| 1 | package hook |
| 2 | |
| 3 | import ( |
| 4 | "regexp" |
| 5 | "slices" |
| 6 | ) |
| 7 | |
| 8 | // MatchesTool reports whether a hook applies to toolName. The match field is an |
| 9 | // anchored regex; non-tool events always match. A malformed regex never fires. |
| 10 | func MatchesTool(h ResolvedHook, toolName string) bool { |
| 11 | if !UsesToolMatcher(h.Event) { |
| 12 | return true |
| 13 | } |
| 14 | m := h.Match |
| 15 | if m == "" || m == "*" { |
| 16 | return true |
| 17 | } |
| 18 | re, err := regexp.Compile("^(?:" + m + ")$") |
| 19 | if err != nil { |
| 20 | return false |
| 21 | } |
| 22 | if h.PayloadFormat != "claude" { |
| 23 | if re.MatchString(toolName) { |
| 24 | return true |
| 25 | } |
| 26 | if toolName == "pwsh" { |
| 27 | return re.MatchString("bash") || re.MatchString("Bash") || |
| 28 | re.MatchString("powershell") || re.MatchString("PowerShell") |
| 29 | } |
| 30 | return false |
| 31 | } |
| 32 | return slices.ContainsFunc(claudeMatchNames(toolName), re.MatchString) |
| 33 | } |
| 34 |