Refactor runtime code into reason
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@ -1,86 +1,34 @@
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require "rucksack"
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require "../runtime.cr"
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module Faaso
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module Commands
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# Creates a new empty funko out of a given runtime
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struct New
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@@known : Array(String) = {{`find ./runtimes -type d -mindepth 1`.split('\n').reject(&.empty?)}}
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@@filelist : Array(String) = {{`find ./runtimes -type f -mindepth 1`.split('\n').reject(&.empty?)}}
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def run(options, folder) : Int32
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Log.debug { "@@known: #{@@known}" }
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Log.debug { "@@filelist: #{@@filelist}" }
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runtime = options["-r"].as(String)
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# Give a list of known runtimes
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if runtime == "list"
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Log.info { "Crystal has some included runtimes:\n" }
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@@known.each do |i|
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Log.info { " * #{Path[i].basename}" }
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end
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Log.info { "\nOr if you have your own, use a folder name" }
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Runtime.list
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return 0
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end
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# Get runtime template files list
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template_base = ""
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template_files = [] of String
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if @@known.includes? "./runtimes/#{runtime}"
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Log.info { "Using known runtime #{runtime}" }
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template_base = "./runtimes/#{runtime}/template"
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template_files = @@filelist.select(&.starts_with?(template_base))
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elsif File.exists? runtime
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Log.info { "Using directory #{runtime} as runtime" }
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template_base = "#{runtime}/template"
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template_files = Dir.glob("#{template_base}/**/*")
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else
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Log.error { "Can't find runtime #{runtime}" }
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return 1
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end
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# Create new folder
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if Dir.exists? folder
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Log.error { "Folder #{folder} already exists" }
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return 1
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end
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Dir.mkdir_p folder
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template_files.each do |t_file|
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content = IO::Memory.new
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# We need to use RUCKSACK_MODE=0 so it
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# fallbacks to the filesystem
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rucksack(t_file).read(content)
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if content.nil?
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Log.error { "Can't find file #{t_file}" }
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return 1
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end
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# t_file is like "#{template_base}/foo"
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# dst is like #{folder}/foo
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dst = Path[folder] / Path[t_file].relative_to(template_base)
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# Render templated files
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if t_file.ends_with? ".j2"
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dst = dst.sibling(dst.stem)
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Log.info { " Creating file #{dst} from #{t_file}" }
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File.open(dst, "w") do |file|
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file << Crinja.render(content.to_s, {"name" => Path[folder].basename})
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end
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else # Just copy the file
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Log.info { " Creating file #{dst} from #{t_file}" }
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File.open(dst, "w") do |file|
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file << content.to_s
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end
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end
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end
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# Get runtime template files list
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template_base, template_files = Runtime.template_files(runtime)
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Runtime.copy_templated(
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template_base,
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template_files,
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folder,
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{"name" => Path[folder].basename}
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)
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0
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end
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end
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end
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end
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# Embed runtimes in the binary using rucksack
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{% for name in `find ./runtimes -type f`.split('\n') %}
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rucksack({{name}})
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{% end %}
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26
src/funko.cr
26
src/funko.cr
@ -1,3 +1,4 @@
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require "./runtime.cr"
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require "crinja"
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require "file_utils"
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require "yaml"
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@ -121,23 +122,18 @@ module Funko
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def prepare_build(path : Path)
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# Copy runtime if requested
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if !runtime.nil?
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runtime_dir = Path.new("runtimes", runtime.as(String))
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raise Exception.new("Error: runtime #{runtime} not found for funko #{name} in #{path}") unless File.exists?(runtime_dir)
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Dir.glob("#{runtime_dir}/*").each { |src|
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FileUtils.cp_r(src, path)
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}
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# Replace templates with processed files
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context = _to_context
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Dir.glob("#{path}/**/*.j2").each { |template|
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dst = template[..-4]
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File.open(dst, "w") do |file|
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file << Crinja.render(File.read(template), context)
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end
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File.delete template
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}
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# Get runtime files list
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runtime_base, runtime_files = Runtime.runtime_files(runtime.as(String))
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Runtime.copy_templated(
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runtime_base,
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runtime_files,
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path.to_s,
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_to_context
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)
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end
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# Copy funko
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# Copy funko on top of runtime
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raise Exception.new("Internal error: empty funko path for #{name}") if self.path.empty?
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Dir.glob("#{self.path}/*").each { |src|
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FileUtils.cp_r(src, path)
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98
src/runtime.cr
Normal file
98
src/runtime.cr
Normal file
@ -0,0 +1,98 @@
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require "rucksack"
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module Runtime
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extend self
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@@known : Array(String) = {{`find ./runtimes -type d -mindepth 1`.split('\n').reject(&.empty?)}}
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@@filelist : Array(String) = {{`find ./runtimes -type f -mindepth 1`.split('\n').reject(&.empty?)}}
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Log.debug { "@@known: #{@@known}" }
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Log.debug { "@@filelist: #{@@filelist}" }
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def list
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Log.info { "Crystal has some included runtimes:\n" }
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@@known.each do |i|
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Log.info { " * #{Path[i].basename}" }
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end
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Log.info { "\nOr if you have your own, use a folder name" }
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end
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def self.runtime_files(runtime : String) : {String, Array(String)}
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runtime_base = ""
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runtime_files = [] of String
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if @@known.includes? "./runtimes/#{runtime}"
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Log.info { "Using known runtime #{runtime}" }
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runtime_base = "./runtimes/#{runtime}/"
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runtime_files = @@filelist.select(&.starts_with?(runtime_base))
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elsif File.exists? runtime
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Log.info { "Using directory #{runtime} as runtime" }
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runtime_base = "#{runtime}"
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runtime_files = Dir.glob("#{runtime_base}/**/*")
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else
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raise Exception.new("Can't find runtime #{runtime}")
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end
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{runtime_base, runtime_files.reject(&.starts_with? "#{runtime_base}template")}
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end
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def self.template_files(runtime : String) : {String, Array(String)}
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template_base = ""
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template_files = [] of String
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if @@known.includes? "./runtimes/#{runtime}"
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Log.info { "Using known runtime #{runtime}" }
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template_base = "./runtimes/#{runtime}/template"
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template_files = @@filelist.select(&.starts_with?(template_base))
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elsif File.exists? runtime
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Log.info { "Using directory #{runtime} as runtime" }
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template_base = "#{runtime}/template"
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template_files = Dir.glob("#{template_base}/**/*")
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else
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raise Exception.new("Can't find runtime #{runtime}")
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end
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{template_base, template_files}
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end
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# Copyes files from a runtime to a destination folder.
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# Files ending in .j2 are rendered as Jinja2 templates
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# using the provided context
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def copy_templated(
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base_path : String,
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files : Array(String),
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dst_path : String,
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context
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)
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Dir.mkdir_p dst_path
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files.each do |file|
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content = IO::Memory.new
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# We need to use RUCKSACK_MODE=0 so it
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# fallbacks to the filesystem. Read the
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# file into a buffer
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rucksack(file).read(content)
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if content.nil?
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raise Exception.new("Can't find file #{file}")
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return 1
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end
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# file is like "#{base}/foo"
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# dst is like #{dst_path}/foo
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dst = Path[dst_path] / Path[file].relative_to(base_path)
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# Render templated files
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if file.ends_with? ".j2"
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dst = dst.sibling(dst.stem)
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Log.info { " Creating file #{dst} from #{file}" }
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File.open(dst, "w") do |outf|
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outf << Crinja.render(content.to_s, context)
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end
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else # Just copy the file
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Log.info { " Creating file #{dst} from #{file}" }
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File.open(dst, "w") do |outf|
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outf << content.to_s
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end
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end
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end
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end
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end
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# Embed runtimes in the binary using rucksack
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{% for name in `find ./runtimes -type f`.split('\n') %}
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rucksack({{name}})
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{% end %}
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