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doc: extra clarification of historySize option #6397

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doc: extra clarification of historySize option
vsemozhetbyt Apr 26, 2016
73351d5
add missing preposition
vsemozhetbyt Apr 27, 2016
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4 changes: 3 additions & 1 deletion doc/api/readline.md
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Expand Up @@ -301,7 +301,9 @@ the following values:
Defaults to checking `isTTY` on the `output` stream upon instantiation.

- `historySize` - maximum number of history lines retained. To disable the
history set this value to `0`. Defaults to `30`.
history set this value to `0`. Defaults to `30`. This option makes sense
only if `terminal` is set to `true` by user or by internal `output` check,
otherwise the history caching mechanism is not initialized at all.

The `completer` function is given the current line entered by the user, and
is supposed to return an Array with 2 entries:
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