practicalli / practicalli/clojure
Understanding reader macros
Open
Nobody has claimed this yet.
keywords
maps and keys
- Dominant language
- Makefile
- Stars
- 117
- Forks
- 36
- PR merge metrics
- No merged PRs in 30d
Description
with reader macros is you can use ' to expand the macro but not run the code
user=> '@foo
(clojure.core/deref foo)
user=> '#_ x y
y
user=> '#'foo
(var foo)
user=> (pprint '`(x ~y ~@(g z)))
(clojure.core/seq
(clojure.core/concat
(clojure.core/list 'user/x)
(clojure.core/list y)
(g z)))
nil
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the reader-macro REPL examples included in the issue, especially quoting, dereferencing, discarding forms, vars, and syntax-quote. Clarify what behavior or explanation is requested and make the resulting documentation explain these examples accurately, with a clear answer to the reported understanding gap.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- clojure
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100