Makefile: exit 1 for test cases that MISS too

Ref 686a177

Author: maxcrees

Makefile

@@ -43,6 +43,7 @@ update:
 	rm -f '$*.typ'; \
 	if ! [ -e '$@' ]; then \
 		echo 'MISS $(TEST_DIR)$* (run `make update`?)'; \
+		exit 1; \
 	elif diff -q '$@' '[email protected]' >/dev/null 2>&1; then \
 		echo 'PASS $(TEST_DIR)$*'; \
 		touch '$@'; \

README.typ

@@ -890,8 +890,8 @@ is the total number of columns in the table.
     - New region options: #link-label(`bg`), #link-label(`colors`),
       #link-label(`fg`), and #link-label(`size`).
   - _Bugs fixed_
-    - Test cases that fail to compile are now properly marked as
-      failures.
+    - Test cases that fail to compile or are missing now cause `make` to
+      return with a non-zero exit status.
     - The test suite now operates correctly with Typst 0.6.0.
   - _Improvements_
     - A `typst.toml` file is provided to use `tbl.typ` as a local