mirror of
https://github.com/status-im/react-native-config.git
synced 2025-03-01 07:20:42 +00:00
f8d9a7e714
* Support Dotenv with quotes and nested quotes * Handle case of empty value * Handle empty lines
58 lines
1.7 KiB
Ruby
Executable File
58 lines
1.7 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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require "json"
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# pick a custom env file if set
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if File.exists?("/tmp/envfile")
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custom_env = true
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file = File.read("/tmp/envfile").strip
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else
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custom_env = false
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file = ".env"
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end
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puts "Reading env from #{file}"
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dotenv = begin
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# https://regex101.com/r/SLdbes/1
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dotenv_pattern = /^(?<key>[[:upper:]_]+)=((?<quote>["'])(?<val>.*?[^\\])\k<quote>|)$/
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# find that above node_modules/react-native-config/ios/
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raw = File.read(File.join(Dir.pwd, "../../../#{file}"))
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raw.split("\n").inject({}) do |h, line|
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m = line.match(dotenv_pattern)
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next h if m.nil?
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key = m[:key]
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# Ensure string (in case of empty value) and escape any quotes present in the value.
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val = m[:val].to_s.gsub('"', '\"')
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h.merge(key => val)
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end
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rescue Errno::ENOENT
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puts("**************************")
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puts("*** Missing .env file ****")
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puts("**************************")
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{} # set dotenv as an empty hash
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end
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# create obj file that sets DOT_ENV as a NSDictionary
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dotenv_objc = dotenv.map { |k, v| %Q(@"#{k}":@"#{v}") }.join(",")
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template = <<EOF
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#define DOT_ENV @{ #{dotenv_objc} };
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EOF
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# write it so that ReactNativeConfig.m can return it
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path = File.join(ENV["SYMROOT"], "GeneratedDotEnv.m")
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File.open(path, "w") { |f| f.puts template }
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# create header file with defines for the Info.plist preprocessor
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info_plist_defines_objc = dotenv.map { |k, v| %Q(#define __RN_CONFIG_#{k} #{v}) }.join("\n")
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# write it so the Info.plist preprocessor can access it
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path = File.join(ENV["CONFIGURATION_BUILD_DIR"], "GeneratedInfoPlistDotEnv.h")
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File.open(path, "w") { |f| f.puts info_plist_defines_objc }
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if custom_env
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File.delete("/tmp/envfile")
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end
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puts "Wrote to #{path}"
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