Right way to parse chain of various binary functions with `Parsec`?
Jun 10, 2019 · It is true that Parsec has chainl and chainr to parse chains of either left-associative or right-associative operations (i.e. a -> a -> a). So I could quite easily parse something …
Newest 'parsec' Questions - Stack Overflow
Jun 4, 2024 · It might seem that this question is a duplicate of this question, however either Parsec or the Indent library has changed since 2012 and none of the old examples I have …
Parsec: difference between "try" and "lookAhead"?
Nov 16, 2013 · We can see this in action by looking at the code for Parsec directly, which is somewhat more complex than my notion of Parser above. First we examine ParsecT. newtype …
Simply using parsec in python - Stack Overflow
Aug 6, 2019 · Unfortunately lambda is not suitable for building a parsec Parser this way since you need to return a parsec.Value type not a boolean, so it will quickly lose its terseness. The …
Parsec vs Yacc/Bison/Antlr: Why and when to use Parsec?
Feb 21, 2011 · My understanding is that Parsec creates a nice DSL of writing parsers and Haskell makes it very easy and expressive. But parsing is such a standard/popular technology that …
Parsec Connection Failure Error -10 and -11 - Stack Overflow
Oct 19, 2021 · There might be several reasons for these two errors, however the Parsec docs does not give possible solutions. In my case going to App & Features > Optional Features > …
Using Parsec to parse regular expressions - Stack Overflow
Jan 26, 2012 · You should use Parsec.Expr.buildExprParser; it is ideal for this purpose. You simply describe your operators, their precedence and associativity, and how to parse an atom, …
How to parse simple imperative language using Parsec?
Apr 10, 2016 · I am writing simple parser for this language using Haskell's Parsec library and i am stuck with some things. When i try to parse statement skip ; skip i get only first Skip, however i …
parsing - Parsec debugging - Stack Overflow
Feb 28, 2012 · I've been working with parsec and I have trouble debugging my code. For example, I can set a breakpoint in ghci, but I'm not sure how to see how much of the input has …
haskell - How to parse a line using Parsec? - Stack Overflow
Sep 19, 2013 · sepEndBy in Parsec does what you want - splits input into a list of parsed entities separated by a given separator, optionally ending with it or eof. Your grammar for line permits …