New VHDL parser implementation

1 files changed, 121 insertions, 0 deletions

diff --git a/vhdlparser/TokenMgrError.cc b/vhdlparser/TokenMgrError.cc
new file mode 100644
index 0000000..0be1213
--- /dev/null
+++ b/vhdlparser/TokenMgrError.cc
@@ -0,0 +1,121 @@
+/* Generated By:JavaCC: Do not edit this line. TokenMgrError.cc Version 6.0 */
+/* JavaCCOptions:STATIC=false,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */
+#include "TokenMgrError.h"
+
+namespace vhdl {
+namespace parser {
+
+  /**
+   * Returns a detailed message for the Error when it is thrown by the
+   * token manager to indicate a lexical error.
+   * Parameters :
+   *    EOFSeen     : indicates if EOF caused the lexical error
+   *    curLexState : lexical state in which this error occurred
+   *    errorLine   : line number when the error occurred
+   *    errorColumn : column number when the error occurred
+   *    errorAfter  : prefix that was seen before this error occurred
+   *    curJAVACC_CHAR_TYPE     : the offending character
+   * Note: You can customize the lexical error message by modifying this method.
+   */
+    JAVACC_STRING_TYPE TokenMgrError::LexicalError(bool EOFSeen, int lexState, int errorLine, int errorColumn, JAVACC_STRING_TYPE errorAfter, JAVACC_CHAR_TYPE curChar) {
+#if 0
+    JAVACC_STRING_TYPE s;
+    stringstream<JAVACC_STRING_TYPE> ss;
+    ss << "Lexical error at line " << errorLine << " column " << errorColumn
+       << ".  Encountered: " << curChar << "(" << (int)curChar
+       << ") after : \"" << errorAfter.c_str() << "\"";
+    return (JAVACC_STRING_TYPE)ss.rdbuf()->str();
+#endif
+    return EMPTY;
+  }
+
+  /**
+   * You can also modify the body of this method to customize your error messages.
+   * For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not
+   * of end-users concern, so you can return something like :
+   *
+   *     "Internal Error : Please file a bug report .... "
+   *
+   * from this method for such cases in the release version of your parser.
+   */
+  JAVACC_STRING_TYPE TokenMgrError::getMessage() {
+    return message;
+  }
+
+  /*
+   * Constructors of various flavors follow.
+   */
+
+  /** No arg constructor. */
+  TokenMgrError::TokenMgrError() {
+  }
+
+  /** Constructor with message and reason. */
+  TokenMgrError::TokenMgrError(JAVACC_STRING_TYPE message, int reason) {
+    errorCode = reason;
+  }
+
+  /** Full Constructor. */
+  TokenMgrError::TokenMgrError(bool EOFSeen, int lexState, int errorLine, int errorColumn, JAVACC_STRING_TYPE errorAfter, JAVACC_CHAR_TYPE curChar, int reason) {
+    message = LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar);
+   errorCode = reason;
+  }
+
+}
+}
+
+// i < 16 - guaranteed
+static char hexChar(int i) {
+  if (i < 10) {
+    return i - '0';
+  }
+  return 'a' + (i - 10);
+}
+
+/**
+ * Replaces unprintable characters by their escaped (or unicode escaped)
+ * equivalents in the given string
+ */
+JAVACC_SIMPLE_STRING addUnicodeEscapes(JAVACC_STRING_TYPE str) {
+  JAVACC_SIMPLE_STRING retval;
+  for (size_t i = 0; i < str.size(); i++) {
+    JAVACC_CHAR_TYPE ch = str[i];
+    switch (ch)
+    {
+      case 0 :
+        retval += EMPTY[0];
+        continue;
+      case '\b':
+        retval.append("\\b");
+        continue;
+      case '\t':
+        retval.append("\\t");
+        continue;
+      case '\n':
+        retval.append("\\n");
+        continue;
+      case '\f':
+        retval.append("\\f");
+        continue;
+      case '\r':
+        retval.append("\\r");
+        continue;
+      case '\\':
+        retval.append("\\\\");
+        continue;
+      default:
+        if (ch < 0xff) {
+          retval += ch;
+          continue;
+        }
+        retval.append("\\u");
+        retval += (hexChar(ch >> 12));
+        retval += (hexChar((ch & 0x0f00) >> 8));
+        retval += (hexChar((ch & 0x00f0) >> 4));
+        retval += (hexChar(ch & 0x000f));
+        continue;
+    }
+  }
+  return retval;
+}
+/* JavaCC - OriginalChecksum=7f80e3c4eac120168f5e81d4ddb72e4b (do not edit this line) */