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#!/usr/bin/env hy
;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.lonestar.org>
;;;
;;; This program is free software; you can redistribute it and/or
;;; modify it under the terms of the GNU General Public License as
;;; published by the Free Software Foundation; either version 3 of the
;;; License, or (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(require [hy.contrib.walk [let]])
(import [ast [parse Return]])
(import [copy [deepcopy]])
(import [os [getenv]])
(import [os.path [splitext]])
(import [sys [argv exit]])
(import [hy.compiler [hy-compile]])
(import [hy.lex [hy-parse]])
(import DUCK.Serpentine.visitor)
(import [DUCK.Tools [buildhelper]])
(defn walk-ast [node]
"Normalize the syntax tree for compatibility with DUCK."
(when (and (isinstance node Return)
(= node.value.id "None"))
(setv node.value.id None))
(when (hasattr node "body")
(for [child node.body]
(walk-ast child))))
(defn my-hy-compile [source]
"Return a normalized syntax tree for SOURCE."
(let [ast (hy-compile (hy-parse source) "<unknown>")]
(walk-ast ast)
ast))
(defclass HyVisitor [DUCK.Serpentine.visitor.Visitor]
(defn load [self file-name &optional [imports None]]
(let [imports (or imports {})]
(setv self.imports imports)
(setv self.file-name- file-name)
(try
(with [source (open file-name :encoding (.get-coding self file-name))]
(setv self.root (if (.endswith file-name ".hy")
(my-hy-compile (.read source))
(parse (.read source)))))
(except [err SyntaxError]
(.write stderr (.format "In '{}': " file-name))
(raise err)))
(let [module (.visit self self.root)]
(assoc self.imports (first (splitext file-name)) module)
(return module)))))
(setv DUCK.Serpentine.visitor.Visitor HyVisitor)
(when (= __name__ "__main__")
(let [app-name "HelloHy"
package-name "com.example.hellohy"
res-files {"drawable" {"ic_launcher" "icon.svg"}}
code-file "hello.hy"
include-paths []
layout None
features []
permissions []
docs-dir (getenv "DOCS_DIR")
args (deepcopy argv)]
(exit (.main buildhelper __file__ app-name package-name
res-files layout code-file include-paths
features permissions args :docs-dir docs-dir))))
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