WIP for Recipe import from spec file.

shard.yml

@@ -0,0 +1,23 @@
+name: package
+version: 0.1.0
+
+# authors:
+#   - name <email@example.com>
+
+# description: |
+#   Short description of package
+
+dependencies:
+    spec:
+        git: https://git.karchnu.fr/JunkOS/recipes-parser
+
+# dependencies:
+#   pg:
+#     github: will/crystal-pg
+#     version: "~> 0.5"
+
+# development_dependencies:
+#   webmock:
+#     github: manastech/webmock.cr
+
+# license: MIT

src/recipe.cr

@@ -37,7 +37,7 @@ class Package::Recipe
 	getter release       = 1
 
 	property url         : String?
-	property description : String = ""
+	property description : String?
 
 	# Informations not specific to individual packages.
 	getter sources       : Sources
@@ -58,11 +58,12 @@ class Package::Recipe
 	getter instructions  = Instructions.new
 	getter options       = Hash(String, String).new
 
-	def initialize(@context, @name, @version)
-		@sources = Sources.new
-		@packages = [] of Package
+	getter sources       = Sources.new
+	getter packages      = Array(Package).new
 
-		@working_uuid = UUID.random
+	@working_uuid        : UUID = UUID.random
+
+	def initialize(@context, @name, @version)
 	end
 
 	def self.new(context, name, version)

test.cr

@@ -0,0 +1,152 @@
+
+require "spec"
+require "./src/context.cr"
+require "./src/recipe.cr"
+
+extend Package
+
+# FIXME: recipe.clean? context autoclean?
+context = Context.new()
+context.packaging_backend = "apk"
+
+recipes = [] of Package::Recipe
+
+class Specs
+	def get_string?(id) : String?
+		entry = self.assignments[id]?
+
+		unless entry.is_a? StringContainer
+			nil
+		else
+			entry.value
+		end
+	end
+	def get_string(id) : String
+		entry = self.assignments[id]?
+
+		unless entry.is_a? StringContainer
+			raise Exception.new "`#{id}` was expected to be a string, but was a #{entry.class}."
+		end
+
+		entry.value
+	end
+
+	def get_long_string?(id) : String?
+		entry = self.assignments[id]?
+
+		unless entry.is_a? LongStringContainer
+			nil
+		else
+			entry.value
+		end
+	end
+
+	def get_string_any?(id) : String?
+		get_string?(id) || get_long_string?(id)
+	end
+
+	def get_list?(id) : Array(String)?
+		entry = assignments[id]?
+		
+		case entry
+		when Specs::ArrayContainer
+			entry.value
+		when Specs::StringContainer
+			entry.value.split(",")
+		when Nil
+			return nil
+		else
+			raise Exception.new "`#{id}` was expected to be a list (string), but was a `#{entry.class}`"
+		end
+	end
+end
+
+class Package::Recipe
+	def initialize(@context, specs : Specs)
+		pp! specs
+
+		@name = specs.get_string "name"
+		@version = specs.get_string "version"
+		@release = specs.get_string?("release").try(&.to_i) || 1
+
+		@url = specs.get_string? "url"
+		@description = specs.get_string_any? "description"
+		@packager = specs.get_string? "packager"
+		@maintainer = specs.get_string? "packager"
+
+		specs.get_string_any?("configure").try do |script|
+			@instructions.configure << script
+		end
+
+		specs.get_string_any?("build").try do |script|
+			@instructions.build << script
+		end
+
+		specs.get_string_any?("install").try do |script|
+			@instructions.install << script
+		end
+
+		specs.get_list?("dependencies").try &.each do |atom|
+			@dependencies << atom
+		end
+
+		specs.get_list?("conflicts").try &.each do |atom|
+			@conflicts << atom
+		end
+
+		specs.get_list?("provides").try &.each do |atom|
+			@provides << atom
+		end
+
+		specs.get_list?("sources").try &.each do |source|
+			@sources << source
+		end
+
+		specs.get_list?("options").try &.each do |option|
+			match  = option.match /\(.*\) *= *\(.*\)/
+			unless match
+				puts "WARNING: misformed option: #{option}"
+				next
+			end
+			
+			name, value = match
+
+			puts "OPTION: #{name} -> #{value}"
+
+			@options[name] = value
+		end
+	end
+end
+
+class Package::Context
+	def read_recipe(filename : String)
+		specs = Specs.parse filename
+
+		if specs.nil?
+			raise Exception.new "file could not be parsed"
+		end
+
+		Recipe.new self, specs
+	end
+end
+
+pp! context.read_recipe "test.spec"
+
+if ARGV.size == 0 || ARGV[0]? == "-h"
+	pp recipes.map &.name
+	exit 0
+end
+
+
+recipes.each do |recipe|
+	pp recipe
+
+	raise "oh no, download failed" unless recipe.download
+	raise "oh no, extraction failed" unless recipe.extract
+
+	raise "oh no, build failed" unless recipe.build
+	raise "oh no, packaging failed" unless recipe.package
+
+	recipe.clean
+end
+

test.spec

@@ -0,0 +1,20 @@
+name: hello
+version: 2.10
+sources: https://ftp.gnu.org/gnu/%{name}/%{name}-%{version}.tar.gz
+
+url: https://www.gnu.org/software/hello/
+description: The GNU Hello program produces a familiar, friendly greeting.
+
+#dependencies: gettext
+
+dependencies:
+	- gettext
+	- something else
+
+@configure
+	cd %{name}-%{version}
+	./configure --prefix=/usr
+
+options:
+	- configure = --without-nls
+