1 files changed, 23 insertions, 0 deletions
diff --git a/eval.lua b/eval.lua
new file mode 100644
index 0000000..54e08ba
--- /dev/null
+++ b/eval.lua
@@ -0,0 +1,23 @@
+local core = require "core"
+local command = require "core.command"
+
+
+local function eval(str)
+  local fn, err = load("return " .. str)
+  if not fn then fn, err = load(str) end
+  assert(fn, err)
+  return tostring(fn())
+end
+
+
+command.add("core.docview", {
+  ["eval:insert"] = function()
+    core.command_view:enter("Evaluate And Insert Result", function(cmd)
+      core.active_view.doc:text_input(eval(cmd))
+    end)
+  end,
+
+  ["eval:replace"] = function()
+    core.active_view.doc:replace(eval)
+  end,
+})