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https://github.com/asdf-vm/asdf.git
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72 lines
1.9 KiB
Bash
72 lines
1.9 KiB
Bash
# -*- sh -*-
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# shellcheck source=lib/functions/versions.bash
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. "$(dirname "$(dirname "$0")")/lib/functions/versions.bash"
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# Output from this command must be executable shell code
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shell_command() {
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local asdf_shell="$1"
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shift
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if [ "$#" -lt "2" ]; then
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printf "Usage: asdf shell <name> {<version>|--unset}\n" >&2
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printf "false\n"
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exit 1
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fi
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local plugin=$1
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local version=$2
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local upcase_name
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upcase_name=$(tr '[:lower:]-' '[:upper:]_' <<<"$plugin")
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local version_env_var="ASDF_${upcase_name}_VERSION"
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if [ "$version" = "--unset" ]; then
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case "$asdf_shell" in
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fish)
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printf "set -e %s\n" "$version_env_var"
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;;
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elvish)
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# Elvish doesn't have a `source` command, and eval is banned, so the
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# var name and value are printed on separate lines for asdf.elv to parse
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# and pass to unset-env.
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printf "unset-env\n%s" "$version_env_var"
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;;
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pwsh)
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printf '%s\n' "if (\$(Test-Path Env:$version_env_var) -eq 'True') { Remove-Item Env:$version_env_var }"
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;;
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*)
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printf "unset %s\n" "$version_env_var"
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;;
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esac
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exit 0
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fi
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if [ "$version" = "latest" ]; then
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version=$(latest_command "$plugin")
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fi
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if ! (check_if_version_exists "$plugin" "$version"); then
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version_not_installed_text "$plugin" "$version" 1>&2
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printf "false\n"
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exit 1
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fi
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case "$asdf_shell" in
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fish)
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printf "set -gx %s \"%s\"\n" "$version_env_var" "$version"
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;;
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elvish)
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# Elvish doesn't have a `source` command, and eval is banned, so the
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# var name and value are printed on separate lines for asdf.elv to parse
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# and pass to set-env.
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printf "set-env\n%s\n%s" "$version_env_var" "$version"
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;;
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pwsh)
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printf '%s\n' "\$Env:$version_env_var = '$version'"
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;;
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*)
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printf "export %s=\"%s\"\n" "$version_env_var" "$version"
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;;
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esac
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}
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shell_command "$@"
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