public static HeaderStatement Parse(Scope scope, KeywordToken headerToken)
{
var ret = new HeaderStatement(scope);
ret.AddToken(headerToken);
if (!scope.Code.PeekExact('{'))
{
return(ret);
}
ret.AddToken(BracesToken.Parse(scope, null));
return(ret);
}
public static ForStatement Parse(Scope scope, KeywordToken forToken)
{
var ret = new ForStatement(scope);
var code = scope.Code;
ret.AddToken(forToken);
if (!code.ReadExact('('))
{
return(ret);
}
var brackets = new BracketsToken(scope);
brackets.AddOpen(code.Span);
ret.AddToken(brackets);
// Initializer
var exp = ExpressionToken.TryParse(scope, _conditionEndTokens);
if (exp != null)
{
brackets.AddToken(exp);
}
if (!code.ReadExact(';'))
{
return(ret);
}
// Condition
exp = ExpressionToken.TryParse(scope, _conditionEndTokens);
if (exp != null)
{
brackets.AddToken(exp);
}
if (!code.ReadExact(';'))
{
return(ret);
}
// Increment
exp = ExpressionToken.TryParse(scope, _conditionEndTokens);
if (exp != null)
{
brackets.AddToken(exp);
}
if (!code.ReadExact(')'))
{
return(ret);
}
brackets.AddClose(code.Span);
// Body
var bodyScope = scope.Clone();
bodyScope.BreakOwner = ret;
bodyScope.ContinueOwner = ret;
if (!code.PeekExact('{'))
{
return(ret);
}
var body = BracesToken.Parse(bodyScope, null);
ret.AddToken(body);
return(ret);
}