internal void ReportGetValueError(int k, object item, Exception ex)
{
if (TraceData.IsEnabled)
{
SourceValueInfo svi = PW.GetSourceValueInfo(k);
Type type = PW.GetType(k);
string parentName = (k > 0)? PW.GetSourceValueInfo(k - 1).name : String.Empty;
TraceData.Trace(ParentBindingExpression.TraceLevel,
TraceData.CannotGetClrRawValue(
svi.propertyName, type.Name,
parentName, AvTrace.TypeName(item)),
ParentBindingExpression, ex);
}
}
internal void ReportSetValueError(int k, object item, object value, Exception ex)
{
if (TraceData.IsEnabled)
{
SourceValueInfo svi = PW.GetSourceValueInfo(k);
Type type = PW.GetType(k);
TraceData.Trace(TraceEventType.Error,
TraceData.CannotSetClrRawValue(
svi.propertyName, type.Name,
AvTrace.TypeName(item),
AvTrace.ToStringHelper(value),
AvTrace.TypeName(value)),
ParentBindingExpression, ex);
}
}
// Token: 0x06007485 RID: 29829 RVA: 0x002156DC File Offset: 0x002138DC
internal void ReportGetValueError(int k, object item, Exception ex)
{
if (TraceData.IsEnabled)
{
SourceValueInfo sourceValueInfo = this.PW.GetSourceValueInfo(k);
Type type = this.PW.GetType(k);
string text = (k > 0) ? this.PW.GetSourceValueInfo(k - 1).name : string.Empty;
TraceData.Trace(base.ParentBindingExpression.TraceLevel, TraceData.CannotGetClrRawValue(new object[]
{
sourceValueInfo.propertyName,
type.Name,
text,
AvTrace.TypeName(item)
}), base.ParentBindingExpression, ex);
}
}
void AddProperty()
{
int start = _index;
int level = 0;
// include leading dots in the path (for XLinq)
while (_index < _n && _path[_index] == '.')
{
++_index;
}
while (_index < _n && (level > 0 || SpecialChars.IndexOf(_path[_index]) < 0))
{
if (_path[_index] == '(')
{
++level;
}
else if (_path[_index] == ')')
{
--level;
}
++_index;
}
if (level > 0)
{
SetError(SRID.UnmatchedParen, _path.Substring(start));
return;
}
if (level < 0)
{
SetError(SRID.UnmatchedParen, _path.Substring(0, _index));
return;
}
string name = _path.Substring(start, _index - start).Trim();
SourceValueInfo info = (name.Length > 0)
? new SourceValueInfo(SourceValueType.Property, _drillIn, name)
: new SourceValueInfo(SourceValueType.Direct, _drillIn, (string)null);
_al.Add(info);
StartNewLevel();
}
// Token: 0x06007626 RID: 30246 RVA: 0x0021AE18 File Offset: 0x00219018
private void AddProperty()
{
int index = this._index;
int num = 0;
while (this._index < this._n)
{
if (this._path[this._index] != '.')
{
break;
}
this._index++;
}
while (this._index < this._n && (num > 0 || PathParser.SpecialChars.IndexOf(this._path[this._index]) < 0))
{
if (this._path[this._index] == '(')
{
num++;
}
else if (this._path[this._index] == ')')
{
num--;
}
this._index++;
}
if (num > 0)
{
this.SetError("UnmatchedParen", new object[]
{
this._path.Substring(index)
});
return;
}
if (num < 0)
{
this.SetError("UnmatchedParen", new object[]
{
this._path.Substring(0, this._index)
});
return;
}
string text = this._path.Substring(index, this._index - index).Trim();
SourceValueInfo sourceValueInfo = (text.Length > 0) ? new SourceValueInfo(SourceValueType.Property, this._drillIn, text) : new SourceValueInfo(SourceValueType.Direct, this._drillIn, null);
this._al.Add(sourceValueInfo);
this.StartNewLevel();
}
// Each level of the path consists of
// a property or indexer:
// .propname
// /propname
// [index]
// /[index]
// (The . or / is optional in the very first level.)
