debug

pkgs/oizys-nim/src/oizys/exec.nim

@@ -16,32 +16,46 @@ proc runCmd*(cmd: string): int =
   debug fmt"running cmd: {cmd}"
   execCmd cmd
 
-proc runCmdCapt*(cmd: string): tuple[stdout, stderr: string, exitCode: int] =
+type
+  CaptureGrp* = enum
+    CaptStdout
+    CaptStderr
+
+proc runCmdCapt*(
+  cmd: string,
+  capture: set[CaptureGrp],
+): tuple[stdout, stderr: string, exitCode: int] =
+  debug fmt"running cmd: {cmd}"
   let args = cmd.splitWhitespace()
-  let p = startProcess(args[0], args = args[1..^1], options = {poUsePath})
-  let ostrm = outputStream p
-  let errstrm = errorStream p
+  let p = startProcess(
+    args[0],
+    args = args[1..^1],
+    options = {poUsePath}
+  )
+  let 
+    outstrm = peekableOutputStream p
+    errstrm = peekableErrorStream p
   result.exitCode = -1
-  var line = newStringOfCap(120)
+  var line: string
+  # var cnt: int
   while true:
-    if ostrm.readLine(line):
+    if CaptStdout in capture:
+      if outstrm.readLine(line): 
         result.stdout.add line & '\n'
+    if CaptStderr in capture:
       if errstrm.readLine(line):
         result.stderr.add line & '\n'
     result.exitCode = peekExitCode(p)
     if result.exitCode != -1: break
   
-  # result = (
-  #   readAll p.outputStream,
-  #   readAll p.errorStream,
-  #   waitForExit p
-  # )
+  # result.exitCode = waitForExit p
+  # result.exitCode = waitForExit p
+  # close p
   close p
 
-proc runCmdCaptWithSpinner*(cmd: string, msg: string = ""): tuple[output, err: string] =
-  debug fmt"running command: {cmd}"
+proc runCmdCaptWithSpinner*(cmd: string, msg: string = "", capture: set[CaptureGrp] = {CaptStdout}): tuple[output, err: string] =
   withSpinner(msg):
-    let (output, err, code) = runCmdCapt(cmd)
+    let (output, err, code) = runCmdCapt(cmd, capture)
   if code != 0:
     stderr.writeLine("stdout\n" & output)
     stderr.writeLine("stderr\n" & err)

pkgs/oizys-nim/src/oizys/nix.nim

@@ -110,9 +110,8 @@ proc toBuildNixosConfiguration(): seq[string] =
   var cmd = nixCommand("build")
   cmd.addArg "--dry-run"
   cmd.addArgs nixosConfigAttrs()
-  debug "trying with ouptut"
-  discard execCmd(cmd)
-  let (_, err) = runCmdCaptWithSpinner(cmd, "running dry run build for: " & getHosts().join(" "))
+  # let (_, err) = runCmdCaptWithSpinner(cmd, "running dry run build for: " & getHosts().join(" "))
+  let (_, err, _) = runCmdCapt(cmd, {CaptStderr})
   let output = parseDryRunOutput err
   return output.toBuild.mapIt(it.storePath)