mirror of
https://github.com/bonfire-networks/bonfire-app.git
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107 lines
3.5 KiB
Bash
Executable file
107 lines
3.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -e
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# Script to read .tool-versions library versions into environment variables
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# in the form of <library_name>_version=<version_number>
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# credit to https://github.com/smartcontractkit/tool-versions-to-env-action
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# Create the functions
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print_help() {
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echo "Requires at least 1 argument"
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echo "Argument #1: Action options"
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echo " 1 = print to .env file"
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echo " Argument #2: Optional. The path to the .tool-versions file"
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echo " Argument #3: Optional. The path to the .env file to create"
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echo " 2 = sent to github action output"
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echo " Argument #2: Optional. The path to the .tool-versions file"
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echo " 3 = only print given variable to stdout"
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echo " Argument #2: Required. The tool version to output to stdout"
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echo " Argument #3: Optional. The path to the .tool-versions file"
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echo ""
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echo "Example for 1 or 2: tool-versions-to-env.sh 1"
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echo "Example for 3: tool-versions-to-env.sh 3 golang"
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}
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# First argument is a boolean of 0 = false or 1 = true to echo the variable.
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# Second argument is the string to echo to std out.
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to_echo() {
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if [ "$1" -eq 1 ]; then
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echo "$2"
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fi
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}
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# First argument is the output option,
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# 1 to .env
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# 2 to github action output
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# 3 none
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# Second arument is the .tool-versions location
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# Third argument is the .env location
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# Fourth argument is whether it is safe to echo to stdout
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read_tool_versions_write_to_env() {
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local -r how_to_echo="$1"
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local -r tool_versions_file="$2"
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local -r env_file="$3"
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local -r safe_to_echo="$4"
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# clear the env file before writing to it later
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if [ "$how_to_echo" -eq 1 ]; then
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echo "" >"${env_file}"
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fi
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# loop over each line of the .tool-versions file
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while read -r line; do
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to_echo "$safe_to_echo" "Original line: $line"
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# split the line into a bash array using the default space delimeter
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IFS=" " read -r -a lineArray <<<"$line"
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# get the key and value from the array, set the key to all uppercase
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key="${lineArray[0],,}"
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value="${lineArray[1]}"
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# ignore comments, comments always start with #
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if [[ ${key:0:1} != "#" ]]; then
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full_key="${key}_version"
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to_echo "${safe_to_echo}" "Parsed line: ${full_key}=${value}"
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# echo the variable to the .env file
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if [ "$how_to_echo" -eq 1 ]; then
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echo "${full_key^^}=${value}" >>"${env_file}"
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elif [ "$how_to_echo" -eq 2 ]; then
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echo "${full_key}=$value" >>"$GITHUB_OUTPUT"
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elif [ "$how_to_echo" -eq 3 ]; then
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# echo "$value"
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# break
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echo " ${full_key^^}=${value}"
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fi
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fi
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done <"$tool_versions_file"
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}
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# Run the code
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if [ $# -eq 0 ]; then
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print_help
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exit 1
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fi
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# Action option
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ACTION_OPTION=${1}
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# path to the .tool-versions file
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TOOL_VERSIONS_FILE=${2:-"./.tool-versions"}
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# path to the .env file
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ENV_FILE=${3:-"./.env"}
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if [ "$ACTION_OPTION" -eq 1 ]; then
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# print to .env
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read_tool_versions_write_to_env 1 "$TOOL_VERSIONS_FILE" "$ENV_FILE" 1
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elif [ "$ACTION_OPTION" -eq 2 ]; then
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# print to github action
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read_tool_versions_write_to_env 2 "$TOOL_VERSIONS_FILE" "$ENV_FILE" 1
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elif [ "$ACTION_OPTION" -eq 3 ]; then
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TOOL_VERSIONS_FILE=${3:-"./.tool-versions"}
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# print single to variable to stdout
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read_tool_versions_write_to_env 3 "$TOOL_VERSIONS_FILE" "" 0
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else
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echo "First argument was not of option 1, 2, or 3"
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fi |