From 5cb21f16506808468f5c9c387b9c9f413dfe9b08 Mon Sep 17 00:00:00 2001
From: Evan Martin <martine@danga.com>
Date: Thu, 29 Dec 2011 20:37:07 -0800
Subject: make evalstring internals private

---
 src/eval_env.cc   |  9 ++++++---
 src/eval_env.h    |  6 ++++--
 src/lexer.cc      | 12 ++++++------
 src/lexer.in.cc   | 12 ++++++------
 src/state_test.cc |  8 ++++----
 5 files changed, 26 insertions(+), 21 deletions(-)

diff --git a/src/eval_env.cc b/src/eval_env.cc
index 57c20c6..81a8765 100644
--- a/src/eval_env.cc
+++ b/src/eval_env.cc
@@ -38,14 +38,17 @@ string EvalString::Evaluate(Env* env) const {
   return result;
 }
 
-void EvalString::Add(TokenType type, StringPiece text) {
+void EvalString::AddText(StringPiece text) {
   // Add it to the end of an existing RAW token if possible.
-  if (type == RAW && !parsed_.empty() && parsed_.back().second == RAW) {
+  if (!parsed_.empty() && parsed_.back().second == RAW) {
     parsed_.back().first.append(text.str_, text.len_);
   } else {
-    parsed_.push_back(make_pair(text.AsString(), type));
+    parsed_.push_back(make_pair(text.AsString(), RAW));
   }
 }
+void EvalString::AddSpecial(StringPiece text) {
+  parsed_.push_back(make_pair(text.AsString(), SPECIAL));
+}
 
 string EvalString::Serialize() const {
   string result;
diff --git a/src/eval_env.h b/src/eval_env.h
index 8c144f0..2341bcb 100644
--- a/src/eval_env.h
+++ b/src/eval_env.h
@@ -48,13 +48,15 @@ struct EvalString {
   void Clear() { parsed_.clear(); }
   bool empty() const { return parsed_.empty(); }
 
-  enum TokenType { RAW, SPECIAL };
-  void Add(TokenType type, StringPiece text);
+  void AddText(StringPiece text);
+  void AddSpecial(StringPiece text);
 
   /// Construct a human-readable representation of the parsed state,
   /// for use in tests.
   string Serialize() const;
 
+private:
+  enum TokenType { RAW, SPECIAL };
   typedef vector<pair<string, TokenType> > TokenList;
   TokenList parsed_;
 };
diff --git a/src/lexer.cc b/src/lexer.cc
index 0371371..40d7def 100644
--- a/src/lexer.cc
+++ b/src/lexer.cc
@@ -592,7 +592,7 @@ bool Lexer::ReadEvalString(EvalString* eval, bool path, string* err) {
 	goto yy117;
 yy90:
 	{
-      eval->Add(EvalString::RAW, StringPiece(start, p - start));
+      eval->AddText(StringPiece(start, p - start));
       continue;
     }
 yy91:
@@ -604,7 +604,7 @@ yy91:
       } else {
         if (*start == '\n')
           break;
-        eval->Add(EvalString::RAW, StringPiece(start, 1));
+        eval->AddText(StringPiece(start, 1));
         continue;
       }
     }
@@ -653,13 +653,13 @@ yy98:
 yy99:
 	++p;
 	{
-      eval->Add(EvalString::RAW, StringPiece(" ", 1));
+      eval->AddText(StringPiece(" ", 1));
       continue;
     }
 yy101:
 	++p;
 	{
-      eval->Add(EvalString::RAW, StringPiece("$", 1));
+      eval->AddText(StringPiece("$", 1));
       continue;
     }
 yy103:
@@ -668,7 +668,7 @@ yy103:
 	goto yy115;
 yy104:
 	{
-      eval->Add(EvalString::SPECIAL, StringPiece(start + 1, p - start - 1));
+      eval->AddSpecial(StringPiece(start + 1, p - start - 1));
       continue;
     }
 yy105:
@@ -698,7 +698,7 @@ yy109:
 yy112:
 	++p;
 	{
-      eval->Add(EvalString::SPECIAL, StringPiece(start + 2, p - start - 3));
+      eval->AddSpecial(StringPiece(start + 2, p - start - 3));
       continue;
     }
 yy114:
diff --git a/src/lexer.in.cc b/src/lexer.in.cc
index 1df1f06..c5d73e1 100644
--- a/src/lexer.in.cc
+++ b/src/lexer.in.cc
@@ -180,7 +180,7 @@ bool Lexer::ReadEvalString(EvalString* eval, bool path, string* err) {
     start = p;
     /*!re2c
     [^$ :\n|\000]+ {
-      eval->Add(EvalString::RAW, StringPiece(start, p - start));
+      eval->AddText(StringPiece(start, p - start));
       continue;
     }
     [ :|\n] {
@@ -190,27 +190,27 @@ bool Lexer::ReadEvalString(EvalString* eval, bool path, string* err) {
       } else {
         if (*start == '\n')
           break;
-        eval->Add(EvalString::RAW, StringPiece(start, 1));
+        eval->AddText(StringPiece(start, 1));
         continue;
       }
     }
     "$$" {
-      eval->Add(EvalString::RAW, StringPiece("$", 1));
+      eval->AddText(StringPiece("$", 1));
       continue;
     }
     "$ " {
-      eval->Add(EvalString::RAW, StringPiece(" ", 1));
+      eval->AddText(StringPiece(" ", 1));
       continue;
     }
     "$\n"[ ]* {
       continue;
     }
     "${"varname"}" {
-      eval->Add(EvalString::SPECIAL, StringPiece(start + 2, p - start - 3));
+      eval->AddSpecial(StringPiece(start + 2, p - start - 3));
       continue;
     }
     "$"simple_varname {
-      eval->Add(EvalString::SPECIAL, StringPiece(start + 1, p - start - 1));
+      eval->AddSpecial(StringPiece(start + 1, p - start - 1));
       continue;
     }
     "$". {
diff --git a/src/state_test.cc b/src/state_test.cc
index ca4e60c..e9d8174 100644
--- a/src/state_test.cc
+++ b/src/state_test.cc
@@ -23,10 +23,10 @@ TEST(State, Basic) {
   State state;
 
   Rule* rule = new Rule("cat");
-  rule->command_.Add(EvalString::RAW, "cat ");
-  rule->command_.Add(EvalString::SPECIAL, "in");
-  rule->command_.Add(EvalString::RAW, " > ");
-  rule->command_.Add(EvalString::SPECIAL, "out");
+  rule->command_.AddText("cat ");
+  rule->command_.AddSpecial("in");
+  rule->command_.AddText(" > ");
+  rule->command_.AddSpecial("out");
   state.AddRule(rule);
 
   Edge* edge = state.AddEdge(rule);
-- 
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