Examples with BuildTargetPatternParser com.facebook.buck.parser.BuildTargetPatternParser used on opensource projects

Example 1 with BuildTargetPatternParser

use of com.facebook.buck.parser.BuildTargetPatternParser in project buck by facebook.

the class QueryUtils method extractBuildTargets.

public static Stream<BuildTarget> extractBuildTargets(CellPathResolver cellPathResolver, BuildTargetPatternParser<BuildTargetPattern> parserPattern, Query query) throws QueryException {
    GraphEnhancementQueryEnvironment env = new GraphEnhancementQueryEnvironment(Optional.empty(), Optional.empty(), cellPathResolver, parserPattern, ImmutableSet.of());
    ListeningExecutorService executorService = MoreExecutors.newDirectExecutorService();
    QueryExpression parsedExp = QueryExpression.parse(query.getQuery(), env);
    List<String> targetLiterals = new ArrayList<>();
    parsedExp.collectTargetPatterns(targetLiterals);
    return targetLiterals.stream().flatMap(pattern -> {
        try {
            return env.getTargetsMatchingPattern(pattern, executorService).stream();
        } catch (Exception e) {
            throw new RuntimeException("Error parsing target expression", e);
        }
    }).map(queryTarget -> {
        Preconditions.checkState(queryTarget instanceof QueryBuildTarget);
        return ((QueryBuildTarget) queryTarget).getBuildTarget();
    });
}