference);
None
};