From aa39451c8bfe4d6c5ce8ba474db72f5aa77c6f98 Mon Sep 17 00:00:00 2001
From: Alexander Medvednikov <alexander@medvednikov.com>
Date: Wed, 30 Oct 2019 16:21:57 +0300
Subject: [PATCH] arrays.range(min, max)

---
 vlib/arrays/arrays.v      | 10 ++++++++++
 vlib/arrays/arrays_test.v | 10 ++++++++++
 vlib/compiler/parser.v    |  5 +++--
 3 files changed, 23 insertions(+), 2 deletions(-)
 create mode 100644 vlib/arrays/arrays.v
 create mode 100644 vlib/arrays/arrays_test.v

diff --git a/vlib/arrays/arrays.v b/vlib/arrays/arrays.v
new file mode 100644
index 0000000000..1532a55b11
--- /dev/null
+++ b/vlib/arrays/arrays.v
@@ -0,0 +1,10 @@
+module arrays
+
+fn range<T>(start, end T) []T {
+	mut res := [T(0)]
+	for i := start; i < end; i++ {
+		res << i
+	}	
+	return res
+}	
+
diff --git a/vlib/arrays/arrays_test.v b/vlib/arrays/arrays_test.v
new file mode 100644
index 0000000000..2fb715a094
--- /dev/null
+++ b/vlib/arrays/arrays_test.v
@@ -0,0 +1,10 @@
+import arrays
+
+fn test_range() {
+	/*
+	TODO
+	a := arrays.range(1, 10)
+	assert a[0] == 1
+	println(a)
+	*/
+}	
diff --git a/vlib/compiler/parser.v b/vlib/compiler/parser.v
index 32c016033f..210e558982 100644
--- a/vlib/compiler/parser.v
+++ b/vlib/compiler/parser.v
@@ -1641,9 +1641,10 @@ fn (p mut Parser) name_expr() string {
 				p.error('enum `$enum_type.name` does not have value `$val`')
 			}
 			if p.expected_type == enum_type.name {
-				p.warn('`${enum_type.name}.$val` is unnecessary, use `.$val`')
+				// `if color == .red` is enough
+				// no need in `if color == Color.red`
+				p.error('`${enum_type.name}.$val` is unnecessary, use `.$val`')
 			}	
-			
 			// println('enum val $val')
 			p.gen(mod_gen_name(enum_type.mod) + '__' + enum_type.name + '_' + val)// `color = main__Color_green`
 			p.next()