src abstract BlockParser activeBlockParser()

Get the deepest open block parser

src abstract Int column()

The colum is the position within the line after tab characters have been processed as 4-space tab stops. If the line doesn't contain any tabs, it's the same as the index. If the line starts with a tab, followed by text, then the column for the first character of the text is 4 (the index is 1)

Returns the current column within the line (0-based)

src abstract Int indent()

Get the indentation in columns (either by spaces or tab stop of 4), starting from column.

src abstract Int index()

The current index within the line (0-based)

src abstract Bool isBlank()

Return true if the current line is blank starting from the index

src abstract SourceLine? line()

The current source line being parsed (full line)

src abstract Int nextNonSpaceIndex()

Get the index of the next non-space character starting from index (may be the same) (0-based)