pdf_encoding 0.3.0

Font related encodings
Documentation 
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use std::fs::{File};
use std::io::{Write, BufReader, BufRead};
use std::env;
use std::path::{Path, PathBuf};
use std::iter::once;

fn main() {
    let path = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap()).join("agl-aglfn/glyphlist.txt");
    println!("cargo:rerun-if-changed=build.rs");
    println!("cargo:rerun-if-changed={}", path.to_str().expect("no-utf8 path"));
    
    let mut glyph_list = File::create(PathBuf::from(env::var("OUT_DIR").unwrap()).join("glyphlist.rs")).unwrap();
    
    writeln!(glyph_list, "[");
    for line in BufReader::new(File::open(path).unwrap()).lines() {
        let line = line.unwrap();
        if line.starts_with("#") {
            continue;
        }
        let mut parts = line.split(";");
        let name = parts.next().unwrap();
        let unicode: String = parts.next().unwrap()
            .split(" ")
            .map(|s| u32::from_str_radix(s, 16).unwrap())
            .map(|cp| std::char::from_u32(cp).unwrap())
            .collect();
        
        writeln!(glyph_list, "    ({:?}, {:?}),", name, unicode);
    }
    writeln!(glyph_list, "]");
}