public Element(Source src, string value, Disambiguation disamg = 0, params Namescope[] usings)
{
Source = src;
String = value;
Disambiguation = disamg;
Usings = usings;
}
public Matcher(
string pattern,
SymbolBase outcome = null,
ForeignContextRef context = null,
Condition nextCondition = null,
Disambiguation disambiguation = Disambiguation.Undefined)
: this(
ScanPattern.CreateRegular(pattern),
outcome,
context,
nextCondition,
disambiguation)
{
}
// TODO: Logic should not be present in attribute constructor
public LiteralAttribute(string text, Disambiguation disambiguation = Disambiguation.Exclusive)
{
base.LiteralText = text;
base.Disambiguation = disambiguation;
// Look-ahead is needed because .net Regex does not select longest match but the first alternative.
this.RegexPattern = Regex.Escape(text);
if (text != "(" && text != ")")
{
this.RegexPattern += @"(?=[ \t\(\)"";]|$)";
}
this.Pattern = ScannerUtils.Escape(text);
}
// TODO: Logic should not be present in attribute constructor
public LiteralAttribute(string text, Disambiguation disambiguation = Disambiguation.Exclusive)
{
base.LiteralText = text;
base.Disambiguation = disambiguation;
// Look-ahead is needed because .net Regex does not select longest match but the first alternative.
this.RegexPattern = Regex.Escape(text);
if (text != "(" && text != ")")
{
this.RegexPattern += @"(?=[ \t\(\)"";]|$)";
}
this.Pattern = ScannerUtils.Escape(text);
}
public Matcher(
ScanPattern pattern,
SymbolBase outcome = null,
ForeignContextRef context = null,
Condition nextCondition = null,
Disambiguation disambiguation = Disambiguation.Undefined)
{
this.Pattern = pattern;
this.Outcome = outcome;
this.Context = context;
this.NextCondition = nextCondition;
if (disambiguation == Disambiguation.Undefined)
{
this.Disambiguation = pattern.DefaultDisambiguation;
}
else
{
this.Disambiguation = disambiguation;
}
this.Joint = new Joint();
}
public TypeExtension(Source src, DataType dt, Disambiguation disamg = 0)
: base(src, dt, disamg)
{
}
public FunctionExtension(Source src, Function func, Disambiguation disamg = 0, params Namescope[] scopes)
: base(src, func, disamg)
{
Scopes = scopes;
}
public ExtensionEntity(Source src, object obj, Disambiguation disamg)
{
Source = src;
Object = obj;
Disambiguation = disamg;
}
// Allow providing regular expression pattern for bootstrapping
internal MatchAttribute(string scanPattern, string rePattern, Disambiguation disambiguation = Disambiguation.Contextual)
{
Pattern = scanPattern;
RegexPattern = rePattern;
Disambiguation = disambiguation;
}
public MatchAttribute(string sre, Disambiguation disambiguation = Disambiguation.Contextual)
{
Pattern = sre;
Disambiguation = disambiguation;
}
public void Set(string key, SourceValue value, Disambiguation disamg = 0)
{
Extensions.Properties[key] = new Element(value.Source, value.String, disamg);
}
// Allow providing regular expression pattern for bootstrapping
internal MatchAttribute(string scanPattern, string rePattern, Disambiguation disambiguation = Disambiguation.Contextual)
{
Pattern = scanPattern;
RegexPattern = rePattern;
Disambiguation = disambiguation;
}
public MatchAttribute(string sre, Disambiguation disambiguation = Disambiguation.Contextual)
{
Pattern = sre;
Disambiguation = disambiguation;
}
