zola/components/config/examples/generate_sublime.rs
2020-02-02 17:48:43 -08:00

64 lines
2.6 KiB
Rust

//! This program is mainly intended for generating the dumps that are compiled in to
//! syntect, not as a helpful example for beginners.
//! Although it is a valid example for serializing syntaxes, you probably won't need
//! to do this yourself unless you want to cache your own compiled grammars.
use std::collections::HashMap;
use std::collections::HashSet;
use std::env;
use std::iter::FromIterator;
use syntect::dumps::*;
use syntect::highlighting::ThemeSet;
use syntect::parsing::SyntaxSetBuilder;
fn usage_and_exit() -> ! {
println!("USAGE: cargo run --example generate_sublime synpack source-dir newlines.packdump nonewlines.packdump\n
cargo run --example generate_sublime themepack source-dir themepack.themedump");
::std::process::exit(2);
}
// Not an example of zola but is used to generate the theme and syntax dump
// used for syntax highlighting.
// Check README for more details
fn main() {
let mut args = env::args().skip(1);
match (args.next(), args.next(), args.next()) {
(Some(ref cmd), Some(ref package_dir), Some(ref packpath_newlines)) if cmd == "synpack" => {
let mut builder = SyntaxSetBuilder::new();
builder.add_plain_text_syntax();
builder.add_from_folder(package_dir, true).unwrap();
let ss = builder.build();
dump_to_file(&ss, packpath_newlines).unwrap();
let mut syntaxes: HashMap<String, HashSet<String>> = HashMap::new();
for s in ss.syntaxes().iter() {
syntaxes
.entry(s.name.clone())
.and_modify(|e| {
for ext in &s.file_extensions {
e.insert(ext.clone());
}
})
.or_insert_with(|| HashSet::from_iter(s.file_extensions.iter().cloned()));
}
let mut keys = syntaxes.keys().collect::<Vec<_>>();
keys.sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
for k in keys {
if !syntaxes[k].is_empty() {
let mut extensions_sorted = syntaxes[k].iter().cloned().collect::<Vec<_>>();
extensions_sorted.sort();
println!("- {} -> {:?}", k, extensions_sorted);
}
}
}
(Some(ref cmd), Some(ref theme_dir), Some(ref packpath)) if cmd == "themepack" => {
let ts = ThemeSet::load_from_folder(theme_dir).unwrap();
for path in ts.themes.keys() {
println!("{:?}", path);
}
dump_to_file(&ts, packpath).unwrap();
}
_ => usage_and_exit(),
}
}