jolt/test/spec/namespaces-spec.janet
Yogthos 555cd7631e fix: catch binds unwrapped thrown value; var-set targets thread binding
Close jolt-dd5.
- catch now binds the originally-thrown value (unwrapping the :jolt/exception
  envelope), so (catch ... e (throw e)) rethrows the same exception instead of
  nesting another envelope, and (catch ... e e) on (throw 42) yields 42.
- var-set updates the innermost thread-binding frame for the var (replacing the
  stack slot) when the var is dynamically bound, matching Clojure; it falls back
  to the root otherwise.

Restored spec cases: exceptions rethrow + catch-binds-thrown-value, namespaces
var-set-in-binding. conformance 218/218, jpm test green.
2026-06-05 01:23:52 -04:00

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# Specification: namespaces, vars and require.
(use ../support/harness)
(defspec "namespaces / def & vars"
["def + deref" "5" "(do (def x 5) x)"]
["def returns var" "true" "(var? (def y 1))"]
["declare then def" "2" "(do (declare z) (def z 2) z)"]
["var special form" "true" "(var? (var +))"]
["var sugar #'" "true" "(var? #'+)"]
["var-get" "5" "(do (def w 5) (var-get #'w))"]
["defn defines fn" "3" "(do (defn f [x] (inc x)) (f 2))"]
["def with docstring" "7" "(do (def d \"a doc\" 7) d)"]
["dynamic var binding" "2" "(do (def ^:dynamic *x* 1) (binding [*x* 2] *x*))"]
["binding restores" "1" "(do (def ^:dynamic *y* 1) (binding [*y* 9] nil) *y*)"]
["var-set in binding" "5" "(do (def ^:dynamic *z* 1) (binding [*z* 0] (var-set (var *z*) 5) *z*))"])
(defspec "namespaces / ns operations"
["in-ns switches" "true" "(do (in-ns 'my.ns) (symbol? 'x))"]
["ns-name" "true" "(do (require (quote [clojure.string])) (= 'clojure.string (ns-name (find-ns 'clojure.string))))"]
["find-ns existing" "true" "(some? (find-ns 'clojure.core))"]
["find-ns missing" "nil" "(find-ns 'does.not.exist)"]
["resolve var" "true" "(var? (resolve '+))"]
["resolve missing" "nil" "(resolve 'totally-undefined-xyz)"])
(defspec "namespaces / require & refer"
["require :as" "\"AB\"" "(do (require '[clojure.string :as s]) (s/upper-case \"ab\"))"]
["require :refer" "true" "(do (require '[clojure.string :refer [blank?]]) (blank? \"\"))"]
["require :as + :refer" "true" "(do (require '[clojure.string :as s :refer [blank?]]) (and (blank? \"\") (= \"X\" (s/upper-case \"x\"))))"]
["require clojure.set" "#{1 2 3}" "(do (require '[clojure.set :as set]) (set/union #{1 2} #{3}))"]
["require clojure.walk" "{:a 2}" "(do (require '[clojure.walk :as w]) (w/postwalk (fn [x] (if (number? x) (inc x) x)) {:a 1}))"]
["walk keywordize-keys" "{:a 1}" "(do (require '[clojure.walk :as w]) (w/keywordize-keys {\"a\" 1}))"]
["walk stringify-keys" "true" "(do (require '[clojure.walk :as w]) (= {\"a\" 1} (w/stringify-keys {:a 1})))"])