From fc7e9312d00e60171ed77c477ed91231d3dbfff9 Mon Sep 17 00:00:00 2001
From: Kristóf Marussy <kristof@marussy.com>
Date: Sun, 12 Dec 2021 17:48:47 +0100
Subject: build: move modules into subproject directory

---
 .../language-web/src/main/js/utils/logger.ts       | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 subprojects/language-web/src/main/js/utils/logger.ts

(limited to 'subprojects/language-web/src/main/js/utils/logger.ts')

diff --git a/subprojects/language-web/src/main/js/utils/logger.ts b/subprojects/language-web/src/main/js/utils/logger.ts
new file mode 100644
index 00000000..306d122c
--- /dev/null
+++ b/subprojects/language-web/src/main/js/utils/logger.ts
@@ -0,0 +1,49 @@
+import styles, { CSPair } from 'ansi-styles';
+import log from 'loglevel';
+import * as prefix from 'loglevel-plugin-prefix';
+
+const colors: Partial<Record<string, CSPair>> = {
+  TRACE: styles.magenta,
+  DEBUG: styles.cyan,
+  INFO: styles.blue,
+  WARN: styles.yellow,
+  ERROR: styles.red,
+};
+
+prefix.reg(log);
+
+if (DEBUG) {
+  log.setLevel(log.levels.DEBUG);
+} else {
+  log.setLevel(log.levels.WARN);
+}
+
+if ('chrome' in window) {
+  // Only Chromium supports console ANSI escape sequences.
+  prefix.apply(log, {
+    format(level, name, timestamp) {
+      const formattedTimestamp = `${styles.gray.open}[${timestamp.toString()}]${styles.gray.close}`;
+      const levelColor = colors[level.toUpperCase()] || styles.red;
+      const formattedLevel = `${levelColor.open}${level}${levelColor.close}`;
+      const formattedName = `${styles.green.open}(${name || 'root'})${styles.green.close}`;
+      return `${formattedTimestamp} ${formattedLevel} ${formattedName}`;
+    },
+  });
+} else {
+  prefix.apply(log, {
+    template: '[%t] %l (%n)',
+  });
+}
+
+const appLogger = log.getLogger(PACKAGE_NAME);
+
+appLogger.info('Version:', PACKAGE_NAME, PACKAGE_VERSION);
+appLogger.info('Debug mode:', DEBUG);
+
+export function getLoggerFromRoot(name: string | symbol): log.Logger {
+  return log.getLogger(name);
+}
+
+export function getLogger(name: string | symbol): log.Logger {
+  return getLoggerFromRoot(`${PACKAGE_NAME}.${name.toString()}`);
+}
-- 
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