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-rw-r--r--docs/fs.md9
1 files changed, 6 insertions, 3 deletions
diff --git a/docs/fs.md b/docs/fs.md
index 6a82b633..2660bada 100644
--- a/docs/fs.md
+++ b/docs/fs.md
@@ -20,9 +20,12 @@ and `PARDES_PANE` (their pane's serial).
`PARDES_9P` and `PARDES_PANE`) writes FILE to that pane's `look` and returns
at once, as acme's `B` does. A FILE not there yet (`pardes notes/new.txt`)
opens a new pane named for it, empty, and its Save creates the file, making
-its directories first when they are not there either. A missing
-`PARDES_9P`/`PARDES_PANE` starts a separate editor instead. Bare `pardes` in
-a pane refuses and names `--nested`.
+its directories first when they are not there either. A session that
+answers never gets a nested editor in its pane: what it refuses (a bad
+name, a pane it has not) is printed, `pardes: <file>: <why>`, and the
+launch exits 1, leaving no pane behind. A missing `PARDES_9P`/`PARDES_PANE`,
+or a session that does not answer, starts a separate editor instead. Bare
+`pardes` in a pane refuses and names `--nested`.
`--wait` (`-w`) returns when the pane that shows FILE is deleted (exit 0) or
the session goes away (exit 1), as acme's `E` does. Use