Exemplo n.º 1
0
        private static EvaluationResult NumberToStringMethod(Context context, int receiver, EvaluationResult radixAsObject, EvaluationStackFrame captures)
        {
            int?   radix = radixAsObject.IsUndefined ? (int?)null : (int)radixAsObject.Value;
            string result;

            if (radix != null)
            {
                ValidateRadix(radix.Value);
                result = Convert.ToString(receiver, radix.Value);
            }
            else
            {
                result = receiver.ToString(CultureInfo.InvariantCulture);
            }

            return(EvaluationResult.Create(result));
        }
Exemplo n.º 2
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        private static EvaluationResult Equals(Context context, PathAtom receiver, EvaluationResult fragment, EvaluationResult ignoreCase, EvaluationStackFrame captures)
        {
            var      stringTable = context.FrontEndContext.StringTable;
            PathAtom otherAtom   = Converter.ExpectPathAtomFromStringOrPathAtom(stringTable, fragment, new ConversionContext(pos: 1));

            if (!ignoreCase.IsUndefined)
            {
                bool ignoreCaseBool = Converter.ExpectBool(ignoreCase, new ConversionContext(pos: 2));
                if (ignoreCaseBool)
                {
                    return(EvaluationResult.Create(receiver.CaseInsensitiveEquals(stringTable, otherAtom)));
                }
            }

            // By default comparison is case sensitive
            return(EvaluationResult.Create(receiver.Equals(otherAtom)));
        }
Exemplo n.º 3
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        private EvaluationResult WithCustomMerge(Context context, ObjectLiteral receiver, EvaluationResult arg, EvaluationStackFrame captures)
        {
            var closure = Converter.ExpectClosure(arg);

            var entry = context.TopStack;
            var invocationLocation = entry.InvocationLocation;
            var invocationPath     = entry.Path;

            // Creating a new object with a custom merge is equivalent to override the current object with an object that only has the custom merge
            // function as an entry. And since the object literal creation process depends on its number of members, let's just do the override
            // explicitly
            var newObject = ObjectLiteral.Create(
                new [] { new NamedValue(m_customMergeFunction.StringId.Value, EvaluationResult.Create(closure)) },
                invocationLocation,
                invocationPath);

            return(receiver.Combine(context, ObjectLiteral.OverrideFunction, EvaluationResult.Create(newObject)));
        }
Exemplo n.º 4
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        private static EvaluationResult ParseInt(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var str   = Args.AsString(args, 0);
            var radix = Args.AsIntOptional(args, 1);

            if (radix != null)
            {
                ValidateRadix(radix.Value);
                return(EvaluationResult.Create(Convert.ToInt32(str, radix.Value)));
            }

            if (int.TryParse(str, NumberStyles.Any, s_numberFormatInfo, out int intValue))
            {
                return(EvaluationResult.Create(intValue));
            }

            return(EvaluationResult.Undefined);
        }
Exemplo n.º 5
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        private static EvaluationResult Equals(Context context, RelativePath receiver, EvaluationResult fragment, EvaluationResult ignoreCase, EvaluationStackFrame captures)
        {
            var stringTable = context.FrontEndContext.StringTable;

            Converter.ExpectPathFragment(stringTable, fragment, out PathAtom pathAtom, out RelativePath relativePath, new ConversionContext(pos: 1));
            relativePath = pathAtom.IsValid ? RelativePath.Create(pathAtom) : relativePath;

            if (!ignoreCase.IsUndefined)
            {
                bool ignoreCaseBool = Converter.ExpectBool(ignoreCase, new ConversionContext(pos: 2));
                if (ignoreCaseBool)
                {
                    return(EvaluationResult.Create(receiver.CaseInsensitiveEquals(stringTable, relativePath)));
                }
            }

            return(EvaluationResult.Create(receiver.Equals(relativePath)));
        }
Exemplo n.º 6
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        private static EvaluationResult ToArray(Context context, OrderedMap receiver, EvaluationStackFrame captures)
        {
            var result = new EvaluationResult[receiver.Count];

            var entry = context.TopStack;

            var kvps = receiver.ToArray();
            int i    = 0;

            foreach (var kvp in kvps)
            {
                var pair = ArrayLiteral.CreateWithoutCopy(new[] { kvp.Key, kvp.Value }, entry.InvocationLocation, entry.Path);
                result[i] = EvaluationResult.Create(pair);
                ++i;
            }

