The offset of the first character which is not a whitespace character as defined
by /\s/. Note that if a line is all whitespaces the length of the line is returned.
Whether this line is whitespace only, shorthand for TextLine.firstNonWhitespaceCharacterIndex === TextLine.text.length.
The zero-based line number.
The range this line covers without the line separator characters.
The range this line covers with the line separator characters.
The text of this line without the line separator characters.
Represents a line of text, such as a line of source code.
TextLine objects are immutable. When a document changes, previously retrieved lines will not represent the latest state.