41 lines
1.1 KiB
Bash
Executable File
41 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Runs the given command with npx, ensuring that the version of the
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# command/package as declared in `package.json` is first installed.
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if [ $# -eq 0 ]; then
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echo "Usage: $0 [--no-ignore-scripts] <npm-command-and-package-name> [args...]"
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exit 1
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fi
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npx_vers_from_pkg_json() {
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local npm_i_flags="--no-save"
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if [[ "$1" == "--no-ignore-scripts" ]]; then
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shift
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else
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npm_i_flags+=" --ignore-scripts"
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fi
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local command=$1; shift;
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# For now we assume that the package name is the same as the command name.
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local package=$command
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if ! [[ $package =~ ^[a-zA-Z0-9_-]+$ ]]; then
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echo "ERROR: Invalid package name '$package'"
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exit 1
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fi
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local args=$@
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local version=$(npm pkg get devDependencies.$package | tr -d '^"')
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if [[ $version == "{}" ]]; then
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echo "ERROR: Could not determine version of '$package' from package.json"
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exit 1
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fi
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local pkgAtVers="$package@$version"
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if ! npm ls $pkgAtVers; then
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(set -x; npm install $npm_i_flags $pkgAtVers)
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fi
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set -x && npx $pkgAtVers $args
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}
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npx_vers_from_pkg_json $@;
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