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(result, entry.InvocationLocation, entry.Path)));
        }
Exemplo n.º 7
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        private static EvaluationResult Unique(Context context, ArrayLiteral receiver, EvaluationStackFrame captures)
        {
            if (receiver.Length == 0)
            {
                return(EvaluationResult.Create(receiver));
            }

            // note that HashSet preserves insertion order
            var unique = new HashSet <EvaluationResult>(receiver.Values).ToArray();

            if (unique.Length == receiver.Length)
            {
                return(EvaluationResult.Create(receiver));
            }

            var entry = context.TopStack;

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(unique, entry.InvocationLocation, entry.Path)));
        }
Exemplo n.º 8
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        private static EvaluationResult LastIndexOf(Context context, string receiver, EvaluationResult arg0, EvaluationResult arg1, EvaluationStackFrame captures)
        {
            var arg0Str = Converter.ExpectString(arg0, new ConversionContext(pos: 1));
            var arg1Int = arg1.IsUndefined
                ? receiver.Length
                : Converter.ExpectNumber(arg1, context: new ConversionContext(pos: 2));

            if (arg1Int < 0)
            {
                arg1Int = 0;
            }

            if (arg1Int > receiver.Length)
            {
                arg1Int = receiver.Length;
            }

            return(EvaluationResult.Create(receiver.LastIndexOf(arg0Str, arg1Int, StringComparison.Ordinal)));
        }
Exemplo n.º 9
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        private static EvaluationResult MapWithState(Context context, ArrayLiteral receiver, EvaluationResult arg0, EvaluationResult arg1, EvaluationStackFrame captures)
        {
            var closure     = Converter.ExpectClosure(arg0);
            int paramsCount = closure.Function.Params;
            var state       = arg1;
            var arrays      = new EvaluationResult[receiver.Length];

            using (var frame = EvaluationStackFrame.Create(closure.Function, captures.Frame))
            {
                var entry = context.TopStack;

                var stateName = SymbolAtom.Create(context.FrontEndContext.StringTable, "state");
                var elemsName = SymbolAtom.Create(context.FrontEndContext.StringTable, "elems");
                var elemName  = SymbolAtom.Create(context.FrontEndContext.StringTable, "elem");

                for (int i = 0; i < receiver.Length; ++i)
                {
                    frame.TrySetArguments(paramsCount, state, receiver[i], i, EvaluationResult.Create(receiver));
                    EvaluationResult mapResult = context.InvokeClosure(closure, frame);

                    if (mapResult.IsErrorValue)
                    {
                        return(EvaluationResult.Error);
                    }

                    if (!(mapResult.Value is ObjectLiteral objectResult))
                    {
                        throw Converter.CreateException <ObjectLiteral>(mapResult, default(ConversionContext));
                    }

                    arrays[i] = objectResult[elemName];
                    state     = objectResult[stateName];
                }

                var bindings = new List <Binding>
                {
                    new Binding(elemsName, ArrayLiteral.CreateWithoutCopy(arrays, entry.InvocationLocation, entry.Path), location: default(LineInfo)),
                    new Binding(stateName, state, location: default(LineInfo)),
                };
                return(EvaluationResult.Create(ObjectLiteral.Create(bindings, entry.InvocationLocation, entry.Path)));
            }
        }
        private static EvaluationResult ReadGraphFragment(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var file        = Args.AsFile(args, 0);
            var deps        = Args.AsArrayLiteral(args, 1).Values.Select(v => (int)v.Value).ToArray();
            var description = Args.AsStringOptional(args, 2) ?? file.Path.ToString(context.PathTable);

            if (!file.IsSourceFile)
            {
                // Do not read output file.
                throw new FileOperationException(
                          new Exception(
                              I($"Failed adding pip graph fragment file '{file.Path.ToString(context.PathTable)}' because the file is not a source file")));
            }

            Contract.Assert(context.FrontEndContext.FileSystem.Exists(file.Path), "Fragment file does not exist");
            int id = Interlocked.Increment(ref s_uniqueFragmentId);
            var readFragmentTask = context.FrontEndHost.PipGraphFragmentManager.AddFragmentFileToGraph(id, file, deps, description);

            return(EvaluationResult.Create(id));
        }
Exemplo n.º 11
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        /// <inheritdoc />
        protected override EvaluationResult DoEval(Context context, ModuleLiteral env, EvaluationStackFrame frame)
        {
            var evaluatedPathExpression = PathExpression.Eval(context, env, frame);

            if (evaluatedPathExpression.IsErrorValue)
            {
                return(EvaluationResult.Error);
            }

            try
            {
                var path = Converter.ExpectPath(evaluatedPathExpression, strict: true, context: new ConversionContext(pos: 1));
                return(EvaluationResult.Create(FileArtifact.CreateSourceFile(path)));
            }
            catch (ConvertException e)
            {
                context.Errors.ReportUnexpectedValueTypeOnConversion(env, e, Location);
                return(EvaluationResult.Error);
            }
        }
Exemplo n.º 12
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        private static EvaluationResult StaticMerge(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            ObjectLiteral result = null;

            var arrayOfObjects = Args.AsArrayLiteral(args, 0);

            for (int i = 0; i < arrayOfObjects.Length; i++)
            {
                if (arrayOfObjects[i].IsUndefined)
                {
                    continue;
                }

                var arg = Converter.ExpectObjectLiteral(
                    arrayOfObjects[i],
                    new ConversionContext(pos: i, objectCtx: arrayOfObjects));
                if (result == null)
                {
                    result = arg;
                }
                else
                {
                    var merged = result.Merge(context, EvaluationStackFrame.UnsafeFrom(new EvaluationResult[0]), EvaluationResult.Create(arg));
                    // Merge can fail due to custom merge functions failing.
                    if (merged.IsErrorValue)
                    {
                        return(merged);
                    }

                    // Left and right are guaranteed to be objects so the result must be object.
                    result = (ObjectLiteral)merged.Value;
                }
            }

            if (result == null)
            {
                return(EvaluationResult.Undefined);
            }

            return(EvaluationResult.Create(result));
        }
Exemplo n.º 13
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        /// <summary>
        /// Implements relative path interpolation
        /// </summary>
        private static EvaluationResult Interpolate(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            Args.CheckArgumentIndex(args, 1);

            var stringTable = context.FrontEndContext.StringTable;

            PathAtom pathAtom = Converter.ExpectPathAtomFromStringOrPathAtom(stringTable, args[0], new ConversionContext(pos: 1));
            var      rest     = Args.AsArrayLiteral(args, 1);

            for (int i = 0; i < rest.Length; i++)
            {
                pathAtom = pathAtom.Concat(
                    stringTable,
                    Converter.ExpectPathAtomFromStringOrPathAtom(
                        stringTable,
                        rest[i],
                        new ConversionContext(pos: i + 1, objectCtx: rest)));
            }

            return(EvaluationResult.Create(pathAtom));
        }
Exemplo n.º 14
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        private static EvaluationResult CombinePaths(Context context, RelativePath receiver, EvaluationResult arg, EvaluationStackFrame captures)
        {
            var stringTable = context.FrontEndContext.StringTable;
            var argArray    = Converter.ExpectArrayLiteral(arg, new ConversionContext(pos: 1));

            RelativePath currentRelativePath = receiver;

            for (int i = 0; i < argArray.Length; i++)
            {
                Converter.ExpectPathFragment(
                    stringTable,
                    argArray[i],
                    out PathAtom pathAtom,
                    out RelativePath relativePath,
                    new ConversionContext(pos: i + 1, objectCtx: argArray));

                currentRelativePath = relativePath.IsValid ? currentRelativePath.Combine(relativePath) : currentRelativePath.Combine(pathAtom);
            }

            return(EvaluationResult.Create(currentRelativePath));
        }
Exemplo n.º 15
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        private static EvaluationResult AppendRepeat(Context context, StringBuilderWrapper receiver, EvaluationResult arg1, EvaluationResult arg2, EvaluationStackFrame captures)
        {
            var stringValue = Converter.ExpectString(arg1);
            var repeatValue = Math.Max(0, Converter.ExpectNumber(arg2));

            var builder = receiver.StringBuilder;

            if (stringValue.Length == 1)
            {
                builder.Append(stringValue[0], repeatValue);
            }
            else
            {
                for (var i = 0; i < repeatValue; i++)
                {
                    builder.Append(stringValue);
                }
            }

            return(EvaluationResult.Create(receiver));
        }
Exemplo n.º 16
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        private static EvaluationResult Slice(Context context, string receiver, EvaluationResult arg0, EvaluationResult arg1, EvaluationStackFrame captures)
        {
            var start = arg0.IsUndefined
                ? 0
                : Converter.ExpectNumber(arg0, context: new ConversionContext(pos: 1));

            var end = arg1.IsUndefined
                ? receiver.Length
                : Converter.ExpectNumber(arg1, context: new ConversionContext(pos: 2));

