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Final build.sbt with unicode similar to powerline font
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import java.io.{ByteArrayOutputStream, PrintWriter} | |
import sbt.{ProcessBuilder, ProcessLogger} | |
def runCommand(cmd: Seq[String]): (Int, String, String) = { | |
val stdout = new ByteArrayOutputStream | |
val stderr = new ByteArrayOutputStream | |
val stdoutWriter = new PrintWriter(stdout) | |
val stderrWriter = new PrintWriter(stderr) | |
val exitValue = cmd.!(new ProcessLogger { | |
def info (s: => String) { stdoutWriter.print(s) } | |
def error (s: => String) { stderrWriter.print(s) } | |
def buffer[T] (f: => T): T = f | |
}) | |
stdoutWriter.close() | |
stderrWriter.close() | |
(exitValue, stdout.toString, stderr.toString) | |
} | |
def gitBranch = { | |
runCommand("git rev-parse --abbrev-ref HEAD".split(" ").toSeq) match { | |
case (exit, _, _) if(exit != 0) => "No-Git" | |
case (_, stdout, _) => stdout | |
} | |
} | |
shellPrompt := { state => | |
//Special Characters | |
val branch = "\uE0A0" | |
val lock = "\uE0A2" | |
val rArrow = "\uE0B0" | |
val lArrow = "\uE0B2" | |
def textColor(color: Int) = { s"\033[38;5;${color}m" } | |
def backgroundColor(color:Int) = { s"\033[48;5;${color}m" } | |
def reset = { s"\033[0m" } | |
def formatText(str: String)(txtColor: Int, backColor: Int) = { | |
s"${textColor(txtColor)}${backgroundColor(backColor)}${str}${reset}" | |
} | |
val red = 1 | |
val green = 2 | |
val yellow = 11 | |
val white = 15 | |
val black = 16 | |
val orange = 166 | |
formatText(s"[${name.value}]")(white, orange) + | |
formatText(rArrow)(orange, yellow) + | |
formatText(s" $branch $gitBranch ")(black, yellow) + | |
formatText(rArrow)(yellow, black) + | |
"\n " + | |
formatText("\u276f\u276f\u276f ")(orange, black) | |
} |
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