// The parser is a finite-state machine with two states corresponding
// to the two-character lookahead above, plus two more states for the begining
// and end. The state transistions are done explicitly in the code below.
//
// The parser returns a 0-length array if it finds a syntax error.
// It sets the Error property, so the caller can find out what happened.
public SourceValueInfo[] Parse(string path)
{
_path = (path != null) ? path.Trim() : String.Empty;
_n = _path.Length;
if (_n == 0)
{
// When no path string is specified, use value directly and do not drill-in. (same as Path=".")
// ClrBindingWorker needs this information to tell XmlBindingWorker about collectionMode.
return new SourceValueInfo[] { new SourceValueInfo(SourceValueType.Direct, DrillIn.Never, (string)null) };
}
_index = 0;
_drillIn = DrillIn.IfNeeded;
_al.Clear();
_error = null;
_state = State.Init;
while (_state != State.Done)
{
char c = (_index<_n) ? _path[_index] : NullChar;
if (Char.IsWhiteSpace(c))
{
++ _index;
continue;
}
switch (_state)
{
case State.Init:
switch (c)
{
case '/':
case '.':
case NullChar:
_state = State.DrillIn;
break;
default:
_state = State.Prop;
break;
}
break;
case State.DrillIn:
switch (c)
{
case '/':
_drillIn = DrillIn.Always;
++ _index;
break;
case '.':
_drillIn = DrillIn.Never;
++ _index;
break;
case '[':
case NullChar:
break;
default:
SetError(SRID.PathSyntax, _path.Substring(0, _index), _path.Substring(_index));
return EmptyInfo;
}
_state = State.Prop;
break;
case State.Prop:
bool isIndexer = false;
switch (c)
{
case '[':
isIndexer = true;
break;
default:
break;
}
if (isIndexer)
AddIndexer();
else
AddProperty();
break;
}
}
SourceValueInfo[] result;
if (_error == null)
{
result = new SourceValueInfo[_al.Count];
_al.CopyTo(result);
}
else
{
result = EmptyInfo;
}
return result;
}
void AddIndexer()
{
// indexer args are parsed by a (sub-) state machine with four
// states. The string is a comma-separated list of params, each
// of which has two parts: a "paren string" and a "value string"
// (both parts are optional). The character ^ can be used to
// escape any of the special characters: comma, parens, ], ^,
// and white space.
int start = ++_index; // skip over initial [
int level = 1; // level of nested []
bool escaped = false; // true if current char is escaped
bool trimRight = false; // true if value string has trailing white space
StringBuilder parenStringBuilder = new StringBuilder();
StringBuilder valueStringBuilder = new StringBuilder();
FrugalObjectList<IndexerParamInfo> paramList = new FrugalObjectList<IndexerParamInfo>();
IndexerState state = IndexerState.BeginParam;
while (state != IndexerState.Done)
{
if (_index >= _n)
{
SetError(SRID.UnmatchedBracket, _path.Substring(start - 1));
return;
}
Char c = _path[_index++];
// handle the escape character - set the flag for the next character
if (c == EscapeChar && !escaped)
{
escaped = true;
continue;
}
switch (state)
{
case IndexerState.BeginParam: // look for optional (...)
if (escaped)
{
// no '(', go parse the value
state = IndexerState.ValueString;
goto case IndexerState.ValueString;
}
else if (c == '(')
{
// '(' introduces optional paren string
state = IndexerState.ParenString;
}
else if (Char.IsWhiteSpace(c))
{
// ignore leading white space
}
else
{
// no '(', go parse the value
state = IndexerState.ValueString;
goto case IndexerState.ValueString;
}
break;
case IndexerState.ParenString: // parse (...)
if (escaped)
{
// add an escaped character without question
parenStringBuilder.Append(c);
}
else if (c == ')')
{
// end of (...), start to parse value
state = IndexerState.ValueString;
}
else
{
// add normal characters inside (...)
