#include "ScriptParser.h"
#include <string.h>
-CScriptParser::CScriptParser( void ) :
- m_pScript( NULL ),
- m_pScriptSection( NULL ),
- m_pLastScriptSection( NULL ),
- m_pToken( NULL ) {
- ClearBuffer();
+CScriptParser::CScriptParser(void) :
+ m_pScript(NULL),
+ m_pScriptSection(NULL),
+ m_pLastScriptSection(NULL),
+ m_pToken(NULL)
+{
+ ClearBuffer();
}
-CScriptParser::~CScriptParser( void ) {
- ClearBuffer();
+CScriptParser::~CScriptParser(void)
+{
+ ClearBuffer();
}
-void CScriptParser::ClearBuffer( void ) {
- if ( m_pScript ) {
- delete[] m_pScript;
- m_pScript = NULL;
- }
- if ( m_pToken ) {
- delete[] m_pToken;
- m_pToken = NULL;
- }
- m_pScriptSection = NULL;
- m_pLastScriptSection = NULL;
- memset( m_breakChars, 0, sizeof( m_breakChars ) );
+void CScriptParser::ClearBuffer(void)
+{
+ if (m_pScript) {
+ delete[] m_pScript;
+ m_pScript = NULL;
+ }
+ if (m_pToken) {
+ delete[] m_pToken;
+ m_pToken = NULL;
+ }
+ m_pScriptSection = NULL;
+ m_pLastScriptSection = NULL;
+ memset(m_breakChars, 0, sizeof(m_breakChars));
}
-const char* CScriptParser::MakeToken( const char* pToken ) {
- if ( m_pToken ) {
- delete[] m_pToken;
- m_pToken = NULL;
- }
+const char *CScriptParser::MakeToken(const char *pToken)
+{
+ if (m_pToken) {
+ delete[] m_pToken;
+ m_pToken = NULL;
+ }
- if ( !pToken ) {
- pToken = "";
- }
+ if (!pToken) {
+ pToken = "";
+ }
- int len = static_cast<int>( strlen( pToken ) );
+ int len = static_cast<int>( strlen(pToken));
- m_pToken = new char[len + 1];
- m_pToken[len] = '\0';
- strcpy( m_pToken, pToken );
+ m_pToken = new char[len + 1];
+ m_pToken[len] = '\0';
+ strcpy(m_pToken, pToken);
- return m_pToken;
+ return m_pToken;
}
const int MAX_TOKEN_STRING = 1024;
+
// Should NEVER return NULL
-const char* CScriptParser::GetToken( bool bAllowLinebreaks ) {
- int c = 0, len;
- char token[MAX_TOKEN_STRING];
- bool bNewLines = false;
-
- m_pLastScriptSection = m_pScriptSection;
-
- len = 0;
- *token = '\0';
-
- if ( !m_pScript || !m_pScriptSection ) {
- return MakeToken( token );
- }
-
- while ( true ) {
- SkipWhitespace( &bNewLines );
- if ( !*m_pScriptSection ) {
- return MakeToken( token );
- }
- if ( bNewLines && !bAllowLinebreaks ) {
- return MakeToken( token );
- }
-
- c = *m_pScriptSection;
-
- if ( c == '/' && m_pScriptSection[1] == '/' ) { // C style comments
- m_pScriptSection += 2;
- while ( *m_pScriptSection && *m_pScriptSection != '\n' ) {
- m_pScriptSection++;
- }
- }
- else if ( c == '/' && m_pScriptSection[1] == '*' ) { // C++ style comments
- m_pScriptSection += 2;
- while ( *m_pScriptSection && ( *m_pScriptSection != '*' || m_pScriptSection[1] != '/' ) ) {
- m_pScriptSection++;
- }
- if ( *m_pScriptSection ) {
- m_pScriptSection += 2;
- }
- }
- else {
- break;
- }
- }
-
- if ( c == '\"' ) {
- m_pScriptSection++;
- while ( true ) {
- c = *m_pScriptSection++;
- if ( c == '\"' || !c ) {
- token[len] = 0;
- return MakeToken( token );
- }
- if ( len < MAX_TOKEN_STRING ) {
- token[len] = c;
- len++;
- }
- }
- }
-
- do {
- if ( len > 0 && IsBreakChar( *m_pScriptSection ) ) {
- break;
- }
-
- if ( len < MAX_TOKEN_STRING ) {
- token[len] = c;
- len++;
- }
- m_pScriptSection++;
-
- if ( IsBreakChar( c ) ) {
- break;
- }
-
