rshtml_core 0.6.0

RsHtml: A Template Engine for Seamless HTML and Rust Integration.
Documentation 
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use proc_macro2::TokenStream;
use quote::quote;
use std::fs;
use std::io;
use std::path::Component;
use std::path::Path;
use std::path::PathBuf;

pub fn create(path: &Path, generated_code: &str) -> io::Result<TokenStream> {
    let manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap_or_else(|_| ".".to_string());

    let mut target_path = PathBuf::from(&manifest_dir);
    target_path.push("target");
    target_path.push("rshtml");

    for component in path.components() {
        match component {
            Component::Normal(c) => {
                target_path.push(c);
            }
            Component::ParentDir => {
                target_path.push("__up__");
            }
            Component::RootDir | Component::Prefix(_) | Component::CurDir => {}
        }
    }

    let parent = target_path.parent().ok_or(io::Error::new(
        io::ErrorKind::InvalidData,
        "The file path is not valid",
    ))?;
    fs::create_dir_all(parent)?;

    fs::write(&target_path, generated_code)?;

    let include_path_str = target_path.to_str().ok_or(io::Error::new(
        io::ErrorKind::InvalidData,
        "The generated file path is not valid UTF-8",
    ))?;

    Ok(quote! {{ include!(#include_path_str); }})
}