3 files changed, 38 insertions, 0 deletions
diff --git a/Homework/cs5260/shared/log/ConsoleLogger.ts b/Homework/cs5260/shared/log/ConsoleLogger.ts
new file mode 100644
index 0000000..4d594a8
--- /dev/null
+++ b/Homework/cs5260/shared/log/ConsoleLogger.ts
@@ -0,0 +1,29 @@
+import { TracingLogger } from ".";
+
+export class ConsoleTracingLogger implements TracingLogger {
+  private prefix: string;
+
+  constructor(prefix: string) {
+    this.prefix = prefix;
+  }
+
+  private makePrefix(level: "info" | "warn" | "error"): string {
+    return `[${new Date().toISOString()}] ${level} (${this.prefix}) > `;
+  }
+
+  public info(log: string) {
+    console.log(this.makePrefix("info") + log);
+  }
+
+  public warn(log: string) {
+    console.warn(this.makePrefix("warn") + log);
+  }
+
+  public error(log: string) {
+    console.error(this.makePrefix("error") + log);
+  }
+
+  public createChild(prefix: string) {
+    return new ConsoleTracingLogger(`${this.prefix} -> ${prefix}`);
+  }
+}
diff --git a/Homework/cs5260/shared/log/TracingLogger.ts b/Homework/cs5260/shared/log/TracingLogger.ts
new file mode 100644
index 0000000..4765480
--- /dev/null
+++ b/Homework/cs5260/shared/log/TracingLogger.ts
@@ -0,0 +1,7 @@
+export interface TracingLogger {
+  info(log: string): void;
+  warn(log: string): void;
+  error(log: string): void;
+
+  createChild(prefix: string): TracingLogger;
+}
diff --git a/Homework/cs5260/shared/log/index.ts b/Homework/cs5260/shared/log/index.ts
new file mode 100644
index 0000000..d1bd68d
--- /dev/null
+++ b/Homework/cs5260/shared/log/index.ts
@@ -0,0 +1,2 @@
+export * from "./TracingLogger";
+export * from "./ConsoleLogger";