fix rnnlm related code style

src/lm/arpa-file-parser-test.cc

@@ -149,7 +149,7 @@ void TestableArpaFileParser::Validate(
   //                           expect_ngrams.array, CompareNgrams);
   // if (mpos.first != ngrams_.end())
   //   KALDI_ERR << "Maismatch at index " << mpos.first - ngrams_.begin();
-  //TODO:auto above requres C++11, and I cannot spell out the type!!!
+  // TODO: auto above requres C++11, and I cannot spell out the type!!!
   KALDI_ASSERT(std::equal(ngrams_.begin(), ngrams_.end(),
                           expect_ngrams.array, CompareNgrams));
 }

src/lm/arpa-file-parser.h

@@ -21,11 +21,11 @@
 #ifndef KALDI_LM_ARPA_FILE_PARSER_H_
 #define KALDI_LM_ARPA_FILE_PARSER_H_
 
+#include <fst/fst-decl.h>
+
 #include <string>
 #include <vector>
 
-#include <fst/fst-decl.h>
-
 #include "base/kaldi-types.h"
 #include "itf/options-itf.h"
 
@@ -38,7 +38,7 @@ struct ArpaParseOptions {
   enum OovHandling {
     kRaiseError,     ///< Abort on OOV words
     kAddToSymbols,   ///< Add novel words to the symbol table.
-    kReplaceWithUnk, ///< Replace OOV words with <unk>.
+    kReplaceWithUnk,  ///< Replace OOV words with <unk>.
     kSkipNGram       ///< Skip n-gram with OOV word and continue.
   };
 
@@ -59,7 +59,7 @@ struct ArpaParseOptions {
   int32 eos_symbol;  ///< Symbol for </s>, Required non-epsilon.
   int32 unk_symbol;  ///< Symbol for <unk>, Required for kReplaceWithUnk.
   OovHandling oov_handling;  ///< How to handle OOV words in the file.
-  int32 max_warnings; ///< Maximum warnings to report, <0 unlimited.
+  int32 max_warnings;  ///< Maximum warnings to report, <0 unlimited.
 };
 
 /**

src/lm/arpa-lm-compiler-test.cc

@@ -33,7 +33,7 @@ namespace kaldi {
 enum {
   kEps = 0,
   kDisambig,
-  kBos,kEos,
+  kBos, kEos,
 };
 
 // Number of random sentences for coverage test.
@@ -227,8 +227,7 @@ int main(int argc, char *argv[]) {
   if (ok) {
     KALDI_LOG << "All tests passed";
     return 0;
-  }
-  else {
+  } else {
     KALDI_WARN << "Test FAILED";
     return 1;
   }

src/lm/const-arpa-lm.cc

@@ -176,7 +176,7 @@ class LmState {
 // auxiliary class LmState above.
 class ConstArpaLmBuilder : public ArpaFileParser {
  public:
-  ConstArpaLmBuilder(ArpaParseOptions options)
+  explicit ConstArpaLmBuilder(ArpaParseOptions options)
       : ArpaFileParser(options, NULL) {
     ngram_order_ = 0;
     num_words_ = 0;