/* Author: Fabian Huch, TU Muenchen
Build Isabelle Elm component from official downloads. See also: https://elm-lang.org/
*/
package isabelle
object Component_Elm {
/* platform information */
sealed case class Download_Platform(platform_name: String, file_name: String) {
override def toString: String = platform_name
def archive_name = file_name + ".gz"
def download(base_url: String, version: String): String =
base_url + "/" + version + "/" + archive_name
val exe: Path = Path.basic("elm").exe_if(platform_name.endsWith("-windows"))
}
val platforms: List[Download_Platform] =
List(
Download_Platform("arm64-darwin", "binary-for-mac-64-bit-ARM"),
Download_Platform("x86_64-darwin", "binary-for-mac-64-bit"),
Download_Platform("x86_64-linux", "binary-for-linux-64-bit"),
Download_Platform("x86_64-windows", "binary-for-windows-64-bit"))
/* build elm */
val default_url = "https://github.com/elm/compiler/releases/download"
val default_version = "0.19.1"
def build_elm(
base_url: String = default_url,
version: String = default_version,
target_dir: Path = Path.current,
progress: Progress = new Progress
): Unit = {
Isabelle_System.require_command("gunzip")
/* component */
val component = "elm-" + version
val component_dir =
Components.Directory(target_dir + Path.basic(component)).create(progress = progress)
/* download */
for (platform <- platforms) {
val platform_dir =
Isabelle_System.make_directory(component_dir.path + Path.basic(platform.platform_name))
val download = platform.download(base_url, version)
Isabelle_System.with_tmp_dir("download", component_dir.path.file) { download_dir =>
Isabelle_System.with_tmp_dir("tmp", component_dir.path.file) { tmp_dir =>
val archive_file = download_dir + Path.basic(platform.archive_name)
Isabelle_System.download_file(download, archive_file, progress = progress)
Isabelle_System.bash("gunzip " + File.bash_path(archive_file))
Isabelle_System.copy_file(archive_file.drop_ext, platform_dir + platform.exe)
File.set_executable(platform_dir + platform.exe)
}
}
}
/* license */
File.write(
component_dir.LICENSE,
Url.read("https://raw.githubusercontent.com/elm/compiler/master/LICENSE"))
/* settings */
component_dir.write_settings("""
ISABELLE_ELM_HOME="$COMPONENT/${ISABELLE_WINDOWS_PLATFORM64:-${ISABELLE_APPLE_PLATFORM64:-$ISABELLE_PLATFORM64}}"
""")
/* README */
File.write(component_dir.README,
"""This Isabelle component provides elm """ + version + """.
See also https://elm-lang.org and executables from """ + base_url + """
Fabian Huch
""" + Date.Format.date(Date.now()) + "\n")
}
/* Isabelle tool wrapper */
val isabelle_tool =
Isabelle_Tool("component_elm", "build elm component", Scala_Project.here,
{ args =>
var target_dir = Path.current
var base_url = default_url
var version = default_version
val getopts = Getopts("""
Usage: isabelle component_elm [OPTIONS]
Options are:
-D DIR target directory (default ".")
-U URL download URL (default: """" + default_url + """")
-V VERSION version (default: """" + default_version + """")
Build elm component.
""",
"D:" -> (arg => target_dir = Path.explode(arg)),
"U:" -> (arg => base_url = arg),
"V:" -> (arg => version = arg))
val more_args = getopts(args)
if (more_args.nonEmpty) getopts.usage()
val progress = new Console_Progress()
build_elm(base_url = base_url, version = version, target_dir = target_dir,
progress = progress)
})
}