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fix(supervision): treat NBSP as whitespace in composer detection #78

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fix(supervision): treat NBSP as whitespace in composer detection #78

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7 changes: 7 additions & 0 deletions bin/fm-tmux-lib.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -127,6 +127,13 @@ fm_tmux_composer_state() { # <target> -> empty|pending|unknown
stripped=${line//│/} # U+2502 light vertical (claude)
stripped=${stripped//┃/} # U+2503 heavy vertical
stripped=${stripped//|/} # ASCII pipe
# Normalize the non-breaking space (U+00A0) the claude composer pads its prompt
# with into an ASCII space. The trim below uses POSIX [:space:], which does NOT
# match U+00A0, so without this an idle "❯<NBSP>" prompt survives the trim, never
# matches the bare-prompt "empty" case, and reads as pending input — wedging the
# away-mode daemon (it deferred 100% of escalations) and tripping fm-send's
# swallowed-Enter check on every idle pane.
stripped=${stripped//$'\xc2\xa0'/ } # U+00A0 NBSP -> ASCII space
# Trim surrounding whitespace.
stripped="${stripped#"${stripped%%[![:space:]]*}"}"
stripped="${stripped%"${stripped##*[![:space:]]}"}"
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