[vala] parser: Cache current token if possible

[Rico Tzschichholz <ricotz src gnome org>]

commit 9b8d8acf2745835616d23fee2afe4505aef147b1
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Nov 1 17:48:55 2016 +0100

    parser: Cache current token if possible

 vala/valagenieparser.vala |   13 +++++++------
 vala/valaparser.vala      |   17 +++++++++--------
 2 files changed, 16 insertions(+), 14 deletions(-)
---
diff --git a/vala/valagenieparser.vala b/vala/valagenieparser.vala
index 46c6000..b1a1693 100644
--- a/vala/valagenieparser.vala
+++ b/vala/valagenieparser.vala
@@ -100,9 +100,7 @@ public class Vala.Genie.Parser : CodeVisitor {
                if (size <= 0) {
                        SourceLocation begin, end;
                        TokenType type = scanner.read_token (out begin, out end);
-                       tokens[index].type = type;
-                       tokens[index].begin = begin;
-                       tokens[index].end = end;
+                       tokens[index] = { type, begin, end };
                        size = 1;
                }
                return (tokens[index].type != TokenType.EOF);
@@ -183,12 +181,14 @@ public class Vala.Genie.Parser : CodeVisitor {
        }
        
        string get_current_string () {
-               return ((string) tokens[index].begin.pos).substring (0, (int) (tokens[index].end.pos - 
tokens[index].begin.pos));
+               var token = tokens[index];
+               return ((string) token.begin.pos).substring (0, (int) (token.end.pos - token.begin.pos));
        }
 
        string get_last_string () {
                int last_index = (index + BUFFER_SIZE - 1) % BUFFER_SIZE;
-               return ((string) tokens[last_index].begin.pos).substring (0, (int) 
(tokens[last_index].end.pos - tokens[last_index].begin.pos));
+               var token = tokens[last_index];
+               return ((string) token.begin.pos).substring (0, (int) (token.end.pos - token.begin.pos));
        }
 
        SourceReference get_src (SourceLocation begin) {
@@ -198,7 +198,8 @@ public class Vala.Genie.Parser : CodeVisitor {
        }
 
        SourceReference get_current_src () {
-               return new SourceReference (scanner.source_file, tokens[index].begin, tokens[index].end);
+               var token = tokens[index];
+               return new SourceReference (scanner.source_file, token.begin, token.end);
        }
 
        void rollback (SourceLocation location) {
diff --git a/vala/valaparser.vala b/vala/valaparser.vala
index fc0abd1..48127eb 100644
--- a/vala/valaparser.vala
+++ b/vala/valaparser.vala
@@ -90,9 +90,7 @@ public class Vala.Parser : CodeVisitor {
                if (size <= 0) {
                        SourceLocation begin, end;
                        TokenType type = scanner.read_token (out begin, out end);
-                       tokens[index].type = type;
-                       tokens[index].begin = begin;
-                       tokens[index].end = end;
+                       tokens[index] = { type, begin, end };
                        size = 1;
                }
                return (tokens[index].type != TokenType.EOF);
@@ -136,12 +134,14 @@ public class Vala.Parser : CodeVisitor {
        }
 
        string get_current_string () {
-               return ((string) tokens[index].begin.pos).substring (0, (int) (tokens[index].end.pos - 
tokens[index].begin.pos));
+               var token = tokens[index];
+               return ((string) token.begin.pos).substring (0, (int) (token.end.pos - token.begin.pos));
        }
 
        string get_last_string () {
                int last_index = (index + BUFFER_SIZE - 1) % BUFFER_SIZE;
-               return ((string) tokens[last_index].begin.pos).substring (0, (int) 
(tokens[last_index].end.pos - tokens[last_index].begin.pos));
+               var token = tokens[last_index];
+               return ((string) token.begin.pos).substring (0, (int) (token.end.pos - token.begin.pos));
        }
 
        SourceReference get_src (SourceLocation begin) {
@@ -151,13 +151,14 @@ public class Vala.Parser : CodeVisitor {
        }
 
        SourceReference get_current_src () {
-               return new SourceReference (scanner.source_file, tokens[index].begin, tokens[index].end);
+               var token = tokens[index];
+               return new SourceReference (scanner.source_file, token.begin, token.end);
        }
 
        SourceReference get_last_src () {
                int last_index = (index + BUFFER_SIZE - 1) % BUFFER_SIZE;
-
-               return new SourceReference (scanner.source_file, tokens[last_index].begin, 
tokens[last_index].end);
+               var token = tokens[last_index];
+               return new SourceReference (scanner.source_file, token.begin, token.end);
        }
 
        void rollback (SourceLocation location) {