begin shift to nim code base

src/noether.nim

@@ -0,0 +1,7 @@
+# This is just an example to get you started. A typical hybrid package
+# uses this file as the main entry point of the application.
+
+import noether/submodule
+
+when isMainModule:
+  echo(getWelcomeMessage())

src/noether/lexer.nim

@@ -0,0 +1,29 @@
+import std/streams
+
+type
+  nlLexer* = object
+    stream: Stream
+    pos: Natural
+
+proc newLexerFromStream(stream: Stream): nlLexer =
+  result = nlLexer(
+    stream: stream,
+    pos: 0,
+  )
+)
+
+proc newLexer*(content: string, isFile: bool): nlLexer =
+  result = newLexerFromStream(
+    streamFile(content) if isFile else streamString(content)
+  )
+)
+
+proc streamFile(filename: string): FileStream =
+  result = newFileStream(filename, fmRead)
+
+proc streamString(str: string): StringStream =
+  result = newStringStream(str)
+
+
+proc nextToken*(lexer: nlLexer): nlToken =
+  result = newToken[]

src/noether/submodule.nim

@@ -0,0 +1,6 @@
+# This is just an example to get you started. Users of your hybrid library will
+# import this file by writing ``import srcpkg/submodule``. Feel free to rename or
+# remove this file altogether. You may create additional modules alongside
+# this file as required.
+
+proc getWelcomeMessage*(): string = "Hello, World!"