Move logger into separate module

1 files changed, 20 insertions, 0 deletions

diff --git a/lib/handlebars/logger.js b/lib/handlebars/logger.js
new file mode 100644
index 0000000..823d715
--- /dev/null
+++ b/lib/handlebars/logger.js
@@ -0,0 +1,20 @@
+let logger = {
+  methodMap: { 0: 'debug', 1: 'info', 2: 'warn', 3: 'error' },
+
+  // State enum
+  DEBUG: 0,
+  INFO: 1,
+  WARN: 2,
+  ERROR: 3,
+  level: 1,
+
+  // Can be overridden in the host environment
+  log: function(level, message) {
+    if (typeof console !== 'undefined' && logger.level <= level) {
+      let method = logger.methodMap[level];
+      (console[method] || console.log).call(console, message);    // eslint-disable-line no-console
+    }
+  }
+};
+
+export default logger;