parenStringBuilder.Append(c);
}
break;
case IndexerState.ValueString: // parse value
if (escaped)
{
// add an escaped character without question
valueStringBuilder.Append(c);
trimRight = false;
}
else if (level > 1)
{
// inside nested [], add characters without question
valueStringBuilder.Append(c);
trimRight = false;
if (c == ']')
{
--level;
}
}
else if (Char.IsWhiteSpace(c))
{
// add white space, but trim it later if it's trailing
valueStringBuilder.Append(c);
trimRight = true;
}
else if (c == ',' || c == ']')
{
// end of current paramater - assemble the two parts
string parenString = parenStringBuilder.ToString();
string valueString = valueStringBuilder.ToString();
if (trimRight)
{
valueString = valueString.TrimEnd();
}
// add the parts to the final result
paramList.Add(new IndexerParamInfo(parenString, valueString));
// reset for the next parameter
parenStringBuilder.Length = 0;
valueStringBuilder.Length = 0;
trimRight = false;
// after ',' parse next parameter; after ']' we're done
state = (c == ']') ? IndexerState.Done : IndexerState.BeginParam;
}
else
{
// add normal characters
valueStringBuilder.Append(c);
trimRight = false;
// keep track of nested []
if (c == '[')
{
++level;
}
}
break;
}
// after processing each character, clear the escape flag
escaped = false;
}
// assemble the final result
SourceValueInfo info = new SourceValueInfo(
SourceValueType.Indexer,
_drillIn, paramList);
_al.Add(info);
StartNewLevel();
}
// Each level of the path consists of
// a property or indexer:
// .propname
// /propname
// [index]
// /[index]
// (The . or / is optional in the very first level.)
// The parser is a finite-state machine with two states corresponding
// to the two-character lookahead above, plus two more states for the begining
// and end. The state transistions are done explicitly in the code below.
//
// The parser returns a 0-length array if it finds a syntax error.
// It sets the Error property, so the caller can find out what happened.
public SourceValueInfo[] Parse(string path)
{
_path = (path != null) ? path.Trim() : String.Empty;
_n = _path.Length;
if (_n == 0)
{
// When no path string is specified, use value directly and do not drill-in. (same as Path=".")
// ClrBindingWorker needs this information to tell XmlBindingWorker about collectionMode.
return(new SourceValueInfo[] { new SourceValueInfo(SourceValueType.Direct, DrillIn.Never, (string)null) });
}
_index = 0;
_drillIn = DrillIn.IfNeeded;
_al.Clear();
_error = null;
_state = State.Init;
while (_state != State.Done)
{
char c = (_index < _n) ? _path[_index] : NullChar;
if (Char.IsWhiteSpace(c))
{
++_index;
continue;
}
switch (_state)
{
case State.Init:
switch (c)
{
case '/':
case '.':
case NullChar:
_state = State.DrillIn;
break;
default:
_state = State.Prop;
break;
}
break;
case State.DrillIn:
switch (c)
{
case '/':
_drillIn = DrillIn.Always;
++_index;
break;
case '.':
_drillIn = DrillIn.Never;
++_index;
break;
case '[':
case NullChar:
break;
default:
SetError(SRID.PathSyntax, _path.Substring(0, _index), _path.Substring(_index));
return(EmptyInfo);
}
_state = State.Prop;
break;
case State.Prop:
bool isIndexer = false;
switch (c)
{
case '[':
isIndexer = true;
break;
default:
break;
}
if (isIndexer)
{
AddIndexer();
}
else
{
AddProperty();
}
break;
}
}
SourceValueInfo[] result;
if (_error == null)
{
result = new SourceValueInfo[_al.Count];
_al.CopyTo(result);
}
else
{
result = EmptyInfo;
}
return(result);
}
void AddIndexer()
{
// indexer args are parsed by a (sub-) state machine with four
// states. The string is a comma-separated list of params, each
// of which has two parts: a "paren string" and a "value string"
// (both parts are optional). The character ^ can be used to
// escape any of the special characters: comma, parens, ], ^,
// and white space.
