Variables work. Added trimline support.

Global.cpp

@@ -33,14 +33,15 @@ namespace jet {
 
    coreutils::ZString Global::getVariable(coreutils::ZString &variable) {
       if(variable.ifNext("$[")) {
+	 coreutils::MString name;
 	 if(variable.ifNext("!")) {
-	    return variables[renderVariableName(variable)];
+	    return variables[renderVariableName(name, variable)];
 	 } if(variable.ifNext(":")) {
 	    // TODO: should only allow CGI variable name. Allow variable substitution.
 	 } if(variable.ifNext("@")) {
 	    // TODO: should only allow environment variables. Allow substitution.
 	 } else {
-	    return variables[renderVariableName(variable)];
+	    return variables[renderVariableName(name, variable)];
 	 }
 	 throw coreutils::Exception("expected variable name or type designator.");	 
       } if(variable.ifNext("#[")) {
@@ -51,15 +52,17 @@ namespace jet {
       throw coreutils::Exception("Expecting a variable initializer ('$[' or '#[').");
    }
 
-   coreutils::MString Global::renderVariableName(coreutils::ZString &variable) {
-      coreutils::MString name = variable.getTokenInclude("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-");
+   coreutils::MString Global::renderVariableName(coreutils::MString &name, coreutils::ZString &variable) {
+      name << variable.getTokenInclude("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-");
       if(variable.ifNext("]"))
 	return name;
       if(variable.startsWith("$[")) {
 	 name << getVariable(variable);
-	 return name;
-      }	 
-      return coreutils::MString("");
+	 if(variable.ifNext("]"))
+	   return name;
+      } 
+      renderVariableName(name, variable);	 
+      return name;
    }
    
 }