- c = *m_pScriptSection;
- } while ( c > 32 );
-
- if ( len == MAX_TOKEN_STRING ) {
- len = 0;
- }
- token[len] = 0;
-
- return MakeToken( token );
+const char *CScriptParser::GetToken(bool bAllowLinebreaks)
+{
+ int c = 0, len;
+ char token[MAX_TOKEN_STRING];
+ bool bNewLines = false;
+
+ m_pLastScriptSection = m_pScriptSection;
+
+ len = 0;
+ *token = '\0';
+
+ if (!m_pScript || !m_pScriptSection) {
+ return MakeToken(token);
+ }
+
+ while (true) {
+ SkipWhitespace(&bNewLines);
+ if (!*m_pScriptSection) {
+ return MakeToken(token);
+ }
+ if (bNewLines && !bAllowLinebreaks) {
+ return MakeToken(token);
+ }
+
+ c = *m_pScriptSection;
+
+ if (c == '/' && m_pScriptSection[1] == '/') { // C style comments
+ m_pScriptSection += 2;
+ while (*m_pScriptSection && *m_pScriptSection != '\n') {
+ m_pScriptSection++;
+ }
+ } else if (c == '/' && m_pScriptSection[1] == '*') { // C++ style comments
+ m_pScriptSection += 2;
+ while (*m_pScriptSection && (*m_pScriptSection != '*' || m_pScriptSection[1] != '/')) {
+ m_pScriptSection++;
+ }
+ if (*m_pScriptSection) {
+ m_pScriptSection += 2;
+ }
+ } else {
+ break;
+ }
+ }
+
+ if (c == '\"') {
+ m_pScriptSection++;
+ while (true) {
+ c = *m_pScriptSection++;
+ if (c == '\"' || !c) {
+ token[len] = 0;
+ return MakeToken(token);
+ }
+ if (len < MAX_TOKEN_STRING) {
+ token[len] = c;
+ len++;
+ }
+ }
+ }
+
+ do {
+ if (len > 0 && IsBreakChar(*m_pScriptSection)) {
+ break;
+ }
+
+ if (len < MAX_TOKEN_STRING) {
+ token[len] = c;
+ len++;
+ }
+ m_pScriptSection++;
+
+ if (IsBreakChar(c)) {
+ break;
+ }
+
+ c = *m_pScriptSection;
+ } while (c > 32);
+
+ if (len == MAX_TOKEN_STRING) {
+ len = 0;
+ }
+ token[len] = 0;
+
+ return MakeToken(token);
}
-void CScriptParser::SkipWhitespace( bool* pbNewLines ) {
- int c;
-
- if ( !m_pScript || !m_pScriptSection ) {
- return;
- }
-
- while ( ( c = *m_pScriptSection ) <= ' ' ) {
- if ( !c ) {
- return;
- }
- if ( c == '\n' ) {
- *pbNewLines = true;
- }
- m_pScriptSection++;
- }
+void CScriptParser::SkipWhitespace(bool *pbNewLines)
+{
+ int c;
+
+ if (!m_pScript || !m_pScriptSection) {
+ return;
+ }
+
+ while ((c = *m_pScriptSection) <= ' ') {
+ if (!c) {
+ return;
+ }
+ if (c == '\n') {
+ *pbNewLines = true;
+ }
+ m_pScriptSection++;
+ }
}
-void CScriptParser::SkipBracedSection( void ) {
- const char *token;
- int depth;
-
- depth = 0;
- do {
- token = GetToken( true );
- if ( token[1] == 0 ) {
- if ( *token == '{' ) {
- depth++;
- }
- else if ( *token == '}' ) {
- depth--;
- }
- }
- } while ( depth && *m_pScriptSection );
+void CScriptParser::SkipBracedSection(void)
+{
+ const char *token;
+ int depth;
+
+ depth = 0;
+ do {
+ token = GetToken(true);
+ if (token[1] == 0) {
+ if (*token == '{') {
+ depth++;
+ } else if (*token == '}') {
+ depth--;
+ }
+ }
+ } while (depth && *m_pScriptSection);
}
-void CScriptParser::SkipRestOfLine( void ) {
- char *p;
- int c;
-
- p = m_pScriptSection;
- while ( ( c = *p++ ) != 0 ) {
- if ( c == '\n' ) {
- break;
- }
- }
- m_pScriptSection = p;
+void CScriptParser::SkipRestOfLine(void)
+{
+ char *p;
+ int c;
+
+ p = m_pScriptSection;
+ while ((c = *p++) != 0) {
+ if (c == '\n') {
+ break;
+ }
+ }
+ m_pScriptSection = p;
}
-void CScriptParser::UndoGetToken( void ) {
