Upgrade to Fennel 0.3.0.

lib/fennelview.lua

@@ -2,7 +2,7 @@ local function view_quote(str)
   return ("\"" .. str:gsub("\"", "\\\"") .. "\"")
 end
 local short_control_char_escapes = {["\11"] = "\\v", ["\12"] = "\\f", ["\13"] = "\\r", ["\7"] = "\\a", ["\8"] = "\\b", ["\9"] = "\\t", ["\n"] = "\\n"}
-local long_control_char_esapes
+local long_control_char_escapes = nil
 do
   local long = {}
   for i = 0, 31 do
@@ -12,11 +12,11 @@ do
       long[ch] = ("\\%03d"):format(i)
     end
   end
-  long_control_char_esapes = long
+  long_control_char_escapes = long
 end
 local function escape(str)
   local str = str:gsub("\\", "\\\\")
-  local str = str:gsub("(%c)%f[0-9]", long_control_char_esapes)
+  local str = str:gsub("(%c)%f[0-9]", long_control_char_escapes)
   return str:gsub("%c", short_control_char_escapes)
 end
 local function sequence_key_3f(k, len)
@@ -84,7 +84,7 @@ local function puts(self, ...)
   return nil
 end
 local function tabify(self)
-  return puts(self, "\n", self.indent:rep(self.level))
+  return puts(self, "\n", (self.indent):rep(self.level))
 end
 local function already_visited_3f(self, v)
   return (self.ids[v] ~= nil)
@@ -99,10 +99,10 @@ local function get_id(self, v)
   end
   return tostring(id)
 end
-local function put_sequential_table(self, t, length)
+local function put_sequential_table(self, t, len)
   puts(self, "[")
   self.level = (self.level + 1)
-  for i = 1, length do
+  for i = 1, len do
     puts(self, " ")
     put_value(self, t[i])
   end
@@ -110,19 +110,25 @@ local function put_sequential_table(self, t, length)
   return puts(self, " ]")
 end
 local function put_key(self, k)
-  if ((type(k) == "string") and k:find("^[-%w?\\^_`!#$%&*+./@~:|<=>]+$")) then
+  if ((type(k) == "string") and k:find("^[-%w?\\^_!$%&*+./@:|<=>]+$")) then
     return puts(self, ":", k)
   else
     return put_value(self, k)
   end
 end
-local function put_kv_table(self, t)
+local function put_kv_table(self, t, ordered_keys)
   puts(self, "{")
   self.level = (self.level + 1)
-  for k, v in pairs(t) do
+  for _, k in ipairs(ordered_keys) do
     tabify(self)
     put_key(self, k)
     puts(self, " ")
+    put_value(self, t[k])
+  end
+  for i, v in ipairs(t) do
+    tabify(self)
+    put_key(self, i)
+    puts(self, " ")
     put_value(self, v)
   end
   self.level = (self.level - 1)
@@ -130,21 +136,21 @@ local function put_kv_table(self, t)
   return puts(self, "}")
 end
 local function put_table(self, t)
-  if already_visited_3f(self, t) then
+  if (already_visited_3f(self, t) and self["detect-cycles?"]) then
     return puts(self, "#<table ", get_id(self, t), ">")
   elseif (self.level >= self.depth) then
     return puts(self, "{...}")
   elseif "else" then
-    local non_seq_keys, length = get_nonsequential_keys(t)
+    local non_seq_keys, len = get_nonsequential_keys(t)
     local id = get_id(self, t)
-    if (self.appearances[t] > 1) then
+    if ((1 < (self.appearances[t] or 0)) and self["detect-cycles?"]) then
-      return puts(self, "#<", id, ">")
+      return puts(self, "#<table", id, ">")
     elseif ((#non_seq_keys == 0) and (#t == 0)) then
       return puts(self, "{}")
     elseif (#non_seq_keys == 0) then
-      return put_sequential_table(self, t, length)
+      return put_sequential_table(self, t, len)
     elseif "else" then
-      return put_kv_table(self, t)
+      return put_kv_table(self, t, non_seq_keys)
     end
   end
 end
@@ -161,10 +167,29 @@ local function _0_(self, v)
   end
 end
 put_value = _0_
-local function fennelview(root, options)
+local function one_line(str)
+  local ret = str:gsub("\n", " "):gsub("%[ ", "["):gsub(" %]", "]"):gsub("%{ ", "{"):gsub(" %}", "}"):gsub("%( ", "("):gsub(" %)", ")")
+  return ret
+end
+local function fennelview(x, options)
   local options = (options or {})
-  local inspector = {["max-ids"] = {}, appearances = count_table_appearances(root, {}), buffer = {}, depth = (options.depth or 128), ids = {}, indent = (options.indent or "  "), level = 0}
+  local inspector = inspector
-  put_value(inspector, root)
+  local function _1_()
-  return table.concat(inspector.buffer)
+    if options["one-line"] then
+      return ""
+    else
+      return "  "
+    end
+  end
+  inspector = {["detect-cycles?"] = not (false == options["detect-cycles?"]), ["max-ids"] = {}, appearances = count_table_appearances(x, {}), buffer = {}, depth = (options.depth or 128), ids = {}, indent = (options.indent or _1_()), level = 0}
+  put_value(inspector, x)
+  do
+    local str = table.concat(inspector.buffer)
+    if options["one-line"] then
+      return one_line(str)
+    else
+      return str
+    end
+  end
 end
 return fennelview