From 2fc3efcd8444004de35d2b2a6adee926c82deb06 Mon Sep 17 00:00:00 2001
From: LemonBoy <thatlemon@gmail.com>
Date: Thu, 14 Feb 2019 11:07:52 +0100
Subject: [PATCH] Add before/after hooks for build action

Fixes #606
---
 src/nimble.nim | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/nimble.nim b/src/nimble.nim
index cd87b84..f1f3e9d 100644
--- a/src/nimble.nim
+++ b/src/nimble.nim
@@ -223,6 +223,11 @@ proc buildFromDir(pkgInfo: PackageInfo, paths: seq[string],
         "Nothing to build. Did you specify a module to build using the" &
         " `bin` key in your .nimble file?")
   let realDir = pkgInfo.getRealDir()
+
+  cd realDir:
+    if not execHook(options, true):
+      raise newException(NimbleError, "Pre-hook prevented further execution.")
+
   for path in paths: args.add("--path:\"" & path & "\" ")
   for bin in pkgInfo.bin:
     let outputOpt = "-o:\"" & pkgInfo.getOutputDir(bin) & "\""
@@ -246,6 +251,9 @@ proc buildFromDir(pkgInfo: PackageInfo, paths: seq[string],
       exc.hint = hint
       raise exc
 
+  cd realDir:
+    discard execHook(options, false)
+
 proc buildFromDir(pkgInfo: PackageInfo, paths: seq[string], forRelease: bool,
                   options: Options) =
   var args: seq[string]
@@ -360,7 +368,7 @@ proc installFromDir(dir: string, requestedVer: VersionRange, options: Options,
   # if the build fails then the old package will still be installed.
   if pkgInfo.bin.len > 0:
     let paths = result.deps.map(dep => dep.getRealDir())
-    let optsCopy = options.briefClone()
+    var optsCopy = options.briefClone()
     optsCopy.action.typ = actionBuild
     buildFromDir(pkgInfo, paths, true, optsCopy)