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packaging/src/instructions.cr

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enum Package::BuildStatus
Success
Failed
Pass
end
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class Package::Backend::Building
getter phase : String
getter name : String
getter callback : Proc(Context, Recipe, BuildStatus)
def initialize(@phase, @name, &block : Proc(Context, Recipe, BuildStatus))
@callback = block
end
def build(context : Context, recipe : Recipe)
@callback.call context, recipe
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end
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end
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class Package::Instructions
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class Set < Array(String)
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def initialize(@phase : String)
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super()
end
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# FIXME: def execute
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def run(context : Context, recipe : Recipe) : BuildStatus
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if size > 0
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each do |command|
child = context.run recipe.building_directory, "sh", ["-c", command]
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if child.exit_status != 0
return BuildStatus::Failed
end
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end
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return BuildStatus::Success
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end
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context.building_backends.select(&.phase.==(@phase)).each do |backend|
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Dir.cd recipe.building_directory
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rvalue = backend.build context, recipe
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if rvalue == BuildStatus::Pass
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next
end
return rvalue
end
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BuildStatus::Pass
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rescue e
# Possible TODO: print the origin of the exception (backend, user-provided code, other/unknown).
STDERR << "Exception caught: " << e.message << "\n"
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BuildStatus::Failed
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end
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end
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# FIXME: Switch to an enum at some point?
getter configure = Set.new "configure"
getter build = Set.new "build"
getter install = Set.new "install"
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def to_a
[configure, build, install]
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end
end