com.facebook.buck.rules.macros

Interface MacroExpander<T,P>

All Known Implementing Classes:

AbsoluteOutputMacroExpander, AbstractLocationMacroExpander, AbstractMacroExpanderWithoutPrecomputedWork, ArgExpander, BuildTargetMacroExpander, ClasspathAbiMacroExpander, ClasspathMacroExpander, CxxLocationMacroExpander, EnvironmentVariableMacroExpander, ExecutableMacroExpander, LocationMacroExpander, LocationPlatformMacroExpander, MavenCoordinatesMacroExpander, OutputMacroExpander, QueryMacroExpander, QueryOutputsMacroExpander, QueryPathsMacroExpander, QueryTargetsAndOutputsMacroExpander, QueryTargetsMacroExpander, SimpleMacroExpander, StringExpander, WorkerMacroExpander

public interface MacroExpander<T,P>

Method Summary

Modifier and Type	Method and Description
Arg	expandFrom(BuildTarget target, ActionGraphBuilder graphBuilder, T input, P precomputedWork)
Class<T>	getInputClass()
P	precomputeWorkFrom(BuildTarget target, CellNameResolver cellNames, ActionGraphBuilder graphBuilder, T input)

Method Detail

getInputClass

Class<T> getInputClass()

Returns:

the class for the parsed macro input type.

precomputeWorkFrom

P precomputeWorkFrom(BuildTarget target,
                     CellNameResolver cellNames,
                     ActionGraphBuilder graphBuilder,
                     T input)
              throws MacroException

Returns:

the precomputed work that can be re-used between invocations

Throws:

MacroException

expandFrom

Arg expandFrom(BuildTarget target,
               ActionGraphBuilder graphBuilder,
               T input,
               P precomputedWork)
        throws MacroException

Throws:

MacroException