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| interpolate () { | |
| eval " | |
| sed -e 's/^://' <<TEMPLATE | |
| $(sed -e 's/^/:/' -e 's/\([`\]\)/\\\1/g' -e 's/$(/\\$(/g') | |
| TEMPLATE | |
| " | |
| } | |
| item=milk | |
| cat <<<'got $item' | |
| interpolate <<<'got $item' |
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| hello `$thing` | |
| hello $($thing) | |
| hello \`$thing\` | |
| hello $\($thing\) |
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