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There are [Parsing expression grammars (PEGs)](https://en.wikipedia.org/wiki/Parsing_expression_grammar) implementations in various languages, including [Ruby's treetop](https://github.com/nathansobo/…
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#### Description of the problem
Associativity annotations don't seem to work when adding Notations to custom grammars when the production uses other grammars to parse substrings. I have an exam…
lag47 updated
3 years ago
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[Ariadne](https://ariadnegraphql.org/) is a GraphQL server implementation for Python that is gaining traction. It uses a Schema-first approach. It would be helpful if VSCode GraphQL could support synt…
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I am trying to parse mathematical expressions using a nearley grammar.
I stumbled over expressions like `(f + g)(x + y)`. Depending on what `f` and `g` are, the expression needs to be parsed comple…
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So far I have not seen a need for left recursion, particularly because **pe** emits values in a flat list. But some people seem to really care about it, so this issue is for tracking its implementatio…
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- VS Code Version: 1.63.2
- OS Version: Darwin x64 21.1.0
Steps to Reproduce:
1. created a vscode extension
2. contributed to C++ grammar by writing the following Textmate grammar file (see sn…
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I've been thinking of tightening up the supported Python versions in LibCST.
## Problem
Currently, LibCST allows for handling any Python version since 3.0. This is problematic on many fronts:
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Here's the proposal. *I'll do it for you*.
By that, I mean the migration to JavaCC 21, specifically adapting [this file](https://github.com/beanshell/beanshell/blob/master/src/main/jjtree/bsh.jjt)…
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## Background
Hi community.\
The ShardingSphere SQL parser engine helps users to parse SQL to create the AST (Abstract Syntax Tree) and visit the AST to get SQLStatement (Java Object). Currently, we …
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**Describe the bug**
Previously if you surrounded a word with back quotes it would turn blue in a markdown comment (triple slash), but it no longer does with LSP.
**To Reproduce**
Add this commen…