Add first revision for inspect tab

inspect.lua

@@ -0,0 +1,39 @@
+local listview = require "listview"
+local keys = {[1]="a", [2]="c"}
+local obj = {a="b", c="d"}
+local frame = term.current()
+
+local function setTerm(termlike)
+    frame = termlike
+end
+
+local function setObject(other)
+    obj = other
+    keys = {}
+    for key, _ in other do
+        keys.insert(key)
+    end
+    table.sort(keys)
+end
+
+local function fetch(wait_for)
+    local currentIdx = 1
+    for i, key in pairs(keys) do
+        listview.updateItemAt(currentIdx, tostring(key)..": "..tostring(obj[key]))
+        currentIdx = currentIdx + 1
+    end
+    listview.clearFrom(currentIdx)
+end
+
+local function displayTab(self)
+    listview.updatePage(self.scrollPos)
+end
+
+
+return {
+    name="inspect",
+    setTerm=setTerm,
+    setObject=setObject,
+    fetch=fetch,
+    displayTab=displayTab,
+}