Sha256: 6776d2c07d19077ee060266d702a064f519f621518bec1173a2c1805c71a7ee3
Contents?: true
Size: 1.12 KB
Versions: 15
Compression:
Stored size: 1.12 KB
Contents
# frozen_string_literal: true
module Anyway
# Parses environment variables and provides
# method-like access
class Env
using RubyNext
using Anyway::Ext::DeepDup
using Anyway::Ext::Hash
include Tracing
attr_reader :data, :traces, :type_cast
def initialize(type_cast: AutoCast)
@type_cast = type_cast
@data = {}
@traces = {}
end
def clear
data.clear
traces.clear
end
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
def fetch_with_trace(prefix)
[fetch(prefix), traces[prefix]]
end
private
def parse_env(prefix)
match_prefix = "#{prefix}_"
ENV.each_pair.with_object({}) do |(key, val), data|
next unless key.start_with?(match_prefix)
path = key.sub(/^#{prefix}_/, "").downcase
paths = path.split("__")
trace!(:env, *paths, key: key) { data.bury(type_cast.call(val), *paths) }
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems