Removes tabs, newlines, and manipulates the text so that
it looks the same as it did with those horizontal control
characters embedded. Currently carriage returns are also processed, but
in the future they no longer will be. This function is used when the
convert.hz.white.space parameter to the
diff* methods is active. The term “strip”
is a misnomer that remains for legacy reasons and lazyness.
strip_hz_control(txt, stops = 8L, sgr.supported)character to covert
integer, what tab stops to use
logical whether the current display device supports
ANSI CSI SGR. See diff*'s sgr.supported
parameter.
character, `txt` with horizontal control sequences replaced.
This is an internal function with exposed documentation because it is referenced in an external function's documentation.