internal PathInfo(
PathType pathType,
string path,
bool isValidHelperLiteral,
int contextChangeCount,
IReadOnlyList <PathSegment> segments)
{
IsValidHelperLiteral = isValidHelperLiteral;
HasValue = pathType != PathType.Empty;
_path = path;
_hashCode = (_path.GetHashCode() * 397) ^ HasValue.GetHashCode();
if (!HasValue)
{
return;
}
IsVariable = pathType == PathType.Variable;
IsInversion = pathType == PathType.Inversion;
IsBlockHelper = pathType == PathType.BlockHelper;
IsBlockClose = pathType == PathType.BlockClose;
ContextChangeDepth = contextChangeCount;
HasContextChange = ContextChangeDepth > 0;
var plainSegments = segments.Where(o => !o.IsContextChange && o.IsNotEmpty).ToArray();
IsThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == "." || plainSegments.Any(o => o.IsThis);
IsPureThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == ".";
var segment = plainSegments.SingleOrDefault(o => !o.IsThis);
if (!segment.IsNotEmpty)
{
IsPureThis = true;
TrimmedPath = ".";
PathChain = ArrayEx.Empty <ChainSegment>();
return;
}
PathChain = segment.PathChain;
var lastIndex = segment.PathChain.Length - 1;
using (var container = StringBuilderPool.Shared.Use())
{
for (int index = 0; index < PathChain.Length; index++)
{
container.Value.Append(PathChain[index].TrimmedValue);
if (index != lastIndex)
{
container.Value.Append('.');
}
}
TrimmedPath = container.Value.ToString();
}
_trimmedHashCode = TrimmedPath.GetHashCode();
}
private PathInfo(
PathType pathType,
string path,
bool isValidHelperLiteral,
PathSegment[] segments)
{
IsValidHelperLiteral = isValidHelperLiteral;
HasValue = pathType != PathType.Empty;
Path = path;
_hashCode = (Path.GetHashCode() * 397) ^ HasValue.GetHashCode();
if (!HasValue)
{
return;
}
IsVariable = pathType == PathType.Variable;
IsInversion = pathType == PathType.Inversion;
IsBlockHelper = pathType == PathType.BlockHelper;
IsBlockClose = pathType == PathType.BlockClose;
var plainSegments = segments.Where(o => !o.IsParent && o.IsNotEmpty).ToArray();
IsThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == "." || plainSegments.Any(o => o.IsThis);
IsPureThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == ".";
Segments = segments;
using var container = StringBuilderPool.Shared.Use();
var builder = container.Value;
var segmentsLastIndex = Segments.Length - 1;
for (var segmentIndex = 0; segmentIndex <= segmentsLastIndex; segmentIndex++)
{
var segment = Segments[segmentIndex];
var pathChainLastIndex = segment.PathChain.Length - 1;
var pathChain = segment.PathChain;
for (var pathChainIndex = 0; pathChainIndex <= pathChainLastIndex; pathChainIndex++)
{
builder.Append(pathChain[pathChainIndex].TrimmedValue);
if (pathChainIndex != pathChainLastIndex)
{
builder.Append('.');
}
}
if (segmentIndex != segmentsLastIndex)
{
builder.Append('/');
}
}
TrimmedPath = builder.ToString();
_trimmedHashCode = TrimmedPath.GetHashCode();
_trimmedInvariantHashCode = TrimmedPath.ToLowerInvariant().GetHashCode();
}
internal PathInfo(
bool hasValue,
string path,
bool isValidHelperLiteral,
PathSegment[] segments
)
{
IsValidHelperLiteral = isValidHelperLiteral;
HasValue = hasValue;
_path = path;
unchecked
{
_hashCode = (_path.GetHashCode() * 397) ^ HasValue.GetHashCode();
}
if (!HasValue)
{
return;
}
IsVariable = path.StartsWith("@");
IsInversion = path.StartsWith("^");
IsBlockHelper = path.StartsWith("#");
IsBlockClose = path.StartsWith("/");
ContextChangeDepth = segments?.Count(o => o.IsContextChange) ?? 0;
HasContextChange = ContextChangeDepth > 0;
var plainSegments = segments?.Where(o => !o.IsContextChange && !string.IsNullOrEmpty(o.ToString())).ToArray() ?? ArrayEx.Empty <PathSegment>();
IsThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == "." || plainSegments.Any(o => o.IsThis);
IsPureThis = string.Equals(path, "this", StringComparison.OrdinalIgnoreCase) || path == ".";
var segment = plainSegments.SingleOrDefault(o => !o.IsThis);
if (segment == null)
{
IsPureThis = true;
TrimmedPath = ".";
PathChain = ArrayEx.Empty <ChainSegment>();
return;
}
TrimmedPath = string.Join(".", segment.PathChain.Select(o => o.TrimmedValue));
PathChain = segment.PathChain;
unchecked
{
_trimmedHashCode = TrimmedPath.GetHashCode();
}
}