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Contents
module Lolcommits
module Plugin
module ConfigurationHelper
# handle for bools, strings, ints and blanks from user input
def parse_user_input(str)
if 'true'.casecmp(str).zero?
true
elsif 'false'.casecmp(str).zero?
false
elsif str =~ /^[0-9]+$/
str.to_i
elsif str.strip.empty?
nil
else
str
end
end
# user input with autocomplete (via tab) through array of named values
#
# e.g.
# prompt_autocomplete_hash("Organization: ", orgs)
#
# where orgs are an array of hashes like so (with string keys):
# [
# { 'name' => 'some human readable name', 'value' => 1234 },
# ]
# User will be asked for Organization, can tab to autocomplete, and chosen
# value is returned.
def prompt_autocomplete_hash(prompt, items, name: 'name', value: 'value', suggest_words: 5)
words = items.map { |item| item[name] }.sort
puts "e.g. #{words.take(suggest_words).join(', ')}" if suggest_words > 0
completed_input = gets_autocomplete(prompt, words)
items.find { |item| item[name] == completed_input }[value]
end
private
def gets_autocomplete(prompt, words)
completion_handler = proc { |s| words.grep(/^#{Regexp.escape(s)}/) }
Readline.completion_append_character = ''
Readline.completion_proc = completion_handler
while (line = Readline.readline(prompt, true).strip)
return line if words.include?(line)
puts "'#{line}' not found"
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems