1 files changed, 63 insertions, 0 deletions
diff --git a/lua/mason-registry/solang/init.lua b/lua/mason-registry/solang/init.lua
new file mode 100644
index 00000000..bcfc54f3
--- /dev/null
+++ b/lua/mason-registry/solang/init.lua
@@ -0,0 +1,63 @@
+local Pkg = require "mason.core.package"
+local _ = require "mason.core.functional"
+local platform = require "mason.core.platform"
+local installer = require "mason.core.installer"
+local std = require "mason.core.managers.std"
+local github = require "mason.core.managers.github"
+
+local coalesce, when = _.coalesce, _.when
+
+---@async
+local function download_solang()
+    local source = github
+        .download_release_file({
+            repo = "hyperledger-labs/solang",
+            out_file = platform.is.win and "solang.exe" or "solang",
+            asset_file = coalesce(
+                when(platform.is.mac_x64, "solang-mac-intel"),
+                when(platform.is.mac_arm64, "solang-mac-arm"),
+                when(platform.is.linux_arm64, "solang-linux-arm64"),
+                when(platform.is.linux_x64, "solang-linux-x86-64"),
+                when(platform.is.win_x64, "solang.exe")
+            ),
+        })
+        .with_receipt()
+    std.chmod("+x", { "solang" })
+    return source
+end
+
+---@async
+---Solang needs a build of llvm with some extra patches.
+local function download_llvm()
+    local source = github.release_file {
+        repo = "hyperledger-labs/solang",
+        asset_file = coalesce(
+            when(platform.is.mac_x64, "llvm13.0-mac-intel.tar.xz"),
+            when(platform.is.mac_arm64, "llvm13.0-mac-arm.tar.xz"),
+            when(platform.is.linux_x64, "llvm13.0-linux-x86-64.tar.xz"),
+            when(platform.is.linux_arm64, "llvm13.0-linux-arm64.tar.xz"),
+            when(platform.is.win_x64, "llvm13.0-win.zip")
+        ),
+    }
+    if platform.is.win then
+        std.download_file(source.download_url, "llvm.zip")
+        std.unzip("llvm.zip", ".")
+    else
+        std.download_file(source.download_url, "llvm.tar.xz")
+        std.untar "llvm.tar.xz"
+    end
+end
+
+return Pkg.new {
+    name = "solang",
+    desc = [[Solidity Compiler for Solana, Substrate, and ewasm]],
+    homepage = "https://solang.readthedocs.io/en/latest/",
+    languages = { Pkg.Lang.Solidity },
+    categories = { Pkg.Cat.LSP, Pkg.Cat.Compiler },
+    ---@async
+    ---@param ctx InstallContext
+    install = function(ctx)
+        installer.run_concurrently { download_solang, download_llvm }
+        ctx:link_bin("solang", platform.is.win and "solang.exe" or "solang")
+    end,
+}