remove filter option

inspect.lua

@@ -136,15 +136,6 @@ local function countTableAppearances(t, tableAppearances)
   return tableAppearances
 end
 
-local function parse_filter(filter)
-  if type(filter) == 'function' then return filter end
-  -- not a function, so it must be a table or table-like
-  filter = type(filter) == 'table' and filter or {filter}
-  local dictionary = {}
-  for _,v in pairs(filter) do dictionary[v] = true end
-  return function(x) return dictionary[x] end
-end
-
 local function makePath(path, key)
   local newPath, len = {}, #path
   for i=1, len do newPath[i] = path[i] end
@@ -156,7 +147,6 @@ end
 function inspect.inspect(rootObject, options)
   options       = options or {}
   local depth   = options.depth or math.huge
-  local filter  = parse_filter(options.filter or {})
 
   local tableAppearances = countTableAppearances(rootObject)
 
@@ -269,20 +259,16 @@ function inspect.inspect(rootObject, options)
 
   -- putvalue is forward-declared before putTable & putKey
   putValue = function(v, path)
-    if filter(v, path) then
-      puts('<filtered>')
-    else
-      local tv = type(v)
+    local tv = type(v)
 
-      if tv == 'string' then
-        puts(smartQuote(escape(v)))
-      elseif tv == 'number' or tv == 'boolean' or tv == 'nil' then
-        puts(tostring(v))
-      elseif tv == 'table' then
-        putTable(v, path)
-      else
-        puts('<',tv,' ',getId(v),'>')
-      end
+    if tv == 'string' then
+      puts(smartQuote(escape(v)))
+    elseif tv == 'number' or tv == 'boolean' or tv == 'nil' then
+      puts(tostring(v))
+    elseif tv == 'table' then
+      putTable(v, path)
+    else
+      puts('<',tv,' ',getId(v),'>')
     end
   end
 

spec/inspect_spec.lua

@@ -180,79 +180,6 @@ describe( 'inspect', function()
       end)
     end)
 
-    describe('The filter option', function()
-
-      it('filters hash values', function()
-        local a = {'this is a'}
-        local b = {x = 1, a = a}
-
-        assert.equals(inspect(b, {filter = {a}}), [[{
-  a = <filtered>,
-  x = 1
-}]])
-      end)
-
-      it('filtereds hash keys', function()
-        local a = {'this is a'}
-        local b = {x = 1, [a] = 'a is used as a key here'}
-
-        assert.equals(inspect(b, {filter = {a}}), [[{
-  x = 1,
-  [<filtered>] = "a is used as a key here"
-}]])
-      end)
-
-      it('filtereds array values', function()
-        assert.equals(inspect({10,20,30}, {filter = {20}}), "{ 10, <filtered>, 30 }")
-      end)
-
-      it('filtereds metatables', function()
-        local a = {'this is a'}
-        local b = setmetatable({x = 1}, a)
-        assert.equals(inspect(b, {filter = {a}}), [[{
-  x = 1,
-  <metatable> = <filtered>
-}]])
-
-      end)
-
-      it('filters by path', function()
-        local people = { tony = { age = 21 }, martha = { age = 34} }
-        local hideMarthaAge = function(_,path)
-          return table.concat(path, '.') == 'martha.age'
-        end
-
-        assert.equals(inspect(people, {filter = hideMarthaAge}), [[{
-  martha = {
-    age = <filtered>
-  },
-  tony = {
-    age = 21
-  }
-}]])
-      end)
-
-      it('does not increase the table ids', function()
-        local a = {'this is a'}
-        local b = {}
-        local c = {a, b, b}
-        assert.equals(inspect(c, {filter = {a}}), "{ <filtered>, <1>{}, <table 1> }")
-      end)
-
-      it('can be a non table (gets interpreted as a table with one element)', function()
-        assert.equals(inspect({'foo', 'bar', 'baz'}, {filter = "bar"}), '{ "foo", <filtered>, "baz" }')
-      end)
-
-      it('can be a function which returns true for the elements that needs to be filtered', function()
-        local msg = inspect({1,2,3,4,5}, { filter = function(x)
-          return type(x) == 'number' and x % 2 == 0
-        end })
-
-        assert.equals(msg, '{ 1, <filtered>, 3, <filtered>, 5 }')
-      end)
-
-    end)
-
     describe('metatables', function()
 
       it('includes the metatable as an extra hash attribute', function()