fix: allow to provide $ sign in ENV expanded hook definitions

RaVbaker · May 27, 2021 · 344be5f · 344be5f
1 parent 3bbfa1e
commit 344be5f
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diff --git a/README.md b/README.md
@@ -84,7 +84,7 @@ hooks:
      assume_role: "arn:aws:iam::123456789012:role/LambdaRunner"
      function_name: "my-${USER}-lambda"
      region: "us-east-1"
-     payload: "{}"
+     payload: "{\"some\": \"$$ will be dollar sign while $@ or ${PATH} will get replaced from the runtime\"}"
 ```
 
 ## Makefile

diff --git a/internal/hooks/hook.go b/internal/hooks/hook.go
@@ -118,5 +118,7 @@ func (h *Hook) Definition() Spec {
 
 func templateString(path, template string) string {
 	template = strings.ReplaceAll(template, "{path}", path)
-	return os.ExpandEnv(template)
+	template = strings.ReplaceAll(template, "$$", "$&&")
+	template = os.ExpandEnv(template)
+	return strings.ReplaceAll(template, "$&&", "$")
 }