/// <summary>
/// Reads grammar header information.
/// </summary>
/// <param name="context"></param>
private void ReadHeader(LoadContext context)
{
properties.Add(NameProperty, context.ReadStringEntry());
properties.Add(VersionProperty, context.ReadStringEntry());
properties.Add(AuthorProperty, context.ReadStringEntry());
properties.Add(AboutProperty, context.ReadStringEntry());
caseSensitive = context.ReadBoolEntry();
context.StartSymbolIndex = context.ReadIntegerEntry();
}
private void ReadProperty(LoadContext context)
{
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
// override the name for the well-known constants, so that we have the right name for sure
switch (index)
{
case 0:
name = NameProperty;
break;
case 1:
name = VersionProperty;
break;
case 2:
name = AuthorProperty;
break;
case 3:
name = AboutProperty;
break;
case 4:
name = CharacterSetProperty;
break;
case 5:
name = CharacterMappingProperty;
break;
case 6:
name = GeneratedByProperty;
break;
case 7:
name = GeneratedDateProperty;
break;
}
properties.Add(name, context.ReadStringEntry());
}
/// <summary>
/// Read char set information.
/// </summary>
/// <param name="context"></param>
private void ReadPackedCharset(LoadContext context)
{
int index = context.ReadIntegerEntry();
char sequenceStart = (char)context.ReadIntegerEntry();
char sequenceEnd = (char)context.ReadIntegerEntry();
StringBuilder result = new StringBuilder(context.ReadStringEntry());
result.Capacity = result.Length + (sequenceEnd - sequenceStart) + 1;
for (char c = sequenceStart; c <= sequenceEnd; c++)
{
result.Append(c);
}
charSetTable[index] = new DfaCharset(this, index, result.ToString());
}
/// <summary>
/// Read symbol information.
/// </summary>
/// <param name="context"></param>
private void ReadSymbol(LoadContext context)
{
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
SymbolKind symbolKind = (SymbolKind)context.ReadIntegerEntry();
Symbol symbol = new Symbol(this, index, name, symbolKind);
switch (symbolKind)
{
case SymbolKind.Error:
errorSymbol = symbol;
break;
case SymbolKind.End:
endSymbol = symbol;
break;
}
symbolTable[index] = symbol;
}
private void ReadGroup(LoadContext context)
{
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
int containerIndex = context.ReadIntegerEntry();
int startIndex = context.ReadIntegerEntry();
int endIndex = context.ReadIntegerEntry();
GroupAdvanceMode advanceMode = (GroupAdvanceMode)context.ReadIntegerEntry();
GroupEndingMode endingMode = (GroupEndingMode)context.ReadIntegerEntry();
context.ReadEmptyEntry();
int nestingCount = context.ReadIntegerEntry();
Debug.Assert(nestingCount == context.EntryCount);
int[] nesting = new int[nestingCount];
for (int i = 0; i < nesting.Length; i++)
{
nesting[i] = context.ReadIntegerEntry();
}
groupTable[index] = new Group(this, index, name, advanceMode, endingMode);
context.GroupInfos.Add(index, new GroupInfo(containerIndex, startIndex, endIndex, nesting));
}
private void ReadProperty(LoadContext context) {
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
// override the name for the well-known constants, so that we have the right name for sure
switch (index) {
case 0:
name = NameProperty;
break;
case 1:
name = VersionProperty;
break;
case 2:
name = AuthorProperty;
break;
case 3:
name = AboutProperty;
break;
case 4:
name = CharacterSetProperty;
break;
case 5:
name = CharacterMappingProperty;
break;
case 6:
name = GeneratedByProperty;
break;
case 7:
name = GeneratedDateProperty;
break;
}
properties.Add(name, context.ReadStringEntry());
}
/// <summary>
/// Read char set information.
/// </summary>
/// <param name="context"></param>
private void ReadPackedCharset(LoadContext context) {
int index = context.ReadIntegerEntry();
char sequenceStart = (char)context.ReadIntegerEntry();
char sequenceEnd = (char)context.ReadIntegerEntry();
StringBuilder result = new StringBuilder(context.ReadStringEntry());
result.Capacity = result.Length+(sequenceEnd-sequenceStart)+1;
for (char c = sequenceStart; c <= sequenceEnd; c++) {
result.Append(c);
}
charSetTable[index] = new DfaCharset(this, index, result.ToString());
}
/// <summary>
/// Reads grammar header information.
/// </summary>
/// <param name="context"></param>
private void ReadHeader(LoadContext context) {
properties.Add(NameProperty, context.ReadStringEntry());
properties.Add(VersionProperty, context.ReadStringEntry());
properties.Add(AuthorProperty, context.ReadStringEntry());
properties.Add(AboutProperty, context.ReadStringEntry());
caseSensitive = context.ReadBoolEntry();
context.StartSymbolIndex = context.ReadIntegerEntry();
}
private void ReadGroup(LoadContext context) {
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
int containerIndex = context.ReadIntegerEntry();
int startIndex = context.ReadIntegerEntry();
int endIndex = context.ReadIntegerEntry();
GroupAdvanceMode advanceMode = (GroupAdvanceMode)context.ReadIntegerEntry();
GroupEndingMode endingMode = (GroupEndingMode)context.ReadIntegerEntry();
context.ReadEmptyEntry();
int nestingCount = context.ReadIntegerEntry();
Debug.Assert(nestingCount == context.EntryCount);
int[] nesting = new int[nestingCount];
for (int i = 0; i < nesting.Length; i++) {
nesting[i] = context.ReadIntegerEntry();
}
groupTable[index] = new Group(this, index, name, advanceMode, endingMode);
context.GroupInfos.Add(index, new GroupInfo(containerIndex, startIndex, endIndex, nesting));
}
/// <summary>
/// Read char set information.
/// </summary>
/// <param name="context"></param>
private void ReadCharset(LoadContext context) {
int index = context.ReadIntegerEntry();
charSetTable[index] = new DfaCharset(this, index, context.ReadStringEntry());
}
/// <summary>
/// Read symbol information.
/// </summary>
/// <param name="context"></param>
private void ReadSymbol(LoadContext context) {
int index = context.ReadIntegerEntry();
string name = context.ReadStringEntry();
SymbolKind symbolKind = (SymbolKind)context.ReadIntegerEntry();
Symbol symbol = new Symbol(this, index, name, symbolKind);
switch (symbolKind) {
case SymbolKind.Error:
errorSymbol = symbol;
break;
case SymbolKind.End:
endSymbol = symbol;
break;
}
symbolTable[index] = symbol;
}
/// <summary>
/// Read char set information.
/// </summary>
/// <param name="context"></param>
private void ReadCharset(LoadContext context)
{
int index = context.ReadIntegerEntry();
charSetTable[index] = new DfaCharset(this, index, context.ReadStringEntry());
}