1 files changed, 5 insertions, 5 deletions
diff --git a/lib/compilers/ldc.js b/lib/compilers/ldc.js
index 65dcd587a..eab2d235a 100644
--- a/lib/compilers/ldc.js
+++ b/lib/compilers/ldc.js
@@ -23,7 +23,7 @@
 // POSSIBILITY OF SUCH DAMAGE.
 
 const BaseCompiler = require('../base-compiler'),
-    argumentParsers = require("./argument-parsers"),
+    argumentParsers = require('./argument-parsers'),
     fs = require('fs-extra'),
     logger = require('./../logger').logger,
     path = require('path'),
@@ -63,12 +63,12 @@ class LDCCompiler extends BaseCompiler {
     couldSupportASTDump(version) {
         const versionRegex = /\((\d\.\d+)\.\d+/;
         const versionMatch = versionRegex.exec(version);
-        return versionMatch ? semverParser.compare(versionMatch[1] + ".0", "1.4.0") >= 0 : false;
+        return versionMatch ? semverParser.compare(versionMatch[1] + '.0', '1.4.0') >= 0 : false;
     }
 
     async generateAST(inputFilename, options) {
         // These options make LDC produce an AST dump in a separate file `<inputFilename>.cg`.
-        const newOptions = options.concat("-vcg-ast");
+        const newOptions = options.concat('-vcg-ast');
         const execOptions = this.getDefaultExecOptions();
         return this.loadASTOutput(
             await this.runCompiler(this.compiler.exe, newOptions, this.filename(inputFilename), execOptions));
@@ -80,13 +80,13 @@ class LDCCompiler extends BaseCompiler {
         }
         // Load the AST output from the `.cg` file.
         // Demangling is not needed.
-        const astFilename = output.inputFilename.concat(".cg");
+        const astFilename = output.inputFilename.concat('.cg');
         try {
             return await fs.readFile(astFilename, 'utf-8');
         } catch (e) {
             if (e instanceof Error && e.code === 'ENOENT') {
                 logger.warn(`LDC AST file ${astFilename} requested but it does not exist`);
-                return "";
+                return '';
             }
             throw e;
         }