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| #!/bin/sh -eu | |
| announce() { | |
| S="$1" | |
| S_LEN="$(echo $S | wc -m)" | |
| TERM_WIDTH="$(tput cols)" | |
| TERM_WIDTH="$(( TERM_WIDTH - 6 ))" | |
| printf "===%*s%*s===\n" $(( (TERM_WIDTH + S_LEN) / 2 )) "$S" $(( (TERM_WIDTH - S_LEN) / 2 )) "" | |
| } | |
| announce "Examples" | |
| echo "+ one" | |
| echo "+ two" | |
| echo "- three" |
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