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annotate bin/activate.ps1 @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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1 $script:THIS_PATH = $myinvocation.mycommand.path
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2 $script:BASE_DIR = Split-Path (Resolve-Path "$THIS_PATH/..") -Parent
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3
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4 function global:deactivate([switch] $NonDestructive) {
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5 if (Test-Path variable:_OLD_VIRTUAL_PATH) {
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6 $env:PATH = $variable:_OLD_VIRTUAL_PATH
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7 Remove-Variable "_OLD_VIRTUAL_PATH" -Scope global
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8 }
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9
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10 if (Test-Path function:_old_virtual_prompt) {
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11 $function:prompt = $function:_old_virtual_prompt
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12 Remove-Item function:\_old_virtual_prompt
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13 }
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14
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15 if ($env:VIRTUAL_ENV) {
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16 Remove-Item env:VIRTUAL_ENV -ErrorAction SilentlyContinue
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17 }
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18
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19 if (!$NonDestructive) {
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20 # Self destruct!
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21 Remove-Item function:deactivate
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22 Remove-Item function:pydoc
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23 }
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24 }
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25
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26 function global:pydoc {
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27 python -m pydoc $args
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28 }
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29
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30 # unset irrelevant variables
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31 deactivate -nondestructive
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32
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33 $VIRTUAL_ENV = $BASE_DIR
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34 $env:VIRTUAL_ENV = $VIRTUAL_ENV
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35
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36 New-Variable -Scope global -Name _OLD_VIRTUAL_PATH -Value $env:PATH
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37
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38 $env:PATH = "$env:VIRTUAL_ENV/bin:" + $env:PATH
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39 if (!$env:VIRTUAL_ENV_DISABLE_PROMPT) {
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40 function global:_old_virtual_prompt {
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41 ""
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42 }
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43 $function:_old_virtual_prompt = $function:prompt
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44
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45 if ("" -ne "") {
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46 function global:prompt {
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47 # Add the custom prefix to the existing prompt
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48 $previous_prompt_value = & $function:_old_virtual_prompt
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49 ("" + $previous_prompt_value)
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50 }
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51 }
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52 else {
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53 function global:prompt {
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54 # Add a prefix to the current prompt, but don't discard it.
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55 $previous_prompt_value = & $function:_old_virtual_prompt
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56 $new_prompt_value = "($( Split-Path $env:VIRTUAL_ENV -Leaf )) "
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57 ($new_prompt_value + $previous_prompt_value)
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58 }
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59 }
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60 }