int start = ++_index; // skip over initial [
int level = 1; // level of nested []
bool escaped = false; // true if current char is escaped
bool trimRight = false; // true if value string has trailing white space
StringBuilder parenStringBuilder = new StringBuilder();
StringBuilder valueStringBuilder = new StringBuilder();
FrugalObjectList <IndexerParamInfo> paramList = new FrugalObjectList <IndexerParamInfo>();
IndexerState state = IndexerState.BeginParam;
while (state != IndexerState.Done)
{
if (_index >= _n)
{
SetError(SRID.UnmatchedBracket, _path.Substring(start - 1));
return;
}
Char c = _path[_index++];
// handle the escape character - set the flag for the next character
if (c == EscapeChar && !escaped)
{
escaped = true;
continue;
}
switch (state)
{
case IndexerState.BeginParam: // look for optional (...)
if (escaped)
{
// no '(', go parse the value
state = IndexerState.ValueString;
goto case IndexerState.ValueString;
}
else if (c == '(')
{
// '(' introduces optional paren string
state = IndexerState.ParenString;
}
else if (Char.IsWhiteSpace(c))
{
// ignore leading white space
}
else
{
// no '(', go parse the value
state = IndexerState.ValueString;
goto case IndexerState.ValueString;
}
break;
case IndexerState.ParenString: // parse (...)
if (escaped)
{
// add an escaped character without question
parenStringBuilder.Append(c);
}
else if (c == ')')
{
// end of (...), start to parse value
state = IndexerState.ValueString;
}
else
{
// add normal characters inside (...)
parenStringBuilder.Append(c);
}
break;
case IndexerState.ValueString: // parse value
if (escaped)
{
// add an escaped character without question
valueStringBuilder.Append(c);
trimRight = false;
}
else if (level > 1)
{
// inside nested [], add characters without question
valueStringBuilder.Append(c);
trimRight = false;
if (c == ']')
{
--level;
}
}
else if (Char.IsWhiteSpace(c))
{
// add white space, but trim it later if it's trailing
valueStringBuilder.Append(c);
trimRight = true;
}
else if (c == ',' || c == ']')
{
// end of current paramater - assemble the two parts
string parenString = parenStringBuilder.ToString();
string valueString = valueStringBuilder.ToString();
if (trimRight)
{
valueString = valueString.TrimEnd();
}
// add the parts to the final result
paramList.Add(new IndexerParamInfo(parenString, valueString));
// reset for the next parameter
parenStringBuilder.Length = 0;
valueStringBuilder.Length = 0;
trimRight = false;
// after ',' parse next parameter; after ']' we're done
state = (c == ']') ? IndexerState.Done : IndexerState.BeginParam;
}
else
{
// add normal characters
valueStringBuilder.Append(c);
trimRight = false;
// keep track of nested []
if (c == '[')
{
++level;
}
}
break;
}
// after processing each character, clear the escape flag
escaped = false;
}
// assemble the final result
SourceValueInfo info = new SourceValueInfo(
SourceValueType.Indexer,
_drillIn, paramList);
_al.Add(info);
StartNewLevel();
}
// Token: 0x06007625 RID: 30245 RVA: 0x0021AC30 File Offset: 0x00218E30
public SourceValueInfo[] Parse(string path)
{
this._path = ((path != null) ? path.Trim() : string.Empty);
this._n = this._path.Length;
if (this._n == 0)
{
return(new SourceValueInfo[]
{
new SourceValueInfo(SourceValueType.Direct, DrillIn.Never, null)
});
}
this._index = 0;
this._drillIn = DrillIn.IfNeeded;
this._al.Clear();
this._error = null;
this._state = PathParser.State.Init;
while (this._state != PathParser.State.Done)
{
char c = (this._index < this._n) ? this._path[this._index] : '\0';
if (char.IsWhiteSpace(c))
{
this._index++;
}
else
{
switch (this._state)
{
case PathParser.State.Init:
if (c == '\0' || c == '.' || c == '/')
{
this._state = PathParser.State.DrillIn;
}
else
{
this._state = PathParser.State.Prop;
}
break;
case PathParser.State.DrillIn:
if (c <= '.')
