From c05fd0b97602060ea81d506e6e4b0e8a12f22e9e Mon Sep 17 00:00:00 2001
From: Eric Amodio <eamodio@gmail.com>
Date: Sun, 5 Mar 2017 15:42:11 -0500
Subject: [PATCH] Adds debugging info to CodeLens

---
 src/gitCodeLensProvider.ts |  5 ++++-
 src/system/iterable.ts     | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/gitCodeLensProvider.ts b/src/gitCodeLensProvider.ts
index eb4ac14..acbd085 100644
--- a/src/gitCodeLensProvider.ts
+++ b/src/gitCodeLensProvider.ts
@@ -232,7 +232,7 @@ export default class GitCodeLensProvider implements CodeLensProvider {
         const recentCommit = Iterables.first(blame.commits.values());
         title = `${recentCommit.author}, ${moment(recentCommit.date).fromNow()}`;
         if (this._config.advanced.debug && this._config.advanced.output.level === OutputLevel.Verbose) {
-            title += ` [${recentCommit.sha}, Symbol(${SymbolKind[lens.symbolKind]}), Lines(${lens.blameRange.start.line + 1}-${lens.blameRange.end.line + 1})]`;
+            title += ` [Commit (${recentCommit.sha}), Symbol (${SymbolKind[lens.symbolKind]}), Lines (${lens.blameRange.start.line + 1}-${lens.blameRange.end.line + 1})]`;
         }
 
         switch (this._config.codeLens.recentChange.command) {
@@ -251,6 +251,9 @@ export default class GitCodeLensProvider implements CodeLensProvider {
         const blame = lens.getBlame();
         const count = blame.authors.size;
         let title = `${count} ${count > 1 ? 'authors' : 'author'} (${Iterables.first(blame.authors.values()).name}${count > 1 ? ' and others' : ''})`;
+        if (this._config.advanced.debug && this._config.advanced.output.level === OutputLevel.Verbose) {
+            title += ` [Authors (${Iterables.join(Iterables.map(blame.authors.values(), _ => _.name), ', ')}), Symbol (${SymbolKind[lens.symbolKind]}), Lines (${lens.blameRange.start.line + 1}-${lens.blameRange.end.line + 1})]`;
+        }
 
         switch (this._config.codeLens.authors.command) {
             case CodeLensCommand.BlameAnnotate: return this._applyBlameAnnotateCommand<GitAuthorsCodeLens>(title, lens, blame);
diff --git a/src/system/iterable.ts b/src/system/iterable.ts
index c349539..548bf32 100644
--- a/src/system/iterable.ts
+++ b/src/system/iterable.ts
@@ -54,6 +54,28 @@ export namespace Iterables {
         return typeof source[Symbol.iterator] === 'function';
     }
 
+    export function join(source: Iterable<any>, separator: string): string {
+        let value: string = '';
+
+        const iterator = source[Symbol.iterator]();
+        let next = iterator.next();
+        if (next.done) return value;
+
+        while (true) {
+            const s = next.value.toString();
+
+            next = iterator.next();
+            if (next.done) {
+                value += s;
+                break;
+            }
+
+            value += `${s}${separator}`;
+        }
+
+        return value;
+    }
+
     export function last<T>(source: Iterable<T>): T {
         let item: T;
         for (item of source) { /* noop */ }