Questions tagged [parsing]
Use this tag for code that parses its input, or that is source for a parser generator such as yacc or lex.
1,362 questions
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Revised and documented version of a 6500-line parsing project
I'm finishing my parsing tool split into three libraries, the first two being:
https://github.com/pczarn/cfg
https://github.com/pczarn/gearley
I am working on PR https://github.com/pczarn/cfg/pull/...
8
votes
1
answer
386
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S-expression parser in Rust
I wrote a toy s-expression parser, and I'd like to know if I can make it more Rusty.
I'm not terribly worried about the functionality. It's only a Rust exercise for me.
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4
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3
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Field Sorting , ANSI-C/K&R 2ED, Exercise 5-17 brainstorming
This program is an expansion of the sorting utility built in previous chapters of K&R's 2nd edition of ANSI-C Programming. It parses command-line arguments to determine which fields to sort by and ...
1
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0
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Wrap Ohm.js to provide more type-safety when writing and using semantic adapters
Background
I am working on a project to display and manipulate 3D puzzle cubes (e.g. Rubik's Cubes).
As the next step in the project, I want to be able to parse algorithm notation and then execute ...
0
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1
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173
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Transfer-Encoding: chunked parser - JavaScript
This code parses a series of Uint8Arrays that comprise a Transfer-Encoding: chunked request
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6
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2
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400
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Operator associativity while writing tokenizer using regex match
I am trying to write a simple tokenizer for a basic arithmetic calculator. Here's the code:
...
11
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2
answers
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Parsing HTTP headers in C
I'm new to C and just finished K&R. This is a code that I've written to parse headers of a HTTP request.
I want to know if my code:
Is safe? (after all this is C)
Does proper exit on failure? Are ...
10
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6
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Extract unique email addresses from a text file
I'm working on a Python script that reads a text file and extracts all the unique email addresses. The code works as intended, it produces the correct output, throws no errors, and I've tested it on ...
3
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1
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Custom Math Parser for trivia game
This parser is made for part of larger trivia game, and only allowed numbers are positive integers. So negative or decimal numbers should return -1 as sign of error.
I'm pretty new to programming and ...
5
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2
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C++ arithmetic calculator built without resorting to tree structure as conventionally done, but by parsing input string and then std::stoi
Lately I came across a book exercise that asked to implement a calculator by resorting only to std::string manipulation.
I avoided C++ streams as well, as they are ...
9
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3
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638
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Parsing SFV files to extract and store the hashes
Similar to the class for the RAR file, now a class to extract and store the hashes from SFV files.
Though this was considerably easier, there has been some code reorganisation: there is now an ...
6
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5
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Bracket matching - Advent of Code 2021 Day 10
The following code solves Advent Of Code 2021 Day 10.
The goal for this time around is evaluating whether a line of brackets
is complete, has a syntax error or is missing some closing brackets.
...
7
votes
1
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Recursive descent JSON parser in Rust
I've written a simple recursive descent JSON parser in Rust. It just reads in a JSON file and prints the syntax tree to the terminal. I'm still learning Rust, and I'd appreciate any review/feedback. ...
0
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2
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Parsing information from german vocabulary [closed]
I am a beginner programmer and I want you to look at my code and let me know if i could improve something.
First I have to enter the words in German, and then we have a loop that goes through each ...
3
votes
1
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236
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Getting all column vs. table regardless of alias using JSqlParser
I have been trying to get all column vs. table regardless of alias used, for example, assume this query
...