{
if (c != '\0')
{
if (c != '.')
{
goto IL_13E;
}
this._drillIn = DrillIn.Never;
this._index++;
}
}
else if (c != '/')
{
if (c != '[')
{
goto IL_13E;
}
}
else
{
this._drillIn = DrillIn.Always;
this._index++;
}
this._state = PathParser.State.Prop;
break;
IL_13E:
this.SetError("PathSyntax", new object[]
{
this._path.Substring(0, this._index),
this._path.Substring(this._index)
});
return(PathParser.EmptyInfo);
case PathParser.State.Prop:
{
bool flag = false;
if (c == '[')
{
flag = true;
}
if (flag)
{
this.AddIndexer();
}
else
{
this.AddProperty();
}
break;
}
}
}
}
SourceValueInfo[] array;
if (this._error == null)
{
array = new SourceValueInfo[this._al.Count];
this._al.CopyTo(array);
}
else
{
array = PathParser.EmptyInfo;
}
return(array);
}
// Token: 0x06007627 RID: 30247 RVA: 0x0021AF80 File Offset: 0x00219180
private void AddIndexer()
{
int num = this._index + 1;
this._index = num;
int num2 = num;
int num3 = 1;
bool flag = false;
bool flag2 = false;
StringBuilder stringBuilder = new StringBuilder();
StringBuilder stringBuilder2 = new StringBuilder();
FrugalObjectList <IndexerParamInfo> frugalObjectList = new FrugalObjectList <IndexerParamInfo>();
PathParser.IndexerState indexerState = PathParser.IndexerState.BeginParam;
while (indexerState != PathParser.IndexerState.Done)
{
if (this._index >= this._n)
{
this.SetError("UnmatchedBracket", new object[]
{
this._path.Substring(num2 - 1)
});
return;
}
string path = this._path;
num = this._index;
this._index = num + 1;
char c = path[num];
if (c == '^' && !flag)
{
flag = true;
}
else
{
switch (indexerState)
{
case PathParser.IndexerState.BeginParam:
if (flag)
{
indexerState = PathParser.IndexerState.ValueString;
goto IL_108;
}
if (c == '(')
{
indexerState = PathParser.IndexerState.ParenString;
}
else if (!char.IsWhiteSpace(c))
{
indexerState = PathParser.IndexerState.ValueString;
goto IL_108;
}
break;
case PathParser.IndexerState.ParenString:
if (flag)
{
stringBuilder.Append(c);
}
else if (c == ')')
{
indexerState = PathParser.IndexerState.ValueString;
}
else
{
stringBuilder.Append(c);
}
break;
case PathParser.IndexerState.ValueString:
goto IL_108;
}
IL_1CC:
flag = false;
continue;
IL_108:
if (flag)
{
stringBuilder2.Append(c);
flag2 = false;
goto IL_1CC;
}
if (num3 > 1)
{
stringBuilder2.Append(c);
flag2 = false;
if (c == ']')
{
num3--;
goto IL_1CC;
}
goto IL_1CC;
}
else
{
if (char.IsWhiteSpace(c))
{
stringBuilder2.Append(c);
flag2 = true;
goto IL_1CC;
}
if (c == ',' || c == ']')
{
string paren = stringBuilder.ToString();
string text = stringBuilder2.ToString();
if (flag2)
{
text = text.TrimEnd(new char[0]);
}
frugalObjectList.Add(new IndexerParamInfo(paren, text));
stringBuilder.Length = 0;
stringBuilder2.Length = 0;
flag2 = false;
indexerState = ((c == ']') ? PathParser.IndexerState.Done : PathParser.IndexerState.BeginParam);
goto IL_1CC;
}
stringBuilder2.Append(c);
flag2 = false;
if (c == '[')
{
num3++;
goto IL_1CC;
}
goto IL_1CC;
}
}
}
SourceValueInfo sourceValueInfo = new SourceValueInfo(SourceValueType.Indexer, this._drillIn, frugalObjectList);
this._al.Add(sourceValueInfo);
this.StartNewLevel();
}