            // this seems to be the semantics in JavaScript (if 'end' is greater than length,
            // it's trimmed down to length; but if 'start' is less than 0, the result is the empty string)
            if (end > receiver.Length)
            {
                end = receiver.Length;
            }

            return((start < 0 || start >= receiver.Length || end <= 0 || end > receiver.Length || end <= start)
                ? EvaluationResult.Create(string.Empty)
                : EvaluationResult.Create(receiver.Substring(start, end - start)));
        }
Exemplo n.º 17
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        private static EvaluationResult SomeOrAll(Context context, ArrayLiteral receiver, EvaluationResult arg, EvaluationStackFrame captures, bool isSome)
        {
            var closure = Converter.ExpectClosure(arg);

            if (receiver.Length == 0)
            {
                return(EvaluationResult.Create(!isSome));
            }

            int paramsCount = closure.Function.Params;

            using (var frame = EvaluationStackFrame.Create(closure.Function, captures.Frame))
            {
                for (int i = 0; i < receiver.Length; ++i)
                {
                    frame.TrySetArguments(paramsCount, receiver[i], i, EvaluationResult.Create(receiver));
                    EvaluationResult lambdaResult = context.InvokeClosure(closure, frame);

                    if (lambdaResult.IsErrorValue)
                    {
                        return(EvaluationResult.Error);
                    }

                    bool isTrue = Expression.IsTruthy(lambdaResult);
                    if (isSome && isTrue)
                    {
                        return(EvaluationResult.True);
                    }

                    if (!isSome && !isTrue)
                    {
                        return(EvaluationResult.False);
                    }
                }

                // if isSome ("some") and we've exhausted the loop (no elem matched) ==> return false
                // if !isSome ("all") and we've exhausted the loop (all elems matched) ==> return true
                return(EvaluationResult.Create(!isSome));
            }
        }
Exemplo n.º 18
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        private EvaluationResult IpcSend(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var obj = Args.AsObjectLiteral(args, 0);

            if (!TryScheduleIpcPip(context, obj, allowUndefinedTargetService: false, isServiceFinalization: false, out var outputFile, out _))
            {
                // Error has been logged
                return(EvaluationResult.Error);
            }


            // create and return result
            var result = ObjectLiteral.Create(
                new List <Binding>
            {
                new Binding(m_ipcSendResultOutputFile, outputFile, location: default(LineInfo)),
            },
                context.TopStack.InvocationLocation,
                context.TopStack.Path);

            return(EvaluationResult.Create(result));
        }
Exemplo n.º 19
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        private static EvaluationResult GetPathValues(Context context, EvaluationStackFrame args, Type type)
        {
            var    name      = Args.AsString(args, 0);
            var    separator = Args.AsString(args, 1);
            string strValue  = GetRawValue(context, name);

            var entry = context.TopStack;

            if (string.IsNullOrWhiteSpace(strValue))
            {
                return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(CollectionUtilities.EmptyArray <EvaluationResult>(), entry.InvocationLocation, entry.Path)));
            }

            var values       = separator.Length == 0 ? new[] { strValue } : strValue.Split(new[] { separator }, StringSplitOptions.RemoveEmptyEntries);
            var pathsOrFiles = new List <EvaluationResult>();

            for (int i = 0; i < values.Length; ++i)
            {
                if (!string.IsNullOrWhiteSpace(values[i]))
                {
                    AbsolutePath path = ParsePath(context, name, values[i], 1);

