erste schritte

ansi2html.lua

@@ -1,3 +1,31 @@
+
+
+-- this is essentially 
+-- https://github.com/jupyter/nbconvert/blob/main/nbconvert/filters/ansi.py
+-- converted to lua
+
+local ANSI_COLORS = {
+    "ansi-black",
+    "ansi-red",
+    "ansi-green",
+    "ansi-yellow",
+    "ansi-blue",
+    "ansi-magenta",
+    "ansi-cyan",
+    "ansi-white",
+    "ansi-black-intense",
+    "ansi-red-intense",
+    "ansi-green-intense",
+    "ansi-yellow-intense",
+    "ansi-blue-intense",
+    "ansi-magenta-intense",
+    "ansi-cyan-intense",
+    "ansi-white-intense"
+}
+
+
+local re = require "re"
+
 local codes = {
     -- attributes
     reset = 0,
@@ -29,10 +57,52 @@ local codes = {
     onwhite = 47,
 }
 
-
+local ANSI = re.compile [[
+    '\x1b%[' {.*?} {[@-~]} 
+    ]]
 
 function CodeBlock(e)
-    if string.find(e.text, "\u{001b}\u{005b}", 1, true) then
+
+    local s1, e1, c1, d1 = string.find(e.text, "\x1b%[(.-)([@-~])")
+    if s1 then
         print(e.text)
+        print(s1, e1, c1, d1)
+        local text = e.text
+        local out = ""
+        while text do
+            s1, e1, c1, d1 = string.find(text, "\x1b%[(.-)([@-~])")
+            if s1 then
+                if d1=="m" then
+                    local numbers={}
+                    for i in string.gmatch(c1, "[^;]") do
+                        table.insert(numbers, tonumber(i))
+                    end        
+                end
+            end
+        end
+
+    end
+end
+
+function CodeBlockx(e)
+    if FORMAT:match 'latex' or FORMAT:match 'latex' or FORMAT:match 'native' then
+        local s1, e1 = string.find(e.text, "\u{001b}\u{005b}", 1, true)
+        if s1 then
+            local i = 1
+            local res = "" 
+            --while i <= #e.text do
+                
+            --end
+        --    res = ""
+
+        --    for i=1, #e.text) do
+
+                
+        --    end
+        --s1,e1 = string.find(e.text, "\x1b%[")    -- "\x1b\\[(.*?)([@-~])"
+        -- if s1 then
+            print(#e.text)
+            print(s1,e1)
+        end
     end
 end