swift source file, search for the keywords declared in step 1 and output the line numbers where they were found. Search the directory containing the source files, denoted by SRCROOT, for. One application of Run Scripts Build Phase is making //TODO and //FIXME comments stand out, which is not supported by Xcode by default.Īs Xcode doesn’t offer a way to list all //TODO or //FIXME mentions by default we can create a Run Script to be run in the Run Script Phase, displaying the //TODOs and //FIXMEs and any other comments we want to stand out as warnings during builds, with the following script: KEYWORDS="TODO|FIXME|\?\?\?|\!\!\!" find $ -name "*.swift" -print0 | \ xargs -0 egrep -with-filename -line-number -only-matching "($KEYWORDS).*\$" | \ perl -p -e "s/($KEYWORDS)/ warning: \$1/“ĭeclare the keywords which we want to be presented as warnings when found in a. Using this Build Setting as a variable in a Run Script Phase script, you could access and manipulate your project files.Ī list of available Build Settings can be found here Example One useful Build Setting variable, for instance, is the SRCROOT variable, the value of which is the directory which contains the source files. What makes those Run Script Phase scripts really useful is that they have access to Xcode’s Build Settings and other environmental variables. By default, this is the default system shell, which on my system is /bin/sh.
Xcode lets you specify the path to the shell which should interpret your script.
To create a new Run Script, click on your project, then select the Build Phases tab and then add a New Run Script Phase. other shells, python, ruby, etc.) to be executed in the build phase. Run Script Phase scripts are a useful little feature of Xcode that allow us to write bash scripts (actually, you can run any kind of scripts, e.g.
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