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Contents?: true
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Versions: 9
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Contents
# frozen_string_literal: true
module Dry
module System
module Settings
class FileParser
# Regex extracted from dotenv gem
# https://github.com/bkeepers/dotenv/blob/master/lib/dotenv/parser.rb#L14
LINE = /
\A
\s*
(?:export\s+)? # optional export
([\w\.]+) # key
(?:\s*=\s*|:\s+?) # separator
( # optional value begin
'(?:\'|[^'])*' # single quoted value
| # or
"(?:\"|[^"])*" # double quoted value
| # or
[^#\n]+ # unquoted value
)? # value end
\s*
(?:\#.*)? # optional comment
\z
/x.freeze
def call(file)
File.readlines(file).each_with_object({}) do |line, hash|
parse_line(line, hash)
end
rescue Errno::ENOENT
{}
end
private
def parse_line(line, hash)
if (match = line.match(LINE))
key, value = match.captures
hash[key] = parse_value(value || "")
end
hash
end
def parse_value(value)
value.strip.sub(/\A(['"])(.*)\1\z/, '\2')
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems