make set_depends run dub describe, track json output

- traded $PWD for project root as ./, i.e. from dub describe json
- dub describe deletes parts of dependencies that are unreferenced by
  the project build; these are available elsewhere and there is little
  reason to keep them

21 files changed, 0 insertions, 989 deletions

diff --git a/src/ext_depends/D-YAML/examples/constructor/dub.json b/src/ext_depends/D-YAML/examples/constructor/dub.json
deleted file mode 100644
index 1aca4ee..0000000
--- a/src/ext_depends/D-YAML/examples/constructor/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "constructor",
-    "targetType": "executable",
-    "sourceFiles": ["main.d"],
-    "mainSourceFile": "main.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*"}
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/constructor/input.yaml b/src/ext_depends/D-YAML/examples/constructor/input.yaml
deleted file mode 100644
index 8d56926..0000000
--- a/src/ext_depends/D-YAML/examples/constructor/input.yaml
+++ /dev/null
@@ -1,8 +0,0 @@
-scalar-red: !color FF0000
-scalar-orange: !color FFFF00
-mapping-red: !color-mapping {r: 255, g: 0, b: 0}
-mapping-orange:
-   !color-mapping
-   r: 255
-   g: 255
-   b: 0
diff --git a/src/ext_depends/D-YAML/examples/constructor/main.d b/src/ext_depends/D-YAML/examples/constructor/main.d
deleted file mode 100644
index 50826f1..0000000
--- a/src/ext_depends/D-YAML/examples/constructor/main.d
+++ /dev/null
@@ -1,91 +0,0 @@
-import std.stdio;
-import std.string;
-import dyaml;
-
-struct Color
-{
-   ubyte red;
-   ubyte green;
-   ubyte blue;
-
-   this(ubyte r, ubyte g, ubyte b) @safe
-   {
-        red = r;
-        green = g;
-        blue = b;
-   }
-
-   this(const Node node, string tag) @safe
-   {
-        if (tag == "!color-mapping")
-        {
-            //Will throw if a value is missing, is not an integer, or is out of range.
-            red = node["r"].as!ubyte;
-            green = node["g"].as!ubyte;
-            blue = node["b"].as!ubyte;
-        }
-        else
-        {
-            string value = node.as!string;
-
-            if(value.length != 6)
-            {
-                throw new Exception("Invalid color: " ~ value);
-            }
-            //We don't need to check for uppercase chars this way.
-            value = value.toLower();
-
-            //Get value of a hex digit.
-            uint hex(char c)
-            {
-                import std.ascii;
-                if(!std.ascii.isHexDigit(c))
-                {
-                    throw new Exception("Invalid color: " ~ value);
-                }
-
-                if(std.ascii.isDigit(c))
-                {
-                    return c - '0';
-                }
-                return c - 'a' + 10;
-            }
-
-            red   = cast(ubyte)(16 * hex(value[0]) + hex(value[1]));
-            green = cast(ubyte)(16 * hex(value[2]) + hex(value[3]));
-            blue  = cast(ubyte)(16 * hex(value[4]) + hex(value[5]));
-        }
-   }
-}
-
-void main(string[] args)
-{
-   auto red = Color(255, 0, 0);
-   auto orange = Color(255, 255, 0);
-
-   string path = "input.yaml";
-   if (args.length > 1)
-   {
-        path = args[1];
-   }
-
-   try
-   {
-       auto root = Loader.fromFile(path).load();
-
-       if(root["scalar-red"].as!Color     == red &&
-          root["mapping-red"].as!Color    == red &&
-          root["scalar-orange"].as!Color  == orange &&
-          root["mapping-orange"].as!Color == orange)
-       {
-           writeln("SUCCESS");
-           return;
-       }
-   }
-   catch(YAMLException e)
-   {
-       writeln(e.msg);
-   }
-
-   writeln("FAILURE");
-}
diff --git a/src/ext_depends/D-YAML/examples/getting_started/dub.json b/src/ext_depends/D-YAML/examples/getting_started/dub.json
deleted file mode 100644
index 844c006..0000000
--- a/src/ext_depends/D-YAML/examples/getting_started/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "getting-started",
-    "targetType": "executable",
-    "sourceFiles": ["main.d"],
-    "mainSourceFile": "main.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/getting_started/input.yaml b/src/ext_depends/D-YAML/examples/getting_started/input.yaml
deleted file mode 100644
index 8b093ae..0000000
--- a/src/ext_depends/D-YAML/examples/getting_started/input.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-Hello World : [Hello, World]
-Answer : 42
diff --git a/src/ext_depends/D-YAML/examples/getting_started/main.d b/src/ext_depends/D-YAML/examples/getting_started/main.d
deleted file mode 100644
index 2cc242c..0000000
--- a/src/ext_depends/D-YAML/examples/getting_started/main.d
+++ /dev/null
@@ -1,18 +0,0 @@
-import std.stdio;
-import dyaml;
-
-void main()
-{
-    //Read the input.
-    Node root = Loader.fromFile("input.yaml").load();
-
-    //Display the data read.
-    foreach(string word; root["Hello World"])
-    {
-        writeln(word);
-    }
-    writeln("The answer is ", root["Answer"].as!int);
-
-    //Dump the loaded document to output.yaml.
-    dumper().dump(File("output.yaml", "w").lockingTextWriter, root);
-}
diff --git a/src/ext_depends/D-YAML/examples/representer/dub.json b/src/ext_depends/D-YAML/examples/representer/dub.json
deleted file mode 100644
index c46c42f..0000000
--- a/src/ext_depends/D-YAML/examples/representer/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "representer",
-    "targetType": "executable",
-    "sourceFiles": ["main.d"],
-    "mainSourceFile": "main.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/representer/main.d b/src/ext_depends/D-YAML/examples/representer/main.d
deleted file mode 100644
index 18ec4c5..0000000
--- a/src/ext_depends/D-YAML/examples/representer/main.d
+++ /dev/null
@@ -1,43 +0,0 @@
-import std.stdio;
-import dyaml;
-
-struct Color
-{
-   ubyte red;
-   ubyte green;
-   ubyte blue;
-
-   Node opCast(T: Node)() const
-   {
-       static immutable hex = "0123456789ABCDEF";
-
-       //Using the color format from the Constructor example.
-       string scalar;
-       foreach(channel; [red, green, blue])
-       {
-           scalar ~= hex[channel / 16];
-           scalar ~= hex[channel % 16];
-       }
-
-       //Representing as a scalar, with custom tag to specify this data type.
-       return Node(scalar, "!color");
-   }
-}
-
-void main()
-{
-   try
-   {
-       auto dumper = dumper();
-
-       auto document = Node([Color(255, 0, 0),
-                             Color(0, 255, 0),
-                             Color(0, 0, 255)]);
-
-       dumper.dump(File("output.yaml", "w").lockingTextWriter, document);
-   }
-   catch(YAMLException e)
-   {
-       writeln(e.msg);
-   }
-}
diff --git a/src/ext_depends/D-YAML/examples/resolver/dub.json b/src/ext_depends/D-YAML/examples/resolver/dub.json
deleted file mode 100644
index 30b55d8..0000000
--- a/src/ext_depends/D-YAML/examples/resolver/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "resolver",
-    "targetType": "executable",
-    "sourceFiles": ["main.d"],
-    "mainSourceFile": "main.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/resolver/input.yaml b/src/ext_depends/D-YAML/examples/resolver/input.yaml
deleted file mode 100644
index 99b9a5a..0000000
--- a/src/ext_depends/D-YAML/examples/resolver/input.yaml
+++ /dev/null
@@ -1,8 +0,0 @@
-scalar-red: FF0000
-scalar-orange: FFFF00
-mapping-red: !color-mapping {r: 255, g: 0, b: 0}
-mapping-orange:
-    !color-mapping
-    r: 255
-    g: 255
-    b: 0
diff --git a/src/ext_depends/D-YAML/examples/resolver/main.d b/src/ext_depends/D-YAML/examples/resolver/main.d
deleted file mode 100644
index f3c08a1..0000000
--- a/src/ext_depends/D-YAML/examples/resolver/main.d
+++ /dev/null
@@ -1,36 +0,0 @@
-import std.regex;
-import std.stdio;
-import dyaml;
-
-int main(string[] args)
-{
-    string path = "input.yaml";
-    if (args.length > 1)
-    {
-        path = args[1];
-    }
-
-    try
-    {
-
-        auto loader = Loader.fromFile("input.yaml");
-        loader.resolver.addImplicitResolver("!color", regex("[0-9a-fA-F]{6}"),
-            "0123456789abcdefABCDEF");
-
-        auto root = loader.load();
-
-        if(root["scalar-red"].tag == "!color" &&
-            root["scalar-orange"].tag == "!color")
-        {
-            writeln("SUCCESS");
