public TextExpression(string schema, string text, string format, TextExpressionArgument[] args)
{
_schema = string.IsNullOrWhiteSpace(schema) ? string.Empty : schema.Trim();
_text = string.IsNullOrWhiteSpace(text) ? string.Empty : text.Trim();
_format = string.IsNullOrWhiteSpace(format) ? string.Empty : format.Trim();
_arguments = args ?? new TextExpressionArgument[0];
}
public static TextExpressionNodeCollection Parse(string text)
{
if(string.IsNullOrEmpty(text))
return TextExpressionNodeCollection.Empty;
var index = 0;
var nodes = new TextExpressionNodeCollection();
//使用正则表达式解析指定的文本内容
var matches = _regex.Matches(text);
foreach(Match match in matches)
{
if(match.Index > index)
{
var length = match.Index - index;
nodes.Add(new TextExpressionNode(index, length, text.Substring(index, length)));
}
TextExpressionArgument[] args = null;
Group argsGroup = match.Groups["args"];
if(argsGroup.Success)
{
if(argsGroup.Captures.Count == 0)
args = new TextExpressionArgument[] { ParseArgument(argsGroup.Value) };
else
{
args = new TextExpressionArgument[argsGroup.Captures.Count];
for(int i = 0; i < argsGroup.Captures.Count; i++)
{
args[i] = ParseArgument(argsGroup.Captures[i].Value);
}
}
}
nodes.Add(new TextExpressionNode(match.Index,
match.Length,
match.Value,
new TextExpression(
match.Groups["name"].Value,
match.Groups["text"].Value,
match.Groups["format"].Value,
args)));
index = match.Index + match.Length;
}
if(index < text.Length)
{
nodes.Add(new TextExpressionNode(index, text.Length - index, text.Substring(index, text.Length - index)));
}
return nodes;
}
public TextExpression(string name, string text, string format, TextExpressionArgument[] args)
{
_name = string.IsNullOrWhiteSpace(name) ? string.Empty : name.Trim();
_text = string.IsNullOrWhiteSpace(text) ? string.Empty : text.Trim();
_format = string.IsNullOrWhiteSpace(format) ? string.Empty : format.Trim();
_arguments = args ?? new TextExpressionArgument[0];
}
public static TextExpressionNodeCollection Parse(string text)
{
if (string.IsNullOrEmpty(text))
{
return(TextExpressionNodeCollection.Empty);
}
var index = 0;
var nodes = new TextExpressionNodeCollection();
//使用正则表达式解析指定的文本内容
var matches = _regex.Matches(text);
foreach (Match match in matches)
{
if (match.Index > index)
{
var length = match.Index - index;
nodes.Add(new TextExpressionNode(index, length, text.Substring(index, length)));
}
TextExpressionArgument[] args = null;
Group argsGroup = match.Groups["args"];
if (argsGroup.Success)
{
if (argsGroup.Captures.Count == 0)
{
args = new TextExpressionArgument[] { ParseArgument(argsGroup.Value) }
}
;
else
{
args = new TextExpressionArgument[argsGroup.Captures.Count];
for (int i = 0; i < argsGroup.Captures.Count; i++)
{
args[i] = ParseArgument(argsGroup.Captures[i].Value);
}
}
}
nodes.Add(new TextExpressionNode(match.Index,
match.Length,
match.Value,
new TextExpression(
match.Groups["name"].Value,
match.Groups["text"].Value,
match.Groups["format"].Value,
args)));
index = match.Index + match.Length;
}
if (index < text.Length)
{
nodes.Add(new TextExpressionNode(index, text.Length - index, text.Substring(index, text.Length - index)));
}
return(nodes);
}
