Fix compilation with --assertions:off

Remove side effects from assert statements.
The flag is not used currently, but let's not depend on that.

2 files changed, 6 insertions, 3 deletions

diff --git a/src/server/buffer.nim b/src/server/buffer.nim
index 5bdef808..fb87c719 100644
--- a/src/server/buffer.nim
+++ b/src/server/buffer.nim
@@ -1445,7 +1445,8 @@ proc runBuffer(buffer: Buffer, rfd: int) =
         break
       if selectors.Event.Timer in event.events:
         assert buffer.window != nil
-        assert buffer.window.timeouts.runTimeoutFd(event.fd)
+        let r = buffer.window.timeouts.runTimeoutFd(event.fd)
+        assert r
         buffer.window.runJSJobs()
     buffer.loader.unregistered.setLen(0)
 
diff --git a/src/server/forkserver.nim b/src/server/forkserver.nim
index fafaf9c9..7fa7a63f 100644
--- a/src/server/forkserver.nim
+++ b/src/server/forkserver.nim
@@ -96,7 +96,8 @@ proc forkLoader(ctx: var ForkServerContext, config: LoaderConfig): Pid =
   var readf: File
   if not open(readf, FileHandle(readfd), fmRead):
     raise newException(Defect, "Failed to open output handle.")
-  assert readf.readChar() == char(0u8)
+  let c = readf.readChar()
+  assert c == char(0u8)
   close(readf)
   discard close(pipefd[0])
   return pid
@@ -152,7 +153,8 @@ proc forkBuffer(ctx: var ForkServerContext): Pid =
     doAssert false
   discard close(pipefd[1]) # close write
   let ps = newPosixStream(pipefd[0])
-  assert ps.readChar() == char(0)
+  let c = ps.readChar()
+  assert c == char(0)
   ps.close()
   ctx.children.add((pid, loaderPid))
   return pid