Initial commit

tools/update-state.sh

@@ -0,0 +1,38 @@
+#!/bin/sh
+
+set -eux
+
+DETERMINATE_NIX_TAG=$1
+REPO="DeterminateSystems/nix-installer-action"
+
+default_branch() {
+    gh api "repos/$REPO" \
+        | jq -r '.default_branch'
+}
+
+get_latest_revision() {
+    gh api "repos/$REPO/commits/$(default_branch)" \
+        | jq -r '.sha'
+}
+
+checkout_tag() {
+    gh release list \
+        --repo actions/checkout \
+        --exclude-drafts \
+        --exclude-pre-releases \
+        --jq 'map(select(.isLatest)) | first | .tagName' \
+        --json isLatest,tagName
+}
+
+main() {
+    revision=$(get_latest_revision)
+    checkout_tag=$(checkout_tag)
+
+    jq -n '$ARGS.named' \
+        --arg nix_installer_action_revision "$revision" \
+        --arg "determinate_nix_tag" "$DETERMINATE_NIX_TAG" \
+        --arg "checkout_action_tag" "$checkout_tag" \
+        | cat > tools/state.json
+}
+
+main