[codex] support native Codex plugin hooks (#1540)

* docs: specify Codex native hooks parity

* docs: refine Codex hooks spec after review

* docs: record Codex hook contract spike

* docs: plan Codex native hooks implementation

* feat: support Codex native plugin hooks

* test: add Codex native hook drill coverage

* Simplify Codex hook entrypoint
This commit is contained in:
Drew Ritter
2026-05-14 15:59:38 -07:00
committed by GitHub
parent 49bf5ad6dc
commit 201f945838
7 changed files with 368 additions and 12 deletions

16
hooks/hooks-codex.json Normal file
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@@ -0,0 +1,16 @@
{
"hooks": {
"SessionStart": [
{
"matcher": "startup|resume|clear",
"hooks": [
{
"type": "command",
"command": "\"${PLUGIN_ROOT}/hooks/run-hook.cmd\" session-start-codex",
"async": false
}
]
}
]
}
}

View File

@@ -7,13 +7,6 @@ set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PLUGIN_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
# Check if legacy skills directory exists and build warning
warning_message=""
legacy_skills_dir="${HOME}/.config/superpowers/skills"
if [ -d "$legacy_skills_dir" ]; then
warning_message="\n\n<important-reminder>IN YOUR FIRST REPLY AFTER SEEING THIS MESSAGE YOU MUST TELL THE USER:⚠️ **WARNING:** Superpowers now uses Claude Code's skills system. Custom skills in ~/.config/superpowers/skills will not be read. Move custom skills to ~/.claude/skills instead. To make this message go away, remove ~/.config/superpowers/skills</important-reminder>"
fi
# Read using-superpowers content
using_superpowers_content=$(cat "${PLUGIN_ROOT}/skills/using-superpowers/SKILL.md" 2>&1 || echo "Error reading using-superpowers skill")
@@ -31,8 +24,7 @@ escape_for_json() {
}
using_superpowers_escaped=$(escape_for_json "$using_superpowers_content")
warning_escaped=$(escape_for_json "$warning_message")
session_context="<EXTREMELY_IMPORTANT>\nYou have superpowers.\n\n**Below is the full content of your 'superpowers:using-superpowers' skill - your introduction to using skills. For all other skills, use the 'Skill' tool:**\n\n${using_superpowers_escaped}\n\n${warning_escaped}\n</EXTREMELY_IMPORTANT>"
session_context="<EXTREMELY_IMPORTANT>\nYou have superpowers.\n\n**Below is the full content of your 'superpowers:using-superpowers' skill - your introduction to using skills. For all other skills, use the 'Skill' tool:**\n\n${using_superpowers_escaped}\n</EXTREMELY_IMPORTANT>"
# Output context injection as JSON.
# Cursor hooks expect additional_context (snake_case).

26
hooks/session-start-codex Executable file
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@@ -0,0 +1,26 @@
#!/usr/bin/env bash
# Codex SessionStart hook for superpowers plugin
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PLUGIN_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
using_superpowers_content=$(cat "${PLUGIN_ROOT}/skills/using-superpowers/SKILL.md" 2>&1 || echo "Error reading using-superpowers skill")
escape_for_json() {
local s="$1"
s="${s//\\/\\\\}"
s="${s//\"/\\\"}"
s="${s//$'\n'/\\n}"
s="${s//$'\r'/\\r}"
s="${s//$'\t'/\\t}"
printf '%s' "$s"
}
using_superpowers_escaped=$(escape_for_json "$using_superpowers_content")
session_context="<EXTREMELY_IMPORTANT>\nYou have superpowers.\n\n**Below is the full content of your 'superpowers:using-superpowers' skill - your introduction to using skills. For all other skills, follow the Codex skill-loading instructions in that skill:**\n\n${using_superpowers_escaped}\n</EXTREMELY_IMPORTANT>"
printf '{\n "hookSpecificOutput": {\n "hookEventName": "SessionStart",\n "additionalContext": "%s"\n }\n}\n' "$session_context"
exit 0