Move LexSetRegEx to new "post-lookahead" paradigm.

[cycript.git] / Highlight.cpp

diff --git a/Highlight.cpp b/Highlight.cpp
index 750516775fa06f44b039373ef4f0cc996e6a6c25..addd757ec19f3cc47e14d02061441cd4626ea493 100644 (file)
--- a/Highlight.cpp
+++ b/Highlight.cpp
@@ -1,30 +1,31 @@
 /* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2012  Jay Freeman (saurik)
+ * Copyright (C) 2009-2015  Jay Freeman (saurik)
 */
 
-/* GNU Lesser General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
 /*
- * Cycript is free software: you can redistribute it and/or modify it under
- * the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 **/
 /* }}} */
 
+#include "Code.hpp"
+#include "Driver.hpp"
 #include "Highlight.hpp"
 
-#include "Cycript.tab.hh"
-#include "Parser.hpp"
+bool CYLexerHighlight(hi::Value &highlight, CYLocation &location, void *scanner);
 
-static void Skip(const char *data, size_t size, std::ostream &output, size_t &offset, cy::position &current, cy::position target) {
+static void Skip(const char *data, size_t size, std::ostream &output, size_t &offset, CYPosition &current, CYPosition target) {
     while (current.line != target.line || current.column != target.column) {
         _assert(offset != size);
         char next(data[offset++]);
@@ -53,32 +54,37 @@ struct CYColor {
     }
 };
 
-void CYLexerHighlight(const char *data, size_t size, std::ostream &output, bool ignore) {
+_visible void CYLexerHighlight(const char *data, size_t size, std::ostream &output, bool ignore) {
+    CYLocalPool pool;
+
     CYStream stream(data, data + size);
-    CYDriver driver(stream);
+    CYDriver driver(pool, stream);
+    driver.highlight_ = true;
 
     size_t offset(0);
-    cy::position current;
+    CYPosition current;
 
-    CYLocalPool pool;
+    hi::Value highlight;
+    CYLocation location;
 
-    YYSTYPE value;
-    cy::location location;
-
-    while (cylex(&value, &location, driver.scanner_) != 0) {
+    while (CYLexerHighlight(highlight, location, driver.scanner_)) {
         CYColor color;
 
-        switch (value.highlight_) {
+        switch (highlight) {
             case hi::Comment: color = CYColor(true, 30); break;
             case hi::Constant: color = CYColor(false, 31); break;
             case hi::Control: color = CYColor(false, 33); break;
-            case hi::Escape: color = CYColor(true, 31); break;
+            case hi::Error: color = CYColor(true, 31); break;
             case hi::Identifier: color = CYColor(false, 0); break;
             case hi::Meta: color = CYColor(false, 32); break;
             case hi::Nothing: color = CYColor(false, 0); break;
             case hi::Operator: color = CYColor(false, 36); break;
+            case hi::Special: color = CYColor(false, 35); break;
             case hi::Structure: color = CYColor(true, 34); break;
             case hi::Type: color = CYColor(true, 34); break;
+
+            // XXX: maybe I should use nodefault here?
+            default: color = CYColor(true, 0); break;
         }
 
         Skip(data, size, output, offset, current, location.begin);