                    EvaluationResult result =
                        type == typeof(AbsolutePath)      ? EvaluationResult.Create(path) :
                        type == typeof(FileArtifact)      ? EvaluationResult.Create(FileArtifact.CreateSourceFile(path)) :
                        type == typeof(DirectoryArtifact) ? EvaluationResult.Create(DirectoryArtifact.CreateWithZeroPartialSealId(path)) :
                        EvaluationResult.Undefined;

                    if (result.IsUndefined)
                    {
                        throw Contract.AssertFailure(I($"Cannot convert paths to typeof({type.Name})"));
                    }

                    pathsOrFiles.Add(result);
                }
            }

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(pathsOrFiles.ToArray(), entry.InvocationLocation, entry.Path)));
        }
Exemplo n.º 20
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        private EvaluationResult[] EnumerateFilesOrDirectories(
            Context context,
            string directoryPath,
            string searchPattern,
            bool isRecursive,
            bool enumerateDirectory)
        {
            var fileSystem = context.FrontEndContext.FileSystem;

            if (enumerateDirectory)
            {
                return(fileSystem
                       .EnumerateDirectories(AbsolutePath.Create(context.PathTable, directoryPath), searchPattern, isRecursive)
                       .Select(ap => EvaluationResult.Create(DirectoryArtifact.CreateWithZeroPartialSealId(ap)))
                       .ToArray());
            }

            return(fileSystem
                   .EnumerateFiles(AbsolutePath.Create(context.PathTable, directoryPath), searchPattern, isRecursive)
                   .Select(ap => EvaluationResult.Create(FileArtifact.CreateSourceFile(ap)))
                   .ToArray());
        }
Exemplo n.º 21
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        private static EvaluationResult Split(Context context, string receiver, EvaluationResult arg0, EvaluationResult arg1, EvaluationStackFrame captures)
        {
            var separator    = Converter.ExpectString(arg0, new ConversionContext(pos: 1));
            var resultAsStrs = receiver.Split(new[] { separator }, int.MaxValue, StringSplitOptions.None);

            // Here, C# and ECMAScript semantics differ:
            // ECMAScript: ";aa;;bb;".split(";", 3) will yield ["", "aa", ""]
            // C#: ";aa;;bb;".split(";", 3) will yield ["", "aa", ";bb;"]
            // (i.e., C# stops splitting, and ECMAScript truncates)
            var len = arg1.IsUndefined ? resultAsStrs.Length : Converter.ExpectNumber(arg1, context: new ConversionContext(pos: 2));

            var result = new EvaluationResult[len];

            for (int i = 0; i < len; i++)
            {
                result[i] = EvaluationResult.Create(resultAsStrs[i]);
            }

            var entry = context.TopStack;

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(result, entry.InvocationLocation, entry.Path)));
        }
Exemplo n.º 22
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        private EvaluationResult AddIfLazy(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var condition = Args.AsBool(args, 0);

            if (!condition)
            {
                // Return empty Array
                var entry = context.TopStack;
                return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(new EvaluationResult[0], entry.InvocationLocation, entry.Path)));
            }

            // Call the function passed in and return that result
            var closure = Args.AsClosure(args, 1);
            var result  = context.InvokeClosure(closure, closure.Frame);

            if (result.IsErrorValue)
            {
                return(EvaluationResult.Error);
            }

            return(result);
        }
Exemplo n.º 23
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        private EvaluationResult GetMount(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var engine = context.FrontEndHost.Engine;
            var name   = Convert.ToString(args[0].Value, CultureInfo.InvariantCulture);

            GetProvenance(context, out AbsolutePath path, out LineInfo lineInfo);

            var result = engine.TryGetMount(name, "Script", AmbientTypes.ScriptModuleId, out IMount mount);

            switch (result)
            {
            case TryGetMountResult.Success:
                return
                    (EvaluationResult.Create(ObjectLiteral.Create(
                                                 new Binding(MountNameObject, mount.Name, location: lineInfo),
                                                 new Binding(MountPathObject, mount.Path, location: lineInfo))));

            case TryGetMountResult.NameNullOrEmpty:
                throw TryGetMountException.MountNameNullOrEmpty(env, new ErrorContext(pos: 1), lineInfo);

            case TryGetMountResult.NameNotFound:
                // Check for case mismatch.
                var mountNames = engine.GetMountNames("Script", BuildXL.Utilities.ModuleId.Invalid);
                foreach (var mountName in mountNames)
                {
                    if (string.Equals(name, mountName, StringComparison.OrdinalIgnoreCase))
                    {
                        throw TryGetMountException.MountNameCaseMismatch(env, name, mountName, new ErrorContext(pos: 1), lineInfo);
                    }
                }

