chore: update project dependencies

src/utils/safe-json-loader.coffee

@@ -12,15 +12,15 @@ module.exports = ( file ) ->
   try
     ret.raw = FS.readFileSync( file, 'utf8' );
     ret.json = JSON.parse( ret.raw );
-  catch
+  catch err
     # If we get here, either FS.readFileSync or JSON.parse failed.
     # We'll return HMSTATUS.readError or HMSTATUS.parseError.
     retRaw = ret.raw && ret.raw.trim()
     ret.ex =
       op: if retRaw then 'parse' else 'read'
       inner:
-        if SyntaxErrorEx.is( _error )
-        then (new SyntaxErrorEx( _error, retRaw ))
-        else _error
+        if SyntaxErrorEx.is( err )
+        then (new SyntaxErrorEx( err, retRaw ))
+        else err
       file: file
   ret

src/utils/safe-spawn.coffee

@@ -24,6 +24,6 @@ module.exports = ( cmd, args, isSync, callback, param ) ->
         callback?(info.error, param)
         return cmd: cmd, inner: info.error
 
-  catch
-    callback?(_error, param)
-    _error
+  catch ex
+    callback?(ex, param)
+    ex

src/utils/syntax-error-ex.coffee

@@ -26,8 +26,8 @@ class SyntaxErrorEx
       JSONLint = require 'jsonlint'
       try
         JSONLint.parse rawData
-      catch
-        @line = (/on line (\d+)/.exec _error)[1]
+      catch err
+        @line = (/on line (\d+)/.exec err)[1]
 
 
 # Return true if the supplied parameter is a JavaScript SyntaxError