Add some link. Impl help cmd for TarScan.lua

2 files changed, 37 insertions, 1 deletions

diff --git a/doc/note/links/links.txt b/doc/note/links/links.txt
index e0aef8c..2005d56 100644
--- a/doc/note/links/links.txt
+++ b/doc/note/links/links.txt
@@ -16,6 +16,9 @@ Links (Aka arguments)
 - "https://spring.io/blog/2007/07/11/setter-injection-versus-constructor-injection-and-the-use-of-required/"
 - "http://evan.bottch.com/2009/02/03/setter-injection-sucks/"
 
+## Dependency Injection violation
+- [Houston, ich glaub mir wird schlecht](https://gitit.post.ch/projects/ISA/repos/houston/pull-requests/410/overview?commentId=231234)
+
 ## Pro DI over inheritance:
 - "https://stackoverflow.com/questions/30767395/when-to-use-di-over-abstract-inheritance"
 
@@ -213,6 +216,7 @@ Links (Aka arguments)
 - "https://jira.post.ch/browse/SDCISA-8136"
 - "https://jira.post.ch/browse/SDCISA-2876"
 - "https://jira.post.ch/browse/SDCISA-9059"
+- [vortex too slow](https://jira.post.ch/browse/SDCISA-9990)
 
 ## Performance clang micro benchmarking
 - "https://m.youtube.com/watch?v=nXaxk27zwlk"
diff --git a/src/main/lua/misc/TarScan.lua b/src/main/lua/misc/TarScan.lua
index 99199ab..45f9752 100644
--- a/src/main/lua/misc/TarScan.lua
+++ b/src/main/lua/misc/TarScan.lua
@@ -16,6 +16,38 @@ local mod = {}
 local stdinn, stdout, stdlog = io.stdin, io.stdout, io.stderr
 
 
+function mod.printHelp()
+    stdout:write("\n"
+        .."  ThrowAway script to extract needed data from tar and throw it into\n"
+        .."  a CSV.\n"
+        .."\n"
+        .."  Options:\n"
+        .."\n"
+        .."    --risky\n"
+        .."      WARN: only use this if you know what you're doing.\n"
+        .."\n")
+end
+
+
+function mod.parseArgs( app )
+    local iA = 0
+    local isRisky = false
+    while true do iA = iA + 1
+        local arg = _ENV.arg[iA]
+        if not arg then break end
+        if arg == "--help" then
+            mod.printHelp() return -1
+        elseif arg == "--risky" then
+            isRisky = true
+        else
+            stdlog:write("Unexpected arg: "..arg.."\n") return-1
+        end
+    end
+    if not isRisky then stdlog:write("Bad Args\n")return-1 end
+    return 0
+end
+
+
 function mod.onTarHeader( hdr, app )
     local filename = hdr.filename
     app.currentFileName = hdr.filename
@@ -70,7 +102,7 @@ function mod.main()
         fileIsRelevant = false,
         eddieName = false,
     }
-    --TODO if mod.parseArgs() ~= 0 then os.exit(1) end
+    if mod.parseArgs() ~= 0 then os.exit(1) end
     mod.run(app)
 end