public void Indent(SourceLocation startLocation, SourceLocation endLocation, AstNode parent)
{
string prefix = Lines[startLocation.Line].Substring(0, startLocation.Column);
if (!string.IsNullOrWhiteSpace(prefix))
{
startLocation.Line++;
}
// FIXME: some token's location is (0, 0), so we need this to avoid wrong indention
if (startLocation.Line == 0)
{
return;
}
if (endLocation.Line < startLocation.Line)
{
return;
}
Indentation[startLocation.Line] = true;
if (!Unindentation.ContainsKey(endLocation.Line + 1))
{
Unindentation[endLocation.Line + 1] = GetFirstLine(parent).Line;
}
}
public int[] BuildDepthTable(ParseTreeNode root)
{
int currentDepth = 0;
int lineCount = GetLastLine(root).Line + 1;
int[] depthTable = new int[lineCount];
// the line index start from 0
for (int line = 0; line < lineCount; line++)
{
// restore depth
if (Unindentation.ContainsKey(line))
{
currentDepth = depthTable[Unindentation[line]];
}
// indent
if (Indentation.ContainsKey(line))
{
if (Indentation[line] == true)
{
currentDepth = currentDepth + 1;
depthTable[line] = currentDepth;
}
else
{
depthTable[line] = 0;
}
}
else
{
depthTable[line] = currentDepth;
}
}
return(depthTable);
}