run-script: Support --parseable and --json

Also, add a test

1 files changed, 18 insertions, 3 deletions

diff --git a/lib/run-script.js b/lib/run-script.js
index 375d6f7df..a53574759 100644
--- a/lib/run-script.js
+++ b/lib/run-script.js
@@ -87,10 +87,25 @@ function list(cb) {
     if (er && er.code !== 'ENOENT' && er.code !== 'ENOTDIR') return cb(er)
     if (er) d = {}
     var scripts = Object.keys(d.scripts || {})
-    console.log()
+
+    if (log.level === "silent") {
+      return cb(null, scripts)
+    }
+
+    if (npm.config.get("json")) {
+      console.log("%j", d.scripts || {})
+      return cb(null, scripts)
+    }
+
+    var s = ":"
+    var prefix = ""
+    if (!npm.config.get("parseable")) {
+      s = "\n    "
+      prefix = "  "
+      console.log("Available scripts in the %s package:", d.name)
+    }
     scripts.forEach(function(script) {
-      console.log(' ', script)
-      console.log('   ', d.scripts[script])
+      console.log(prefix + script + s + d.scripts[script])
     })
     return cb(null, scripts)
   })