handle __global x = foo.bar()

ast.v

@@ -42,7 +42,8 @@ struct InvalidExpr {}
 
 type Specs = ImportSpec | TypeSpec | ValueSpec
 
-type Type = StructType
+type Type = InvalidExpr
+	| StructType
 	| ArrayType
 	| MapType
 	| FuncType

expr.v

@@ -70,6 +70,7 @@ fn (mut app App) basic_lit(l BasicLit) {
 
 fn quoted_lit(s string, quote string) string {
 	mut quote2 := quote
+	go_quote := s[0]
 	mut no_quotes := s[1..s.len - 1]
 	// Use "" quotes if the string literal contains '
 	if quote2 == "'" && no_quotes.contains("'") && !no_quotes.contains('"') {
@@ -79,8 +80,12 @@ fn quoted_lit(s string, quote string) string {
 	if s.contains('\\"') {
 		quote2 = '"'
 	}
+	mut prefix := ''
+	if go_quote == `\`` {
+		prefix = 'r'
+	}
 
-	return '${quote2}${no_quotes}${quote2}'
+	return '${prefix}${quote2}${no_quotes}${quote2}'
 }
 
 fn (mut app App) selector_expr(s SelectorExpr) {

main.v

@@ -70,7 +70,10 @@ fn (mut app App) typ(t Type) {
 			app.selector_expr(t)
 		}
 		StructType {
-			app.gen('STRUCT TYPE')
+			app.gen('STRUCT_TYPE')
+		}
+		InvalidExpr {
+			app.gen('INVALID_EXPR')
 		}
 		InterfaceType {
 			app.interface_type(t)

struct.v

@@ -29,6 +29,7 @@ fn (mut app App) gen_decl(decl GenDecl) {
 				}
 				match decl.tok {
 					'var' {
+						// app.genln('// ValueSpec global')
 						app.global_decl(spec)
 					}
 					else {
@@ -63,8 +64,18 @@ fn (mut app App) type_decl(spec TypeSpec) {
 fn (mut app App) global_decl(spec ValueSpec) {
 	for name in spec.names {
 		app.gen('__global ${name.name} ')
-		app.typ(spec.typ)
-		app.genln('')
+		if spec.typ is InvalidExpr {
+			// No type means `var x = foo.bar()`
+			// Eval the expression
+			app.gen(' = ')
+			// TODO multiple values?
+			if spec.values.len > 0 {
+				app.expr(spec.values[0])
+			}
+		} else {
+			app.typ(spec.typ)
+			app.genln('')
+		}
 	}
 }