erc-controls-propertize

erc-controls-propertize is a compiled Lisp function in `erc-goodies.el'.

(erc-controls-propertize FROM TO BOLDP INVERSEP UNDERLINEP FG BG &optional STR)

Prepend properties from IRC control characters between FROM and TO.
If optional argument STR is provided, apply to STR, otherwise prepend properties
to a region in the current buffer.