feat: opt.extraEnv

ref pnpm/pnpm#2528

Author: zkochan

README.md

@@ -43,6 +43,7 @@ jump in if you'd like to, or even ask us questions if something isn't clear.
 * `opts.stdio` - the [stdio](https://nodejs.org/api/child_process.html#child_process_options_stdio)
 passed to the child process. `[0, 1, 2]` by default.
 * `opts.runConcurrently` - *Boolean* - `false` by default. If `true`, lifecycle scripts may run concurrently.
+* `opts.extraEnv` - *Record<string, string>* - add some extra env vars to the exec environment of the lifecycle script.
 
 ##### Example
 

index.js

@@ -82,6 +82,11 @@ function lifecycle (pkg, stage, wd, opts) {
         env.npm_execpath = require.main.filename
         env.INIT_CWD = process.cwd()
         env.npm_config_node_gyp = env.npm_config_node_gyp || DEFAULT_NODE_GYP_PATH
+        if (opts.extraEnv) {
+          for (const [key, value] of Object.entries(opts.extraEnv)) {
+            env[key] = value
+          }
+        }
 
         // 'nobody' typically doesn't have permission to write to /tmp
         // even if it's never used, sh freaks out.