public void ConvertPlaceholderToCode(string placeholder, CodeBody varName)
{
foreach (IMixedBody elem in elements)
{
elem.ConvertPlaceholderToCode(placeholder, varName);
}
}
private CodeBody(CodeBody src)
{
placeholders = new HashSet<string>(src.placeholders);
pieces = src.pieces.Select(it => it.Clone()).ToList();
TypeName = src.TypeName;
HasStatement = src.HasStatement;
identifiersPool = new HashSet<string>(src.identifiersPool);
}
public CodeBody Append(CodeBody other)
{
append(other.pieces);
if (other.HasStatement)
this.HasStatement = true;
return this;
}
private CodeMix addBody(CodeBody body)
{
if (body != null)
{
elements.Add(body);
body.AttachIdentifiersPool(identifiers);
}
return(this);
}
public CodeBody Embed(CodeBody other)
{
if (other.HasStatement)
AddSnippet("{");
append(other.pieces);
if (other.HasStatement)
AddSnippet("}");
return this;
}
public void ConvertPlaceholderToCode(string placeholder, CodeBody varName)
{
var conv = new List<CodePiece>();
foreach (CodePiece p in pieces)
if (p.Type == CodePiece.TypeEnum.Placeholder && p.Content == placeholder)
conv.AddRange(varName.Clone().Pieces);
else
conv.Add(p);
pieces = conv;
}
public CodeMacro(CodePiece controlName, bool isBoolean, CodeBody varBody, params CodeMix[] altCodes)
{
this.ControlName = controlName;
this.varBody = varBody ?? new CodeBody();
this.isBoolean = isBoolean;
this.altCodes = altCodes;
if (altCodes.Length != 1 && varBody != null)
{
throw new ArgumentException();
}
if (isBoolean && (altCodes.Length != 0 || varBody != null))
{
throw new ArgumentException();
}
}
public void ConvertPlaceholderToCode(string placeholder, CodeBody varName)
{
if (getControlPlaceholder() == placeholder)
{
if (varName.Pieces.Count() == 1)
{
ControlName = varName.Pieces.Single();
}
else
{
// the reason for this is we don't handle compound variable/expressions like "foo.field.bar"
// and the reason for the reason is, such compound expression can come only from standard placeholders
// like $pos or $coords, and it does not make sense to check them if they exist or if they are null or not
throw ParseControlException.NewAndRun("Placeholder \"" + placeholder + "\" cannot be used as control variable in macro.");
}
}
varBody.ConvertPlaceholderToCode(placeholder, varName);
foreach (CodeMix mix in altCodes)
{
mix.ConvertPlaceholderToCode(placeholder, varName);
}
}
public CodeBody BuildBody(IEnumerable <Tuple <string, bool> > presentVariables)
{
// some of the names can be duplicated, but we are interested if any variable (with the same name)
// is enabled -- if yes, we have to pass the argument
Dictionary <string, bool> anyVarPresent = null;
if (presentVariables != null)
{
anyVarPresent = presentVariables.Select(it => it.Item1).Distinct().ToDictionary(it => it, it => false);
foreach (string s in presentVariables.Where(it => it.Item2).Select(it => it.Item1))
{
anyVarPresent[s] = true;
}
}
var merged = new CodeBody();
foreach (CodeBody body in expand(anyVarPresent))
{
merged.Append(body);
}
return(merged);
}
public CodeMix AddBody(CodeBody body)
{
return(addBody(body.Trim()));
}