StringsBuilder => strings.Builder; strings.repeat()

vlib/strings/builder_test.v

@@ -0,0 +1,15 @@
+import strings
+ 
+fn test_sb() {
+	mut sb := strings.Builder{}
+	sb.write('hi')
+	sb.write('!')
+	sb.write('hello')
+	assert sb.str() == 'hi!hello'
+	sb = strings.new_builder(10)
+	sb.write('a')
+	sb.write('b')
+	println(sb.str())
+	assert sb.str() == 'ab'
+}
+