add --clearNimblePath; fixes nim-lang#12601 (nim-lang#12609)

(cherry picked from commit 738c957)
narimiran · Nov 20, 2019 · 0e1dd54 · 0e1dd54
1 parent c78cee6
commit 0e1dd54
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diff --git a/compiler/commands.nim b/compiler/commands.nim
@@ -380,6 +380,9 @@ proc processSwitch*(switch, arg: string, pass: TCmdLinePass, info: TLineInfo;
   of "nonimblepath", "nobabelpath":
     expectNoArg(conf, switch, arg, pass, info)
     disableNimblePath(conf)
+  of "clearnimblepath":
+    expectNoArg(conf, switch, arg, pass, info)
+    clearNimblePath(conf)
   of "excludepath":
     expectArg(conf, switch, arg, pass, info)
     let path = processPath(conf, arg, info)

diff --git a/compiler/options.nim b/compiler/options.nim
@@ -544,6 +544,9 @@ proc disableNimblePath*(conf: ConfigRef) =
   incl conf.globalOptions, optNoNimblePath
   conf.lazyPaths.setLen(0)
 
+proc clearNimblePath*(conf: ConfigRef) =
+  conf.lazyPaths.setLen(0)
+
 include packagehandling
 
 proc getOsCacheDir(): string =

diff --git a/doc/advopt.txt b/doc/advopt.txt
@@ -99,6 +99,7 @@ Advanced options:
   --putenv:key=value        set an environment variable
   --NimblePath:PATH         add a path for Nimble support
   --noNimblePath            deactivate the Nimble path
+  --clearNimblePath         empty the list of Nimble package search paths
   --noCppExceptions         use default exception handling with C++ backend
   --cppCompileToNamespace:namespace
                             use the provided namespace for the generated C++ code,