path canonicalization for imported modules, relative paths written in rod files

1 files changed, 16 insertions, 1 deletions

diff --git a/compiler/ast.nim b/compiler/ast.nim
index 2b84c415f..6ac7dc0de 100755
--- a/compiler/ast.nim
+++ b/compiler/ast.nim
@@ -11,7 +11,7 @@
 
 import 
   msgs, hashes, nversion, options, strutils, crc, ropes, idents, lists, 
-  intsets, idgen
+  intsets, idgen, os
 
 const
   ImportTablePos* = 0         # imported symbols are at level 0
@@ -1030,3 +1030,18 @@ proc getStrOrChar*(a: PNode): string =
     internalError(a.info, "getStrOrChar")
     result = ""
 
+proc getModuleName*(n: PNode): string =
+  # This returns a short relative module name without the nim extension
+  # e.g. like "system", "importer" or "somepath/module"
+  # The proc won't perform any checks that the path is actually valid
+  case n.kind
+  of nkStrLit, nkRStrLit, nkTripleStrLit:
+    result = UnixToNativePath(n.strVal)
+  of nkIdent:
+    result = n.ident.s
+  of nkSym:
+    result = n.sym.name.s
+  else:
+    internalError(n.info, "getModuleName")
+    result = ""
+