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emotty: fix for undefined $TTY (FreeBSD) (#7844)
See https://github.com/robbyrussell/oh-my-zsh/pull/6731#issuecomment-449653115
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1 changed files with 8 additions and 2 deletions
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@ -25,8 +25,14 @@ emotty_default_set=emoji
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function emotty() {
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# Use emotty set defined by user, fallback to default
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local emotty=${_emotty_sets[${emotty_set:-$emotty_default_set}]}
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# Parse $TTY number, normalizing it to an emotty set index
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(( tty = (${TTY##/dev/tty} % ${#${=emotty}}) + 1 ))
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# Parse tty number via prompt expansion. %l equals:
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# - N if tty = /dev/ttyN
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# - pts/N if tty = /dev/pts/N
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local tty = ${${(%):-%l}##pts/}
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# Normalize it to an emotty set index
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(( tty = (tty % ${#${=emotty}}) + 1 ))
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local character_name=${${=emotty}[tty]}
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echo "${emoji[${character_name}]}${emoji2[emoji_style]}"
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}
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