Merge pull request #60 from hetalang/aarch64

aarch64 platform added to artifacts

Artifacts.toml

@@ -23,3 +23,11 @@ os = "macos"
     [[heta_app.download]]
     sha256 = "9454cd0b5a47f5692a5a5decdf47a0e03ef18892f4be5c55d28777bf499176a3"
     url = "https://github.com/hetalang/heta-compiler/releases/download/v0.8.7/heta-compiler-macos.tar.gz"
+[[heta_app]]
+arch = "aarch64"
+git-tree-sha1 = "a741cebf5cd6872b9da78a1713e5b835f9bc919b"
+os = "macos"
+
+    [[heta_app.download]]
+    sha256 = "9454cd0b5a47f5692a5a5decdf47a0e03ef18892f4be5c55d28777bf499176a3"
+    url = "https://github.com/hetalang/heta-compiler/releases/download/v0.8.7/heta-compiler-macos.tar.gz"

artifacts_scripts/build_artifacts.jl

@@ -5,10 +5,17 @@ const HETA_COMPILER_RELEASE = "v0.8.7"
 
 const artifacts_toml = joinpath(@__DIR__, "..", "Artifacts.toml")
 
-for os in ("linux", "windows", "macos")
+platforms = [
+  Artifacts.Platform("x86_64", "linux"),
+  Artifacts.Platform("x86_64", "windows"),
+  Artifacts.Platform("x86_64", "macos"),
+  Artifacts.Platform("aarch64", "macos")
+]
 
+for platform in platforms
+
+  os  = platform.tags["os"]
   url = "https://github.com/hetalang/heta-compiler/releases/download/$HETA_COMPILER_RELEASE/heta-compiler-$os.tar.gz"
-  platform = Artifacts.Platform("x86_64", os)
 
   add_artifact!(
       artifacts_toml,

src/HetaSimulator.jl

@@ -13,7 +13,7 @@ module HetaSimulator
   function heta_compiler_load()
     artifact_info = artifact_meta("heta_app", joinpath(@__DIR__, "..", "Artifacts.toml"))
 
-    artifact_info === nothing && return nothing # throw?
+    artifact_info === nothing && throw("Your arch/OS is not supported by heta-compiler. Please, report this issue to Heta development team.")
 
     return artifact_path(SHA1(artifact_info["git-tree-sha1"]))
   end