I am writing my first Ocamllex and Ocamlyacc program by following this tutorial My dune file looks like My lexer.mll file is And parser.mly fil ...

I am trying to implement a parser that read regular expression. It ask the user to enter a valid input of string/integers/float. If is valid and the u ...

When I generate an .ml file with ocamllex it has a bunch of lines like: # 21 "lib/myproj/example.ml" These look like comments, except AFAIK comment ...

Say I have a module A which overrides some methods from module B. I would like module A to prevent such overriding in module A by overriding B or in s ...

I want to build a lexer with ocamllex before the construction of a parser with menhir. I have wrote the .mll file. The following command gave me this ...

I have a lexer and parser, built with sedlex and menhir in OCaml, to parse spreadsheet formulas. The following part of the lexer defines regular expr ...

I've just finished writing this piece of pattern matching (to be attached below). No matter how I tried fixing it up, there is still "Error: Syntax er ...

I have been having some trouble trying to find a good example to go off of for being able to handle strings in ocamllex. I found the desktop calculato ...

In my lexer & parser by ocamllex and ocamlyacc, I have a .mly as follows: In params.ml, a variable separator is defined. Its value is either ; ...

I want to construct a regular expression (in the style of lex, with a more OCaml-like syntax) for a class of strings, where 4 characters [, ], #, ' ar ...

I want to add the support of structured references with Excel tables to my lexer & parser of Excel formulas. I added the following regular expres ...

I want to define a table name by regular expression defined here such that: Always begin a name with a letter, an underscore character (_), or a b ...

I'm writing a lexer and parser in ocamllex and ocamlyacc as follows. function_name and table_name are same regular expression, i.e., a string containi ...

I got this rule in parser.mly: I need to pass to list "l" the values ​​of [start .. end]. Example ([1..4]). I search in manual and separated_list(T ...

I am currently working on a terminal-based text editor. I want to support a type of syntax highlighting for .ml files I open up in the text editor. I ...

I am learning how to compilers work. I read a tutorial on how to use Ocamllex and Ocamlyacc to read an input from a source code, generate the tokens a ...

I am green man on ML, now study ocaml only hours to build my compiler with it. Lexer and the Parser is generated without any problem. But ther issue h ...

I am trying to figure out how to use ocamlyacc with sedlex. lexer.ml (using sedlex): I also have an ocamlyacc file named parser.mly, which contain ...

I'm working on a simple example parser/lexer for a tiny project, but I've run into a problem. I'm parsing content along these lines: … where SEP i ...

Well, I'm writing my first parser, in OCaml, and I immediately somehow managed to make one with an infinite-loop. Of particular note, I'm trying to l ...