                throw TryGetMountException.MountNameNotFound(env, name, mountNames, new ErrorContext(pos: 1), lineInfo);

            default:
                Contract.Assume(false, "Unexpected TryGetMountResult");
                return(EvaluationResult.Undefined);
            }
        }
Exemplo n.º 24
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        private static EvaluationResult MapDefined(Context context, ArrayLiteral receiver, EvaluationResult arg, EvaluationStackFrame captures)
        {
            var closure     = Converter.ExpectClosure(arg);
            int paramsCount = closure.Function.Params;

            if (receiver.Length == 0)
            {
                return(EvaluationResult.Create(receiver));
            }

            var result = new EvaluationResult[receiver.Length];

            using (var frame = EvaluationStackFrame.Create(closure.Function, captures.Frame))
            {
                int j = 0;
                for (int i = 0; i < receiver.Length; ++i)
                {
                    frame.TrySetArguments(paramsCount, receiver[i], i, EvaluationResult.Create(receiver));
                    EvaluationResult r = context.InvokeClosure(closure, frame);

                    if (r.IsErrorValue)
                    {
                        return(EvaluationResult.Error);
                    }

                    // Skip the result if undefined.
                    if (!r.IsUndefined)
                    {
                        result[j] = r;
                        ++j;
                    }
                }

                var definedResult = new EvaluationResult[j];
                Array.Copy(result, 0, definedResult, 0, j);
                return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(definedResult, context.TopStack.InvocationLocation, context.TopStack.Path)));
            }
        }
Exemplo n.º 25
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        /// <inheritdoc/>
        protected override EvaluationResult DoEval(Context context, ModuleLiteral env, EvaluationStackFrame frame)
        {
            var result = m_expression.Eval(context, env, frame);

            if (result.IsErrorValue)
            {
                return(result);
            }

            if (!(result.Value is ModuleLiteral module))
            {
                var thisNodeType = nameof(ModuleToObjectLiteral);
                throw Contract.AssertFailure(
                          $"AstConverter should never create a '{thisNodeType}' node that wraps an expression that evaluates to something other than {nameof(ModuleLiteral)}. " +
                          $"Instead, this '{thisNodeType}' wraps an expression of type '{m_expression.GetType().Name}' which evaluated to an instance of type '{result.Value?.GetType().Name}'.");
            }

            var bindings = module
                           .GetAllBindings(context)
                           .Where(kvp => kvp.Key != Constants.Names.RuntimeRootNamespaceAlias)
                           .Select(kvp =>
            {
                var name       = SymbolAtom.Create(context.StringTable, kvp.Key);
                var location   = kvp.Value.Location;
                var evalResult = module.GetOrEvalFieldBinding(context, name, kvp.Value, location);
                return(new Binding(name, evalResult.Value, location));
            })
                           .ToArray();

            if (bindings.Any(b => b.Body.IsErrorValue()))
            {
                return(EvaluationResult.Error);
            }

            var objectLiteral = ObjectLiteral.Create(bindings);

            return(EvaluationResult.Create(objectLiteral));
        }
Exemplo n.º 26
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        private static EvaluationResult ReadAllText(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            // File that is read here will be tracked by the input tracker in the same way the spec file.
            var file = Args.AsFile(args, 0);

            if (!file.IsSourceFile)
            {
                // Do not read output file.
                throw new FileOperationException(
                          new Exception(
                              I($"Failed reading '{file.Path.ToString(context.PathTable)}' because the file is not a source file")));
            }

            var possibleContent = context.FrontEndHost.Engine.GetFileContentAsync(file.Path).GetAwaiter().GetResult();

            if (possibleContent.Succeeded)
            {
                return(EvaluationResult.Create(possibleContent.Result.GetContentAsString()));
            }

            throw new FileOperationException(
                      new Exception(I($"Failed reading '{file.Path.ToString(context.PathTable)}'"), possibleContent.Failure.Exception));
        }
Exemplo n.º 27
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        private static EvaluationResult AssertFileExistence(Context context, StaticDirectory receiver, EvaluationResult arg, EvaluationStackFrame captures)
        {
            var path = GetPathFromArgument(context, receiver, arg);

