fixes #993

compiler/semtempl.nim

@@ -155,7 +155,11 @@ proc addLocalDecl(c: var TemplCtx, n: var PNode, k: TSymKind) =
       of nkPragmaExpr: x = x[0]
       of nkIdent: break
       else: illFormedAst(x)
-    c.toInject.incl(x.ident.id)
+    let ident = getIdentNode(c, x)
+    if not isTemplParam(c, ident):
+      c.toInject.incl(x.ident.id)
+    else:
+      replaceIdentBySym(n, ident)
   else:
     let ident = getIdentNode(c, n)
     if not isTemplParam(c, ident):
@@ -359,6 +363,8 @@ proc semTemplBody(c: var TemplCtx, n: PNode): PNode =
     result = semRoutineInTemplBody(c, n, skConverter)
   of nkPragmaExpr:
     result.sons[0] = semTemplBody(c, n.sons[0])
+  of nkPostfix:
+    result.sons[1] = semTemplBody(c, n.sons[1])
   of nkPragma:
     discard
   else:

lib/pure/parsesql.nim

@@ -267,7 +267,7 @@ proc getSymbol(c: var TSqlLexer, tok: var TToken) =
   while true: 
     add(tok.literal, buf[pos])
     Inc(pos)
-    if not (buf[pos] in {'a'..'z','A'..'Z','0'..'9','_','$', '\128'..'\255'}):
+    if buf[pos] notin {'a'..'z','A'..'Z','0'..'9','_','$', '\128'..'\255'}:
       break
   c.bufpos = pos
   tok.kind = tkIdentifier

tests/template/tissue993.nim

@@ -0,0 +1,21 @@
+
+type pnode* = ref object of tobject
+
+template litNode (name, ty): stmt  =
+  type name* = ref object of PNode
+    val*: ty
+litNode PIntNode, int
+
+import json
+
+template withKey*(j: PJsonNode; key: string; varname: expr;
+                  body:stmt): stmt {.immediate.} =
+  if j.hasKey(key):
+    let varname{.inject.}= j[key]
+    block:
+      body
+
+var j = parsejson("{\"zzz\":1}")
+withkey(j, "foo", x):
+  echo(x)
+