Add `parse-all` function as a natural extension to the `parse` function.

CHANGELOG.md

@@ -2,7 +2,8 @@
 All notable changes to this project will be documented in this file.
 
 ## Unreleased - ???
-- Added `os/cpu-count` to get the number of available processors on a machine
+- Add `parse-all` as a generalization of the `parse` function.
+- Add `os/cpu-count` to get the number of available processors on a machine
 
 ## 1.22.0 - 2022-05-09
 - Prohibit negative size argument to `table/new`.

src/boot/boot.janet

@@ -2575,6 +2575,20 @@
         (error (parser/error p))
         (error "no value")))))
 
+(defn parse-all
+  `Parse a string and return all parsed values. For complex parsing, such as for a repl with error handling,
+  use the parser api.`
+  [str]
+  (let [p (parser/new)
+        ret @[]]
+    (parser/consume p str)
+    (parser/eof p)
+    (while (parser/has-more p)
+      (array/push ret (parser/produce p)))
+    (if (= :error (parser/status p))
+        (error (parser/error p))
+        ret)))
+
 (def load-image-dict
   ``A table used in combination with `unmarshal` to unmarshal byte sequences created
   by `make-image`, such that `(load-image bytes)` is the same as `(unmarshal bytes load-image-dict)`.``