            // For non-opaque outputs, this is just a getFile() call.
            if (!receiver.SealDirectoryKind.IsOpaqueOutput())
            {
                return(GetFile(context, receiver, arg, captures));
            }

            if (!path.IsWithin(context.PathTable, receiver.Root.Path))
            {
                // If the path is not within the directory, we already know it is not there
                throw new FileNotFoundInStaticDirectoryException(path.ToString(context.PathTable), new ErrorContext(objectCtx: arg.Value, pos: 0));
            }

            if (!context.GetPipConstructionHelper().TryAssertOutputExistenceInOpaqueDirectory(receiver.Root, path, out FileArtifact fileArtifact))
            {
                throw new InvalidOutputAssertionUnderOpaqueDirectoryException(path.ToString(context.PathTable), new ErrorContext(objectCtx: arg.Value, pos: 0));
            }

            return(EvaluationResult.Create(fileArtifact));
        }
Exemplo n.º 28
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        private static EvaluationResult AddRange(Context context, ArrayLiteral receiver, EvaluationResult arg, EvaluationStackFrame captures)
        {
            var arrayArg = Converter.ExpectArrayLiteral(arg);

            if (arrayArg.Length == 0)
            {
                return(EvaluationResult.Create(receiver));
            }

            if (receiver.Length == 0)
            {
                return(EvaluationResult.Create(arrayArg));
            }

            var result = new EvaluationResult[receiver.Length + arrayArg.Length];

            receiver.Copy(0, result, 0, receiver.Length);
            arrayArg.Copy(0, result, receiver.Length, arrayArg.Length);

            var entry = context.TopStack;

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(result, entry.InvocationLocation, entry.Path)));
        }
Exemplo n.º 29
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        private EvaluationResult DumpData(Context context, ModuleLiteral env, EvaluationStackFrame args)
        {
            var pathTable = context.FrontEndContext.PathTable;
            var data      = Args.AsIs(args, 0);

            string dataAsString = null;

            switch (data)
            {
            case string s:
                dataAsString = s;
                break;

            case IImplicitPath pathData:
                dataAsString = pathData.Path.ToString(context.PathTable);
                break;

            case PathAtom pathAtom:
                dataAsString = pathAtom.ToString(context.StringTable);
                break;

            case RelativePath relativePath:
                dataAsString = relativePath.ToString(context.StringTable);
                break;

            case int n:
                dataAsString = n.ToString(CultureInfo.InvariantCulture);
                break;

            default:     // This is effectively only for object literals
                // Slow path
                dataAsString = DataProcessor.ProcessData(context.StringTable, m_dataSeparator, m_dataContents, context.FrontEndContext.PipDataBuilderPool, EvaluationResult.Create(data), new ConversionContext(pos: 1)).ToString(context.PathTable);
                break;
            }

            return(EvaluationResult.Create(dataAsString));
        }
Exemplo n.º 30
0
        private static EvaluationResult GetFiles(Context context, StaticDirectory receiver, EvaluationResult argument, EvaluationStackFrame captures)
        {
            ArrayLiteral args   = Converter.ExpectArrayLiteral(argument);
            var          result = new EvaluationResult[args.Length];

            for (int i = 0; i < args.Length; i++)
            {
                var arg = args[i];

                AbsolutePath path;
                if (arg.Value is AbsolutePath absolutePath)
                {
                    path = absolutePath;
                }
                else
                {
                    var stringTable = context.FrontEndContext.StringTable;
                    var pathTable   = context.FrontEndContext.PathTable;

                    Converter.ExpectPathFragment(stringTable, arg, out PathAtom pathAtom, out RelativePath relativePath, new ConversionContext(pos: 1));

                    path = receiver.Root.Path;
                    path = pathAtom.IsValid ? path.Combine(pathTable, pathAtom) : path.Combine(pathTable, relativePath);
                }

                if (receiver.TryGetFileArtifact(path, out FileArtifact file))
                {
                    result[i] = EvaluationResult.Create(file);
                }
                else
                {
                    throw new FileNotFoundInStaticDirectoryException(path.ToString(context.PathTable), new ErrorContext(objectCtx: arg.Value, pos: i));
                }
            }

            return(EvaluationResult.Create(ArrayLiteral.CreateWithoutCopy(result, context.TopStack.InvocationLocation, context.TopStack.Path)));
        }