From 29ff2e254871ebc359af344d6ee453047e8ad2ec Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Sun, 27 Mar 2005 10:18:02 +0000
Subject: Reimplemented the error object as a stack.

---
 src/error.cc | 45 ++++++++++++++++++++++++++++++---------------
 1 file changed, 30 insertions(+), 15 deletions(-)

(limited to 'src/error.cc')

diff --git a/src/error.cc b/src/error.cc
index 4056aa9..b166042 100644
--- a/src/error.cc
+++ b/src/error.cc
@@ -29,7 +29,7 @@
 Error::Error()
 {
   // Initialize
-  removeError();
+  lastError = NULL;
 }
 
 Error::~Error()
@@ -38,36 +38,51 @@ Error::~Error()
 
 bool Error::hasError()
 {
-  return error;
+  return lastError != NULL;
 }
 
-string Error::getErrorString()
+/* // Perhaps!
+string Error::popAllErrorStrings()
 {
   string le = lastError;
   removeError();
   return le;
 }
+*/
 
-void Error::setError(char* errstr)
+string Error::popErrorString()
+{
+  if(lastError == NULL) return string("");
+
+  _err_entry *err = lastError;
+  string le = err->errstr;
+  lastError = err->prev;
+  delete err;
+  return le;
+}
+
+void Error::pushError(char* errstr)
 {
   printf("New Error: [%s]\n", errstr);
 
-  error = true;
-  lastError.append(errstr);
-  lastError.append("\n");
+  _err_entry *err = new _err_entry;
 
-  printf("All Errors: [%s]\n", lastError.c_str());
+  err->errstr = errstr;
+  err->prev = lastError;
+  lastError = err;
 }
 
-void Error::setError(string &errstr)
+void Error::pushError(string &errstr)
 {
-  error = true;
-  lastError.append(errstr);
-  lastError.append("\n");
+  _err_entry *err = new _err_entry;
+
+  err->errstr = errstr;
+  err->prev = lastError;
+  lastError = err;
 }
 
-void Error::removeError()
+void Error::removeAllErrors()
 {
-  error = false;
-  lastError = string("");
+  while(lastError) popErrorString();
+  
 }
-- 
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