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Expose less granular API in askama crate

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This commit is contained in:
Dirkjan Ochtman 2017-02-08 19:12:21 +01:00
parent 66dd21c857
commit 0bc54d366a
3 changed files with 24 additions and 23 deletions
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12
askama/src/lib.rs
View File

@ -11,8 +11,14 @@ pub trait Template {
}
}
pub mod filters;
pub mod generator;
pub mod parser;
mod generator;
mod parser;
mod path;
pub mod filters;
pub use path::rerun_if_templates_changed;
pub fn build_template(path: &str, ast: &syn::DeriveInput) -> String {
let src = path::get_template_source(path);
let nodes = parser::parse(&src);
generator::generate(ast, path, nodes)
}

17
askama/src/path.rs
View File

@ -1,7 +1,18 @@
use std::env;
use std::fs::{self, DirEntry};
use std::io;
use std::path::Path;
use std::fs::{self, DirEntry, File};
use std::io::{self, Read};
use std::path::{Path, PathBuf};
pub fn get_template_source(tpl_file: &str) -> String {
let root = env::var("CARGO_MANIFEST_DIR").unwrap();
let mut path = PathBuf::from(root);
path.push("templates");
path.push(Path::new(tpl_file));
let mut f = File::open(path).unwrap();
let mut s = String::new();
f.read_to_string(&mut s).unwrap();
s
}
fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry)) -> io::Result<()> {
if dir.is_dir() {

18
askama_derive/src/lib.rs
View File

@ -3,9 +3,6 @@ extern crate proc_macro;
extern crate syn;
use proc_macro::TokenStream;
use std::fs::File;
use std::io::Read;
use std::path::{Path, PathBuf};
fn get_path_from_attrs(attrs: &Vec<syn::Attribute>) -> String {
for attr in attrs {
@ -35,17 +32,6 @@ fn get_path_from_attrs(attrs: &Vec<syn::Attribute>) -> String {
panic!("template annotation not found");
}
fn get_template_source(tpl_file: &str) -> String {
let root = ::std::env::var("CARGO_MANIFEST_DIR").unwrap();
let mut path = PathBuf::from(root);
path.push("templates");
path.push(Path::new(tpl_file));
let mut f = File::open(path).unwrap();
let mut s = String::new();
f.read_to_string(&mut s).unwrap();
s
}
#[proc_macro_derive(Template, attributes(template))]
pub fn derive_template(input: TokenStream) -> TokenStream {
let source = input.to_string();
@ -57,7 +43,5 @@ pub fn derive_template(input: TokenStream) -> TokenStream {
};
let path = get_path_from_attrs(&ast.attrs);
let src = get_template_source(&path);
let nodes = askama::parser::parse(&src);
askama::generator::generate(&ast, &path, nodes).parse().unwrap()
askama::build_template(&path, &ast).parse().unwrap()
}