Parse single instruction in neutral text

ldtext/Parser.fsi

@@ -0,0 +1,41 @@
+// Signature file for parser generated by fsyacc
+module Parser
+type token = 
+  | EOF
+  | QUESTION_MARK
+  | SEMICOLON
+  | COMMA
+  | RIGHT_BRACKET
+  | LEFT_BRACKET
+  | RIGHT_PAREN
+  | LEFT_PAREN
+  | IDENTIFIER of (string)
+type tokenId = 
+    | TOKEN_EOF
+    | TOKEN_QUESTION_MARK
+    | TOKEN_SEMICOLON
+    | TOKEN_COMMA
+    | TOKEN_RIGHT_BRACKET
+    | TOKEN_LEFT_BRACKET
+    | TOKEN_RIGHT_PAREN
+    | TOKEN_LEFT_PAREN
+    | TOKEN_IDENTIFIER
+    | TOKEN_end_of_input
+    | TOKEN_error
+type nonTerminalId = 
+    | NONTERM__startinstr
+    | NONTERM_instr
+    | NONTERM_operands
+    | NONTERM_operand
+/// This function maps tokens to integer indexes
+val tagOfToken: token -> int
+
+/// This function maps integer indexes to symbolic token ids
+val tokenTagToTokenId: int -> tokenId
+
+/// This function maps production indexes returned in syntax errors to strings representing the non terminal that would be produced by that production
+val prodIdxToNonTerminal: int -> nonTerminalId
+
+/// This function gets the name of a token as a string
+val token_to_string: token -> string
+val instr : (FSharp.Text.Lexing.LexBuffer<'cty> -> token) -> FSharp.Text.Lexing.LexBuffer<'cty> -> (Instr)