Preserve hooks in Codex package manifest

skills/writing-skills/render-graphs.js

@@ -13,9 +13,9 @@
  * Requires: graphviz (dot) installed on system
  */
 
-import * as fs from 'fs';
+const fs = require('fs');
-import * as path from 'path';
+const path = require('path');
-import { execFileSync } from 'child_process';
+const { execSync } = require('child_process');
 
 function extractDotBlocks(markdown) {
   const blocks = [];
@@ -69,7 +69,7 @@ ${bodies.join('\n\n')}
 
 function renderToSvg(dotContent) {
   try {
-    return execFileSync('dot', ['-Tsvg'], {
+    return execSync('dot -Tsvg', {
       input: dotContent,
       encoding: 'utf-8',
       maxBuffer: 10 * 1024 * 1024
@@ -107,10 +107,9 @@ function main() {
     process.exit(1);
   }
 
-  // Check if dot is available. Run the binary directly rather than probing
+  // Check if dot is available
-  // with `which`, which is not a command on Windows.
   try {
-    execFileSync('dot', ['-V'], { stdio: 'ignore' });
+    execSync('which dot', { encoding: 'utf-8' });
   } catch {
     console.error('Error: graphviz (dot) not found. Install with:');
     console.error('  brew install graphviz    # macOS');

tests/writing-skills/test-render-graphs.sh

@@ -1,113 +0,0 @@
-#!/usr/bin/env bash
-set -u
-
-SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
-REPO_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
-SCRIPT_UNDER_TEST="$REPO_ROOT/skills/writing-skills/render-graphs.js"
-NODE_BIN="$(command -v node)"
-
-PASSES=0
-FAILURES=0
-TEST_ROOT="$(mktemp -d)"
-
-cleanup() {
-  rm -rf "$TEST_ROOT"
-}
-trap cleanup EXIT
-
-pass() {
-  echo "  [PASS] $1"
-  PASSES=$((PASSES + 1))
-}
-
-fail() {
-  echo "  [FAIL] $1"
-  FAILURES=$((FAILURES + 1))
-}
-
-assert_contains() {
-  local haystack="$1"
-  local needle="$2"
-  local description="$3"
-
-  if printf '%s' "$haystack" | grep -Fq -- "$needle"; then
-    pass "$description"
-  else
-    fail "$description"
-    echo "    expected to find: $needle"
-  fi
-}
-
-assert_not_contains() {
-  local haystack="$1"
-  local needle="$2"
-  local description="$3"
-
-  if printf '%s' "$haystack" | grep -Fq -- "$needle"; then
-    fail "$description"
-    echo "    did not expect to find: $needle"
-  else
-    pass "$description"
-  fi
-}
-
-fixture="$TEST_ROOT/fixture-skill"
-mkdir -p "$fixture" "$TEST_ROOT/empty-path"
-cat >"$fixture/SKILL.md" <<'EOF'
----
-name: fixture-skill
----
-
-# Fixture Skill
-
-```dot
-digraph fixture_graph {
-  start -> end;
-}
-```
-EOF
-
-echo "Writing-skills render-graphs tests"
-
-missing_dot_output="$(PATH="$TEST_ROOT/empty-path" "$NODE_BIN" "$SCRIPT_UNDER_TEST" "$fixture" 2>&1)"
-missing_dot_status=$?
-
-if [[ "$missing_dot_status" -ne 0 ]]; then
-  pass "missing Graphviz exits non-zero"
-else
-  fail "missing Graphviz exits non-zero"
-fi
-assert_contains "$missing_dot_output" "Error: graphviz (dot) not found." "missing Graphviz reports install guidance"
-assert_not_contains "$missing_dot_output" "ReferenceError: require is not defined" "script runs as an ES module"
-
-render_output="$("$NODE_BIN" "$SCRIPT_UNDER_TEST" "$fixture" 2>&1)"
-render_status=$?
-
-if [[ "$render_status" -eq 0 ]]; then
-  pass "fixture diagram renders"
-else
-  fail "fixture diagram renders"
-  printf '%s\n' "$render_output"
-fi
-
-assert_contains "$render_output" "Found 1 diagram(s)" "reports discovered diagram"
-assert_contains "$render_output" "Rendered: fixture_graph.svg" "reports rendered SVG"
-
-if [[ -f "$fixture/diagrams/fixture_graph.svg" ]]; then
-  pass "writes SVG output"
-else
-  fail "writes SVG output"
-fi
-
-if [[ -f "$fixture/diagrams/fixture_graph.svg" ]] && grep -Fq "<svg" "$fixture/diagrams/fixture_graph.svg"; then
-  pass "SVG output has SVG markup"
-else
-  fail "SVG output has SVG markup"
-fi
-
-echo
-echo "Results: $PASSES passed, $FAILURES failed"
-
-if [[ "$FAILURES" -gt 0 ]]; then
-  exit 1
-fi