1 files changed, 31 insertions, 0 deletions
diff --git a/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/Utils.java b/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/Utils.java
new file mode 100644
index 0000000..8bd0de3
--- /dev/null
+++ b/container-compiler-plugin/src/main/java/io/trygvis/container/compiler/Utils.java
@@ -0,0 +1,31 @@
+package io.trygvis.container.compiler;
+
+import static java.lang.Character.toLowerCase;
+import static java.lang.Character.toUpperCase;
+
+public class Utils {
+    public static String toFieldName(String s) {
+        if (s.length() < 1) {
+            return s.toLowerCase();
+        }
+        char[] chars = s.toCharArray();
+
+        boolean toUpper = false;
+
+        int j = 0;
+        for (int i = 0; i < chars.length; i++) {
+            char c = chars[i];
+            if (c == '_') {
+                toUpper = true;
+            } else {
+                if (j == 0) {
+                    chars[j++] = toLowerCase(c);
+                } else {
+                    chars[j++] = toUpper ? toUpperCase(c) : c;
+                }
+                toUpper = false;
+            }
+        }
+        return new String(chars, 0, j);
+    }
+}