orchestra: pre-release WIP snapshot (orchestra-06g4w2tmz9mw9sebm5mgtm5288-89c1c97d)

scripts/orchestra_e2e_healthcheck.sh

@@ -73,6 +73,35 @@ emit() {
   [ "$format" = none ] || printf "$@"
 }
 
+# describe <name>: the one-line description of a check. One case branch per
+# name; this is the only place a description is written.
+describe() {
+  case "$1" in
+    repo_root_readable) printf 'the repository root exists and is readable' ;;
+    scripts_dir_present) printf 'the scripts directory exists' ;;
+    healthcheck_executable_bit) printf 'this script is executable' ;;
+    selftest_present) printf 'the selftest script is present' ;;
+    test_healthcheck_present) printf 'the healthcheck test is present' ;;
+    readme_present) printf 'README.md is present' ;;
+    no_crlf_line_endings) printf 'no tracked text file uses CRLF endings' ;;
+    no_tabs_in_scripts) printf 'no script indents with tabs' ;;
+    shebang_is_bash) printf 'every script declares the bash shebang' ;;
+    usage_text_mentions_every_flag) printf 'the usage text lists every flag' ;;
+  esac
+}
+
+# label <name>: '<name>: <description>', or bare '<name>' while a name has no
+# description yet.
+label() {
+  local text
+  text=$(describe "$1")
+  if [ -n "$text" ]; then
+    printf '%s: %s' "$1" "$text"
+  else
+    printf '%s' "$1"
+  fi
+}
+
 # usage <format>: the --help body. Also the source check_usage_text_mentions_every_flag
 # reads, so the flag list has exactly one home.
 usage() {
@@ -89,7 +118,7 @@ usage() {
   emit "$1" '\nChecks:\n'
   local name
   for name in $CHECKS; do
-    emit "$1" '  %s\n' "$name"
+    emit "$1" '  %s\n' "$(label "$name")"
   done
   emit "$1" '\nVersion: %s\n' "$VERSION"
 }
@@ -110,7 +139,7 @@ main() {
     elif [ "$arg" = --list-checks ]; then
       local listed
       for listed in $CHECKS; do
-        emit text '%s\n' "$listed"
+        emit text '%s\n' "$(label "$listed")"
       done
       exit 0
     elif [ "$arg" = --quiet ]; then