Update codegen and pear_codegen for 2017-12-17 nightly.

codegen/build.rs

@@ -8,7 +8,7 @@ use yansi::Color::{Red, Yellow, Blue, White};
 use version_check::{supports_features, is_min_version, is_min_date};
 
 // Specifies the minimum nightly version needed to compile Rocket's codegen.
-const MIN_DATE: &'static str = "2017-12-14";
+const MIN_DATE: &'static str = "2017-12-17";
 const MIN_VERSION: &'static str = "1.24.0-nightly";
 
 fn main() {

codegen/src/decorators/derive_form.rs

@@ -315,7 +315,7 @@ fn from_form_substructure(cx: &mut ExtCtxt, trait_span: Span, substr: &Substruct
         Ok($self_ident { $result_fields })
     });
 
-    stmts.extend(final_block.unwrap().stmts);
+    stmts.extend(final_block.into_inner().stmts);
 
     debug!("Form statements:");
     for stmt in &stmts {

codegen/src/macros/mod.rs

@@ -45,7 +45,7 @@ where F: FnMut(&ExtCtxt, Path) -> P<Expr>
 
             // Now put them all in one vector and return the thing.
             let path_list = sep_by_tok(ecx, &path_exprs, Token::Comma);
-            let output = quote_expr!(ecx, vec![$path_list]).unwrap();
+            let output = quote_expr!(ecx, vec![$path_list]).into_inner();
             MacEager::expr(P(output))
         }
         Err(mut e) => {

codegen/src/macros/uri.rs

@@ -138,7 +138,7 @@ pub fn uri_internal(
         // replace &expr with [let tmp = expr; &tmp] so that borrows of
         // temporary expressions live at least as long as the call to
         // `from_uri_param`. Otherwise, exprs like &S { .. } won't compile.
-        let cloned_expr = expr.clone().unwrap();
+        let cloned_expr = expr.clone().into_inner();
         if let ast::ExprKind::AddrOf(_, inner) = cloned_expr.node {
             // Only reassign temporary expressions, not locations.
             if !inner.is_location() {

codegen/src/parser/function.rs

@@ -11,7 +11,7 @@ impl Function {
         let inner = match *annotated {
             Annotatable::Item(ref item) => match item.node {
                 ItemKind::Fn(ref decl, ..) => {
-                    span((item.ident, decl.clone().unwrap()), item.span)
+                    span((item.ident, decl.clone().into_inner()), item.span)
                 }
                 _ => return Err(item.span)
             },

lib/Cargo.toml

@@ -28,8 +28,8 @@ time = "0.1"
 memchr = "1"
 base64 = "0.7"
 smallvec = "0.4"
-pear = "0.0.11"
-pear_codegen = "0.0.11"
+pear = "0.0.12"
+pear_codegen = "0.0.12"
 rustls = { version = "0.11.0", optional = true }
 hyper = { version = "0.10.13", default-features = false }
 hyper-sync-rustls = { version = "0.3.0-rc.1", features = ["server"], optional = true }