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-rw-r--r--askama_derive/src/lib.rs36
1 files changed, 32 insertions, 4 deletions
diff --git a/askama_derive/src/lib.rs b/askama_derive/src/lib.rs
index c36da67..1fd7570 100644
--- a/askama_derive/src/lib.rs
+++ b/askama_derive/src/lib.rs
@@ -14,9 +14,10 @@ mod parser;
use input::{Print, Source, TemplateInput};
use parser::{Expr, Macro, Node};
use proc_macro::TokenStream;
-use shared::{path, Config};
+use shared::Config;
use std::collections::HashMap;
+use std::fs;
use std::path::{Path, PathBuf};
#[proc_macro_derive(Template, attributes(template))]
@@ -36,7 +37,7 @@ fn build_template(ast: &syn::DeriveInput) -> String {
let input = TemplateInput::new(ast);
let source: String = match input.source {
Source::Source(ref s) => s.clone(),
- Source::Path(_) => path::get_template_source(&input.path),
+ Source::Path(_) => get_template_source(&input.path),
};
let mut sources = HashMap::new();
@@ -70,12 +71,12 @@ fn find_used_templates(input: &TemplateInput, map: &mut HashMap<PathBuf, String>
match n {
Node::Extends(Expr::StrLit(extends)) => {
let extends = input.config.find_template(extends, Some(&path));
- let source = path::get_template_source(&extends);
+ let source = get_template_source(&extends);
check.push((extends, source));
}
Node::Import(_, import, _) => {
let import = input.config.find_template(import, Some(&path));
- let source = path::get_template_source(&import);
+ let source = get_template_source(&import);
check.push((import, source));
}
_ => {}
@@ -158,3 +159,30 @@ impl<'a> Context<'a> {
}
}
}
+
+fn get_template_source(tpl_path: &Path) -> String {
+ match fs::read_to_string(tpl_path) {
+ Err(_) => panic!(
+ "unable to open template file '{}'",
+ tpl_path.to_str().unwrap()
+ ),
+ Ok(mut source) => {
+ if source.ends_with('\n') {
+ let _ = source.pop();
+ }
+ source
+ }
+ }
+}
+
+#[cfg(test)]
+mod tests {
+ use super::get_template_source;
+ use Config;
+
+ #[test]
+ fn get_source() {
+ let path = Config::new().find_template("b.html", None);
+ assert_eq!(get_template_source(&path), "bar");
+ }
+}