Split parser/listener.dart, parser/class_element_listener.dart and tokens/token.dart into smaller l…

pkg/compiler/lib/src/tokens/keyword.dart

Index: pkg/compiler/lib/src/tokens/keyword.dart
diff --git a/pkg/compiler/lib/src/tokens/keyword.dart b/pkg/compiler/lib/src/tokens/keyword.dart
index a59461d8b0b7bc1e05bcf899746fc5dd6d98aa37..ce1bc87c9900aaf197e06742b1856c3b53f2283e 100644
--- a/pkg/compiler/lib/src/tokens/keyword.dart
+++ b/pkg/compiler/lib/src/tokens/keyword.dart
@@ -4,14 +4,15 @@
 
 library dart2js.tokens.keywords;
 
-import '../util/characters.dart' show
+import '../util/characters.dart' as Characters show
     $a;
 
-import 'token.dart' show
+import 'precedence.dart' show
+    PrecedenceInfo;
+import 'precedence_constants.dart' as Precedence show
     AS_INFO,
     IS_INFO,
-    KEYWORD_INFO,
-    PrecedenceInfo;
+    KEYWORD_INFO;
 
 /**
  * A keyword in the Dart programming language.
@@ -53,10 +54,10 @@ class Keyword {
 
       // TODO(ahe): Don't think this is a reserved word.
       // See: http://dartbug.com/5579
-      const Keyword("is", info: IS_INFO),
+      const Keyword("is", info: Precedence.IS_INFO),
 
       const Keyword("abstract", isBuiltIn: true),
-      const Keyword("as", info: AS_INFO, isBuiltIn: true),
+      const Keyword("as", info: Precedence.AS_INFO, isBuiltIn: true),
       const Keyword("dynamic", isBuiltIn: true),
       const Keyword("export", isBuiltIn: true),
       const Keyword("external", isBuiltIn: true),
@@ -99,7 +100,7 @@ class Keyword {
   const Keyword(this.syntax,
                 {this.isPseudo: false,
                  this.isBuiltIn: false,
-                 this.info: KEYWORD_INFO});
+                 this.info: Precedence.KEYWORD_INFO});
 
   static Map<String, Keyword> computeKeywordMap() {
     Map<String, Keyword> result = new Map<String, Keyword>();
@@ -150,10 +151,10 @@ abstract class KeywordState {
         int c = strings[i].codeUnitAt(start);
         if (chunk != c) {
           if (chunkStart != -1) {
-            assert(result[chunk - $a] == null);
-            result[chunk - $a] = computeKeywordStateTable(start + 1, strings,
-                                                          chunkStart,
-                                                          i - chunkStart);
+            assert(result[chunk - Characters.$a] == null);
+            result[chunk - Characters.$a] =
+                computeKeywordStateTable(
+                    start + 1, strings, chunkStart, i - chunkStart);
           }
           chunkStart = i;
           chunk = c;
@@ -161,8 +162,8 @@ abstract class KeywordState {
       }
     }
     if (chunkStart != -1) {
-      assert(result[chunk - $a] == null);
-      result[chunk - $a] =
+      assert(result[chunk - Characters.$a] == null);
+      result[chunk - Characters.$a] =
         computeKeywordStateTable(start + 1, strings, chunkStart,
                                  offset + length - chunkStart);
     } else {
@@ -186,7 +187,7 @@ class ArrayKeywordState extends KeywordState {
   ArrayKeywordState(List<KeywordState> this.table, String syntax)
     : super((syntax == null) ? null : Keyword.keywords[syntax]);
 
-  KeywordState next(int c) => table[c - $a];
+  KeywordState next(int c) => table[c - Characters.$a];
 
   String toString() {
     StringBuffer sb = new StringBuffer();
@@ -199,7 +200,8 @@ class ArrayKeywordState extends KeywordState {
     List<KeywordState> foo = table;
     for (int i = 0; i < foo.length; i++) {
       if (foo[i] != null) {
-        sb.write("${new String.fromCharCodes([i + $a])}: ${foo[i]}; ");
+        sb.write("${new String.fromCharCodes([i + Characters.$a])}: "
+                 "${foo[i]}; ");
       }
     }
     sb.write("]");