uses: do nothing if no args
uses: do nothing if no args

aw1621107/brew,DomT4/brew,reelsense/brew,mistydemeo/homebrew,ilovezfs/brew,alyssais/brew,sjackman/homebrew,MikeMcQuaid/brew,gregory-nisbet/brew,rwhogg/brew,sjackman/homebrew,reelsense/brew,toonetown/homebrew,hanxue/linuxbrew,konqui/brew,claui/brew,aw1621107/brew,JCount/brew,Homebrew/brew,Linuxbrew/brew,toonetown/homebrew,sjackman/homebrew,staticfloat/brew,Linuxbrew/brew,claui/brew,maxim-belkin/brew,alyssais/brew,claui/brew,DomT4/brew,muellermartin/dist,pseudocody/brew,konqui/brew,amar-laksh/brew_sudo,zmwangx/brew,gregory-nisbet/brew,reitermarkus/brew,staticfloat/brew,AnastasiaSulyagina/brew,muellermartin/dist,JCount/brew,Linuxbrew/brew,aw1621107/brew,sjackman/homebrew,MikeMcQuaid/brew,MikeMcQuaid/brew,maxim-belkin/brew,gordonmcshane/homebrew,tonyg/homebrew,ilovezfs/brew,tonyg/homebrew,toonetown/homebrew,pseudocody/brew,bfontaine/brew,mahori/brew,pseudocody/brew,amar-laksh/brew_sudo,Linuxbrew/brew,reitermarkus/brew,nandub/brew,maxim-belkin/brew,vitorgalvao/brew,JCount/brew,muellermartin/dist,gordonmcshane/homebrew,mistydemeo/homebrew,claui/brew,rwhogg/brew,jmsundar/brew,bfontaine/brew,nandub/brew,gregory-nisbet/brew,konqui/brew,vitorgalvao/brew,reelsense/brew,hanxue/linuxbrew,amar-laksh/brew_sudo,nandub/brew,jmsundar/brew,tonyg/homebrew,nandub/brew,reitermarkus/brew,mahori/brew,DomT4/brew,AnastasiaSulyagina/brew,vitorgalvao/brew,konqui/brew,Homebrew/brew,vitorgalvao/brew,mistydemeo/homebrew,jmsundar/brew,ilovezfs/brew,palxex/brew,palxex/brew,mahori/brew,EricFromCanada/brew,palxex/brew,mgrimes/brew,AnastasiaSulyagina/brew,mahori/brew,mgrimes/brew,EricFromCanada/brew,EricFromCanada/brew,Homebrew/brew,mgrimes/brew,EricFromCanada/brew,hanxue/linuxbrew,gordonmcshane/homebrew,zmwangx/brew,zmwangx/brew,JCount/brew,staticfloat/brew,rwhogg/brew,alyssais/brew,reitermarkus/brew,bfontaine/brew,DomT4/brew,MikeMcQuaid/brew,Homebrew/brew