datalevin.interpret — datalevin 0.9.14

Code interpreter, including functions and macros useful for command line and query/transaction functions.

definterfn clj macro

(definterfn fn-name args & body)

Create a named inter-fn

exec-code clj

(exec-code code)

Execute code and print results. code is a string. Acceptable code includes Datalevin functions and some Clojure core functions.

inter-fn clj macro

(inter-fn args & body)

Same signature as fn. Create a function that can be serialized in source code form.

Such a function can be used as an input in Datalevin queries or transactions, e.g. as a filtering predicate or as a transaction function, and be stored in the database. This function can also be sent over the wire if the database is on a remote server or as a babashka pod. It runs in an interpreter.

Symbols referred in inter-fn needs to be fully-qualified.

inter-fn-from-reader clj

(inter-fn-from-reader x)

Read a printed inter-fn back in.

inter-fn? clj

(inter-fn? x)

Return true if x is an inter-fn

load-edn clj

(load-edn f)

Same as clojure.core/load-file, useful for e.g. loading schema from a file