- if ( !m_pLastScriptSection ) {
- return;
- }
- m_pScriptSection = m_pLastScriptSection;
- m_pLastScriptSection = NULL;
+void CScriptParser::UndoGetToken(void)
+{
+ if (!m_pLastScriptSection) {
+ return;
+ }
+ m_pScriptSection = m_pLastScriptSection;
+ m_pLastScriptSection = NULL;
}
-void CScriptParser::ResetParseSession( void ) {
- if ( !m_pScript ) {
- return;
- }
+void CScriptParser::ResetParseSession(void)
+{
+ if (!m_pScript) {
+ return;
+ }
- m_pScriptSection = m_pScript;
- m_pLastScriptSection = NULL;
+ m_pScriptSection = m_pScript;
+ m_pLastScriptSection = NULL;
}
-char* CScriptParser::GetBufferCopy( void ) {
- if ( !m_pScript ) {
- return NULL;
- }
+char *CScriptParser::GetBufferCopy(void)
+{
+ if (!m_pScript) {
+ return NULL;
+ }
- int len = static_cast<int>( strlen( m_pScript ) );
- char* pBuffer = new char[len + 1];
- strcpy( pBuffer, m_pScript );
- return pBuffer;
+ int len = static_cast<int>( strlen(m_pScript));
+ char *pBuffer = new char[len + 1];
+ strcpy(pBuffer, m_pScript);
+ return pBuffer;
}
-int CScriptParser::GetTokenOffset( void ) {
- if ( !m_pScript || !m_pScriptSection ) {
- return 0;
- }
+int CScriptParser::GetTokenOffset(void)
+{
+ if (!m_pScript || !m_pScriptSection) {
+ return 0;
+ }
- return static_cast<int>( m_pScriptSection - m_pScript );
+ return static_cast<int>( m_pScriptSection - m_pScript );
}
-void CScriptParser::LoadScript( const char* pScript ) {
- ClearBuffer();
+void CScriptParser::LoadScript(const char *pScript)
+{
+ ClearBuffer();
- int len = static_cast<int>( strlen( pScript ) );
- if ( len <= 0 ) {
- return;
- }
+ int len = static_cast<int>( strlen(pScript));
+ if (len <= 0) {
+ return;
+ }
- m_pScript = new char[len + 1];
- m_pScript[len] = '\0';
+ m_pScript = new char[len + 1];
+ m_pScript[len] = '\0';
- strcpy( m_pScript, pScript );
- m_pScriptSection = m_pScript;
+ strcpy(m_pScript, pScript);
+ m_pScriptSection = m_pScript;
}
-void CScriptParser::AddBreakChar( char c ) {
- for ( int i = 0; i < SP_MAX_BREAKCHARS; i++ ) {
- if ( !m_breakChars[i] ) {
- m_breakChars[i] = c;
- return;
- }
- }
+void CScriptParser::AddBreakChar(char c)
+{
+ for (int i = 0; i < SP_MAX_BREAKCHARS; i++) {
+ if (!m_breakChars[i]) {
+ m_breakChars[i] = c;
+ return;
+ }
+ }
- // TODO: Error: max break chars hit
+ // TODO: Error: max break chars hit
}
-bool CScriptParser::IsBreakChar( char c ) {
- for ( int i = 0; i < SP_MAX_BREAKCHARS; i++ ) {
- if ( !m_breakChars[i] ) {
- return false;
- }
- if ( m_breakChars[i] == c ) {
- return true;
- }
- }
- return false;
+bool CScriptParser::IsBreakChar(char c)
+{
+ for (int i = 0; i < SP_MAX_BREAKCHARS; i++) {
+ if (!m_breakChars[i]) {
+ return false;
+ }
+ if (m_breakChars[i] == c) {
+ return true;
+ }
+ }
+ return false;
}
-void CScriptParser::SetScript( char* pScript ) {
- ClearBuffer();
+void CScriptParser::SetScript(char *pScript)
+{
+ ClearBuffer();
- int len = static_cast<int>( strlen( pScript ) );
- if ( len <= 0 ) {
- return;
- }
+ int len = static_cast<int>( strlen(pScript));
+ if (len <= 0) {
+ return;
+ }
- m_pScript = pScript;
- m_pScriptSection = m_pScript;
+ m_pScript = pScript;
+ m_pScriptSection = m_pScript;
}
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