Extract noise to editor.hasFile; And a couple fixes

src/app/compiler.js

@@ -45,7 +45,7 @@ function Compiler(web3, editor, handleGithubCall, outputField, hidingRHP, update
     gatherImports(files, missingInputs, function(input, error) {
       outputField.empty();
       if (input === null) {
-        render.error(error);
+        renderer.error(error);
       } else {
         var optimize = queryParams.get().optimize;
         compileJSON(input, optimize ? 1 : 0);
@@ -122,7 +122,7 @@ function Compiler(web3, editor, handleGithubCall, outputField, hidingRHP, update
     }
 
     if (missingInputs !== undefined && missingInputs.length > 0)
-      this.compile(missingInputs);
+      compile(missingInputs);
     else if (noFatalErrors && !hidingRHP())
       renderer.contracts(data, editor.getValue());
   }
@@ -171,10 +171,10 @@ function Compiler(web3, editor, handleGithubCall, outputField, hidingRHP, update
       while (importHints.length > 0) {
         var m = importHints.pop();
         if (m in files) continue;
-        if (editor.getFiles().indexOf(utils.fileKey(m)) !== -1) {
+        if (editor.hasFile(m)) {
           files[m] = window.localStorage[utils.fileKey(m)];
           reloop = true;
-        } else if (m.startsWith('./') && editor.getFiles().indexOf(utils.fileKey(m.slice(2))) !== -1) {
+        } else if (m.startsWith('./') && editor.hasFile(m.slice(2))) {
           files[m] = window.localStorage[utils.fileKey(m.slice(2))];
           reloop = true;
         } else if (m in cachedRemoteFiles) {

src/app/editor.js

@@ -38,7 +38,10 @@ function Editor(loadingFromGist) {
   this.resetSession = function() {
     editor.setSession( sessions[SOL_CACHE_FILE] );
     editor.focus();
+  };
 
+  this.hasFile = function(name) {
+    return this.getFiles().indexOf(utils.fileKey(name)) !== -1
   };
 
   this.getFiles = function() {

src/app/renderer.js

@@ -66,7 +66,7 @@ function Renderer(web3, editor, compiler, updateFiles) {
         });
       }
       $error.click(function(ev){
-        if (errFile != '' && errFile != editor.getCacheFile() && editor.getFiles().indexOf(utils.fileKey(errFile)) !== -1) {
+        if (errFile != '' && errFile != editor.getCacheFile() && editor.hasFile(errFile)) {
           // Switch to file
           editor.setCacheFile(errFile);
           updateFiles();