Extremely random crap, much of which needs revisiting. Buyer beware. Note that there are some example tests in
Also, I sometimes write blog posts on Scala.
starting a repl
Paul Phillips wrote this after becoming outraged by the awful unmaintainable shell alias I was using.
#!/usr/bin/env bash # set -e pushd "$(mktemp -dt scalaz)" cat >build.sbt <<EOM scalaVersion := "2.11.6" libraryDependencies ++= Seq( "org.scalaz" %% "scalaz-core" % "7.1.1", "org.scalaz" %% "scalaz-concurrent" % "7.1.1", "org.scalaz" %% "scalaz-effect" % "7.1.1" ) initialCommands := "import scalaz._, Scalaz._" EOM sbt console popd
I know nothing about shell scripting because I want to retain plausible deniability (shell scripting, installers, and crystal reports are the unholy trinity of bullshit you never want to admit you can do). Having said that, here are some very crappy scripts that I just wrote to improve my sanity.
List the packages contained in a jarfile
#!/bin/bash jar tf $1 | grep class$ | perl -pe "s|/[^/]*class$||;s|/|.|g" | sort | uniq
Display the manifest
#!/bin/bash unzip -p $1 META-INF/MANIFEST.MF
Edit the manifest in-place (note that this creates and destroys
META-INF/MANIFEST.MF in the local dir ... really need to do this in
/tmp or something).
#!/bin/bash unzip $1 META-INF/MANIFEST.MF > /dev/null mate -w META-INF/MANIFEST.MF jar umf META-INF/MANIFEST.MF $1 2> /dev/null rm META-INF/MANIFEST.MF rmdir META-INF echo "*** UPDATED TO" unzip -p $1 META-INF/MANIFEST.MF