Make debug logging configurable

jonnor · jonnor · commit 7da54d89dc67 · 2016-10-12T17:17:54.000+02:00
diff --git a/README.md b/README.md
@@ -29,6 +29,12 @@ See [./examples/repeat.cpp](./examples/repeat.cpp)
 
 MIT, see [./LICENSE](./LICENSE)
 
+## Debugging
+
+To enable debug logging, set the `MSGFLO_CPP_DEBUG` environment variable.
+
+    export MSGFLO_CPP_DEBUG=1
+
 ## TODO
 
 0.1
diff --git a/examples/repeat.cpp b/examples/repeat.cpp
@@ -29,7 +29,6 @@ int main(int argc, char **argv)
     if (argc >= 3) {
         config.url(argv[2]);
     }
-    config.debugOutput(true);
 
     auto engine = msgflo::createEngine(config);
 
diff --git a/include/msgflo.h b/include/msgflo.h
@@ -106,7 +106,8 @@ class Engine {
 
 class EngineConfig {
 public:
-    EngineConfig() : _debugOutput(true) {
+    EngineConfig() : _debugOutput(false) {
+        _debugOutput = std::getenv("MSGFLO_CPP_DEBUG") ? true : false;
     }
 
     void debugOutput(bool on) {

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,6 @@ int main(int argc, char **argv)`
`29`	`29`	`if (argc >= 3) {`
`30`	`30`	`config.url(argv[2]);`
`31`	`31`	`}`
`32`		`- config.debugOutput(true);`
`33`	`32`
`34`	`33`	`auto engine = msgflo::createEngine(config);`
`35`	`34`
Original file line number	Diff line number	Diff line change
`@@ -106,7 +106,8 @@ class Engine {`
`106`	`106`
`107`	`107`	`class EngineConfig {`
`108`	`108`	`public:`
`109`		`- EngineConfig() : _debugOutput(true) {`
	`109`	`+ EngineConfig() : _debugOutput(false) {`
	`110`	`+ _debugOutput = std::getenv("MSGFLO_CPP_DEBUG") ? true : false;`
`110`	`111`	`}`
`111`	`112`
`112`	`113`	`void debugOutput(bool on) {`