118 lines
2.1 KiB
Ruby
118 lines
2.1 KiB
Ruby
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#!/usr/bin/env ruby
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GROUPS = [
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"generic",
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"string",
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"list",
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"set",
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"sorted_set",
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"hash",
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"pubsub",
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"transactions",
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"connection",
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"server",
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"scripting",
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"hyperloglog",
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"cluster",
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"geo",
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"stream"
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].freeze
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GROUPS_BY_NAME = Hash[*
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GROUPS.each_with_index.map do |n,i|
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[n,i]
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end.flatten
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].freeze
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def argument arg
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name = arg["name"].is_a?(Array) ? arg["name"].join(" ") : arg["name"]
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name = arg["enum"].join "|" if "enum" == arg["type"]
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name = arg["command"] + " " + name if arg["command"]
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if arg["multiple"]
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name = "#{name} [#{name} ...]"
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end
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if arg["optional"]
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name = "[#{name}]"
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end
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name
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end
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def arguments command
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return "-" unless command["arguments"]
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command["arguments"].map do |arg|
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argument arg
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end.join " "
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end
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def commands
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return @commands if @commands
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require "rubygems"
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require "net/http"
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require "net/https"
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require "json"
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require "uri"
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url = URI.parse "https://raw.githubusercontent.com/antirez/redis-doc/master/commands.json"
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client = Net::HTTP.new url.host, url.port
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client.use_ssl = true
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response = client.get url.path
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if response.is_a?(Net::HTTPSuccess)
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@commands = JSON.parse(response.body)
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else
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response.error!
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end
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end
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def generate_groups
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GROUPS.map do |n|
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"\"#{n}\""
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end.join(",\n ");
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end
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def generate_commands
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commands.to_a.sort do |x,y|
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x[0] <=> y[0]
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end.map do |key, command|
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group = GROUPS_BY_NAME[command["group"]]
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if group.nil?
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STDERR.puts "Please update groups array in #{__FILE__}"
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raise "Unknown group #{command["group"]}"
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end
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ret = <<-SPEC
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{ "#{key}",
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"#{arguments(command)}",
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"#{command["summary"]}",
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#{group},
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"#{command["since"]}" }
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SPEC
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ret.strip
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end.join(",\n ")
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end
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# Write to stdout
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puts <<-HELP_H
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/* Automatically generated by #{__FILE__}, do not edit. */
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#ifndef __REDIS_HELP_H
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#define __REDIS_HELP_H
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static char *commandGroups[] = {
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#{generate_groups}
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};
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struct commandHelp {
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char *name;
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char *params;
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char *summary;
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int group;
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char *since;
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} commandHelp[] = {
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#{generate_commands}
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};
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#endif
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HELP_H
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