enable downlevelIteration build option in typescript

libantosdk/build/debug/core/lua/api.lua

@@ -0,0 +1,31 @@
+local args=...
+
+local result = function(data)
+    return { error = false, result = data }
+end
+
+local error = function(msg)
+    return {error = msg, result = false}
+end
+
+local handle = {}
+
+handle.exec = function(data)
+    local cmd = data.cmd
+    if data.pwd then
+        cmd = "cd "..require("vfs").ospath(data.pwd).. " && "..cmd
+    end
+    cmd = cmd.." 2>&1"
+    local pipe = io.popen(cmd)
+    for line in pipe:lines() do
+        echo(JSON.encode(result(line)))
+    end
+    pipe:close()
+    return result("Done: ["..cmd.."]")
+end
+
+if args.action and handle[args.action] then
+    return handle[args.action](args.args)
+else
+    return error("Invalid action parameter")
+end