12 lines
213 B
Bash
12 lines
213 B
Bash
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assert() {
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if test ! $1; then
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[[ $2 ]] && echo "$2" >&2
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exit 1
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fi
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}
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x=42
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assert "$x -eq 42" "that's not the answer"
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((x--))
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assert "$x -eq 42" "that's not the answer"
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echo "won't get here"
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