1 files changed, 34 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/build-support/dart/build-dart-application/hooks/dart-build-hook.sh b/nixpkgs/pkgs/build-support/dart/build-dart-application/hooks/dart-build-hook.sh
new file mode 100644
index 000000000000..23ebfbd6e66e
--- /dev/null
+++ b/nixpkgs/pkgs/build-support/dart/build-dart-application/hooks/dart-build-hook.sh
@@ -0,0 +1,34 @@
+# shellcheck shell=bash
+
+# Outputs line-separated "${dest}\t${source}"
+_getDartEntryPoints() {
+    if [ -n "$dartEntryPoints" ]; then
+        @jq@ -r '(to_entries | map(.key + "\t" + .value) | join("\n"))' "$dartEntryPoints"
+    else
+        # The pubspec executables section follows the pattern:
+        # <output-bin-name>: [source-file-name]
+        # Where source-file-name defaults to output-bin-name if omited
+        @yq@ -r '(.executables | to_entries | map("bin/" + .key + "\t" + "bin/" + (.value // .key) + ".dart") | join("\n"))' pubspec.yaml
+    fi
+}
+
+dartBuildHook() {
+    echo "Executing dartBuildHook"
+
+    runHook preBuild
+
+    while IFS=$'\t' read -ra target; do
+        dest="${target[0]}"
+        src="${target[1]}"
+        eval "$dartCompileCommand" "$dartOutputType" \
+            -o "$dest" "${dartCompileFlags[@]}" "$src" "${dartJitFlags[@]}"
+    done < <(_getDartEntryPoints)
+
+    runHook postBuild
+
+    echo "Finished dartBuildHook"
+}
+
+if [ -z "${dontDartBuild-}" ] && [ -z "${buildPhase-}" ]; then
+    buildPhase=dartBuildHook
+fi