expr-lang/expr
View on GitHub ↗ ★ 8,063 Go
Expression language and expression evaluation for Go
20 mentions on Hacker News by 12 people: 12 stories, 8 comments · first 2018-07-16 · latest 2025-07-24
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…data transformations (rename, filter, enrich spans/logs, sample dynamically) using an [Expr-based]( https://github.com/expr-lang/expr ) scripting system - Redesigned dashboards and query builder for faster incident response and exploration…
comment by vmihailenco · 2025-07-24 · in Show HN: Uptrace v2.0: 10x Faster Open-Source Observability with ClickHouse JSON -
…and then the structure of the rest of the file just follows normal serialization format. [1]: https://github.com/expr-lang/expr , but I'm sure many static languages have something like this. If you don't know one, it's a good tool to put…
comment by jerf · 2024-10-24 · in Lingo: A Go micro language framework for building Domain Specific Languages -
…I think the best we can do at the moment is runtime expression evaluation with something like this: https://github.com/expr-lang/expr or this: https://github.com/Knetic/govaluate
comment by hello_computer · 2024-08-12 · in Go is my hammer, and everything is a nail -
You're basically creating an expression language: https://github.com/expr-lang/expr
comment by techn00 · 2023-12-25 · in SQL as API -
…all, there's massive value I've gained from leveraging this runtime solution in multiple projects: https://github.com/antonmedv/expr The language is easy enough for people to pick-up.
comment by KyleSanderson · 2023-09-16 · in Solving the Expression Problem in Go -
…or the recently-shared Expr [1]. This is really neat. Thanks for sharing. [0] https://lit.dev/ [1] https://github.com/antonmedv/expr
comment by jameschensmith · 2023-02-05 · in Polymode: Multiple Major Modes and How to Use SQL and Python in One Buffer -
Have you had a look at Expr? https://github.com/antonmedv/expr We are using it for ETL processing and are very happy with it. The performance is excellent and it is easily extendable.
comment by mfollert · 2022-01-27 · in An embeddable Prolog scripting language for Go -
One for Go(lang)[0] [0] https://github.com/antonmedv/expr
comment by wilsonfiifi · 2018-11-12 · in Simple Safe Sandboxed Extensible Expression Evaluator for Python