--- /dev/null
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+//! A JSON emitter for errors.
+
+use codemap::{Span, CodeMap};
+use diagnostics::registry::Registry;
+use errors::{Level, DiagnosticBuilder, RenderSpan};
+use errors::emitter::Emitter;
+
+use std::rc::Rc;
+
+pub struct JsonEmitter {
+ todo: i32
+}
+
+impl JsonEmitter {
+ pub fn basic() -> JsonEmitter {
+ JsonEmitter {
+ todo: 42,
+ }
+ }
+
+ pub fn stderr(registry: Option<Registry>,
+ code_map: Rc<CodeMap>) -> JsonEmitter {
+ JsonEmitter {
+ todo: 42,
+ }
+ }
+}
+
+impl Emitter for JsonEmitter {
+ fn emit(&mut self, span: Option<Span>, msg: &str, code: Option<&str>, lvl: Level) {
+ unimplemented!();
+
+ }
+
+ fn custom_emit(&mut self, sp: RenderSpan, msg: &str, lvl: Level) {
+ unimplemented!();
+
+ }
+
+ fn emit_struct(&mut self, db: &DiagnosticBuilder) {
+ unimplemented!();
+ }
+}