class Anyway::Env
Parses environment variables and provides method-like access
Attributes
Public Class Methods
Source
# File lib/anyway/env.rb, line 12 def from_hash(hash, prefix: nil, memo: {}) hash.each do |key, value| prefix_with_key = (prefix && !prefix.empty?) ? "#{prefix}_#{key.to_s.upcase}" : key.to_s.upcase if value.is_a?(Hash) from_hash(value, prefix: "#{prefix_with_key}_", memo:) else memo[prefix_with_key] = value.to_s end end memo end
Source
# File lib/anyway/env.rb, line 31 def initialize(type_cast: AutoCast, env_container: ENV) @type_cast = type_cast @data = {} @traces = {} @env_container = env_container end
Public Instance Methods
Source
# File lib/anyway/env.rb, line 43 def fetch(prefix) return data[prefix].deep_dup if data.key?(prefix) Tracing.capture do data[prefix] = parse_env(prefix) end.then do |trace| traces[prefix] = trace end data[prefix].deep_dup end
Source
# File lib/anyway/env.rb, line 55 def fetch_with_trace(prefix) [fetch(prefix), traces[prefix]] end
Private Instance Methods
Source
# File lib/anyway/env.rb, line 61 def parse_env(prefix) match_prefix = prefix.empty? ? prefix : "#{prefix}_" env_container.each_pair.with_object({}) do |(key, val), data| next unless key.start_with?(match_prefix) path = key.sub(/^#{match_prefix}/, "").downcase paths = path.split("__") trace!(:env, *paths, key:) { data.bury(type_cast.call(val), *paths) } end end