antlr-read-boolean is a compiled Lisp function in `antlr-mode.el'.

(antlr-read-boolean INITIAL-CONTENTS PROMPT &optional TABLE)

Read a boolean value from the minibuffer, with completion.
If INITIAL-CONTENTS is non-nil, insert it in the minibuffer initially.
PROMPT is a string to prompt with, normally it ends in a question mark
and a space. "(true or false) " is appended if TABLE is nil.

Read with completion over "true", "false" and the keys in TABLE, see
also `antlr-read-value'.

Used inside `antlr-options-alists'.