Remove filter(_.identity) in favour of _.compact()

1 files changed, 7 insertions, 17 deletions

diff --git a/lib/compile-handler.js b/lib/compile-handler.js
index d2094c3bb..1cbde43f4 100644
--- a/lib/compile-handler.js
+++ b/lib/compile-handler.js
@@ -96,19 +96,12 @@ function CompileHandler(gccProps, compilerProps) {
 
     this.setCompilers = function (compilers) {
         return Promise.all(_.map(compilers, this.create, this))
-            .then(function (compilers) {
-                return _.filter(compilers, _.identity);
+            .then(_.compact)
+            .then(compilers => {
+                _.each(compilers, compiler => this.compilersById[compiler.compiler.id] = compiler);
+                return _.map(compilers, compiler => compiler.getInfo());
             })
-            .then(_.bind(function (compilers) {
-                _.each(compilers, function (compiler) {
-                    this.compilersById[compiler.compiler.id] = compiler;
-                }, this);
-                return _.map(compilers, function (compiler) {
-                    return compiler.getInfo();
-                });
-            }, this)).catch(function (err) {
-                logger.error(err);
-            });
+            .catch(err => logger.error(err));
     };
     var proxy = httpProxy.createProxyServer({});
     var textBanner = compilerProps('textBanner');
@@ -161,11 +154,8 @@ function CompileHandler(gccProps, compilerProps) {
             return next(new Error("Bad request"));
         }
         options = _.chain(quote.parse(options || '')
-            .map(function (x) {
-                if (typeof(x) === "string") return x;
-                return x.pattern;
-            }))
-            .filter(_.identity)
+            .map(x => typeof(x) === "string" ? x : x.pattern))
+            .compact()
             .value();
 
         function textify(array) {