Function getDiagnosticsWithPrecedingDirectives

test/fixtures/snapshot/typescript.js:117669–117675

* Creates a map of comment directives along with the diagnostics immediately preceded by one of them. * Comments that match to any of those diagnostics are marked as used.

(sourceFile, commentDirectives, flatDiagnostics)

         * Comments that match to any of those diagnostics are marked as used.
         */
        function getDiagnosticsWithPrecedingDirectives(sourceFile, commentDirectives, flatDiagnostics) {
            // Diagnostics are only reported if there is no comment directive preceding them
            // This will modify the directives map by marking "used" ones with a corresponding diagnostic
            var directives = ts.createCommentDirectivesMap(sourceFile, commentDirectives);
            var diagnostics = flatDiagnostics.filter(function (diagnostic) { return markPrecedingCommentDirectiveLine(diagnostic, directives) === -1; });
            return { diagnostics: diagnostics, directives: directives };
        }
        function getSuggestionDiagnostics(sourceFile, cancellationToken) {
            return runWithCancellationToken(function () {
                return getTypeChecker().getSuggestionDiagnostics(sourceFile, cancellationToken);