show cmd used with --verbose (even on success); fix #783 (#781)

* show cmd used with --verbose (even on success)

* honor -p:-u:release

* address comment

* remove --showCmds flag

* remove quoteShell

* fix #783

* Revert "fix #783"

This reverts commit af0ac004c00f17e9983c63ab99e40cd38ba6aaa4.

* fix #783 by fixing the gist instead

* Revert "fix #783 by fixing the gist instead" now that upstream gist was updated with my patch

This reverts commit 8bec86039d8335af152acf238ab14d0268e003e5.

src/nimble.nim

@@ -251,10 +251,14 @@ proc buildFromDir(
     if not existsDir(outputDir):
       createDir(outputDir)
 
+    let input = realDir / bin.changeFileExt("nim")
+    # `quoteShell` would be more robust than `\"` (and avoid quoting when
+    # un-necessary) but would require changing `extractBin`
+    let cmd = "\"$#\" $# --noNimblePath $# $# $# \"$#\"" %
+            [getNimBin(), pkgInfo.backend, nimblePkgVersion,
+             join(args, " "), outputOpt, input]
     try:
-      doCmd("\"" & getNimBin() & "\" $# --noNimblePath $# $# $# \"$#\"" %
+      doCmd(cmd, showCmd = true)
-            [pkgInfo.backend, nimblePkgVersion, join(args, " "), outputOpt,
-             realDir / bin.changeFileExt("nim")])
       binariesBuilt.inc()
     except NimbleError:
       let currentExc = (ref NimbleError)(getCurrentException())
@@ -382,7 +386,7 @@ proc installFromDir(dir: string, requestedVer: VersionRange, options: Options,
                   options.action.passNimFlags
                 else:
                   @[]
-    buildFromDir(pkgInfo, paths, flags & "-d:release", options)
+    buildFromDir(pkgInfo, paths, "-d:release" & flags, options)
 
   let pkgDestDir = pkgInfo.getPkgDest(options)
   if existsDir(pkgDestDir) and existsFile(pkgDestDir / "nimblemeta.json"):

src/nimblepkg/tools.nim

@@ -11,7 +11,7 @@ proc extractBin(cmd: string): string =
   else:
     return cmd.split(' ')[0]
 
-proc doCmd*(cmd: string, showOutput = false) =
+proc doCmd*(cmd: string, showOutput = false, showCmd = false) =
   let bin = extractBin(cmd)
   if findExe(bin) == "":
     raise newException(NimbleError, "'" & bin & "' not in PATH.")
@@ -20,6 +20,9 @@ proc doCmd*(cmd: string, showOutput = false) =
   stdout.flushFile()
   stderr.flushFile()
 
+  if showCmd:
+    display("Executing", cmd, priority = MediumPriority)
+  else:
     displayDebug("Executing", cmd)
   if showOutput:
     let exitCode = execCmd(cmd)