-            return 0;
-        }
-    }
-    catch(YAMLException e)
-    {
-        writeln(e.msg);
-    }
-
-    writeln("FAILURE");
-    return 1;
-}
diff --git a/src/ext_depends/D-YAML/examples/tojson/dub.json b/src/ext_depends/D-YAML/examples/tojson/dub.json
deleted file mode 100644
index ba014b8..0000000
--- a/src/ext_depends/D-YAML/examples/tojson/dub.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-    "name": "tojson",
-    "targetType": "executable",
-    "dependencies":
-    {
-        "dyaml": "*"
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/tojson/source/app.d b/src/ext_depends/D-YAML/examples/tojson/source/app.d
deleted file mode 100644
index 654274f..0000000
--- a/src/ext_depends/D-YAML/examples/tojson/source/app.d
+++ /dev/null
@@ -1,54 +0,0 @@
-module dyaml.tojson;
-import std.datetime;
-import std.json;
-import std.stdio;
-import dyaml;
-
-void main()
-{
-    auto doc = Loader.fromFile(stdin).load();
-    auto json = doc.toJSON;
-    writeln(json.toPrettyString);
-}
-
-JSONValue toJSON(Node node)
-{
-    JSONValue output;
-    final switch (node.type)
-    {
-        case NodeType.sequence:
-            output = JSONValue(string[].init);
-            foreach (Node seqNode; node)
-            {
-                output.array ~= seqNode.toJSON();
-            }
-            break;
-        case NodeType.mapping:
-            output = JSONValue(string[string].init);
-            foreach (Node keyNode, Node valueNode; node)
-            {
-                output[keyNode.as!string] = valueNode.toJSON();
-            }
-            break;
-        case NodeType.string:
-            output = node.as!string;
-            break;
-        case NodeType.integer:
-            output = node.as!long;
-            break;
-        case NodeType.decimal:
-            output = node.as!real;
-            break;
-        case NodeType.boolean:
-            output = node.as!bool;
-            break;
-        case NodeType.timestamp:
-            output = node.as!SysTime.toISOExtString();
-            break;
-        case NodeType.merge:
-        case NodeType.null_:
-        case NodeType.binary:
-        case NodeType.invalid:
-    }
-    return output;
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_bench/dub.json b/src/ext_depends/D-YAML/examples/yaml_bench/dub.json
deleted file mode 100644
index b4e778f..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_bench/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "benchmark",
-    "targetType": "executable",
-    "sourceFiles": ["yaml_bench.d"],
-    "mainSourceFile": "yaml_bench.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_bench/yaml_bench.d b/src/ext_depends/D-YAML/examples/yaml_bench/yaml_bench.d
deleted file mode 100644
index bb8446e..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_bench/yaml_bench.d
+++ /dev/null
@@ -1,179 +0,0 @@
-
-module dyaml.yaml_bench;
-//Benchmark that loads, and optionally extracts data from and/or emits a YAML file.
-
-import std.algorithm;
-import std.conv;
-import std.datetime.systime;
-import std.datetime.stopwatch;
-import std.file;
-import std.getopt;
-import std.range;
-import std.stdio;
-import std.string;
-import dyaml;
-
-///Get data out of every node.
-void extract(ref Node document) @safe
-{
-    void crawl(ref Node root) @safe
-    {
-        final switch (root.nodeID)
-        {
-            case NodeID.scalar:
-                 switch(root.tag)
-                {
-                    case "tag:yaml.org,2002:null":      auto value = root.as!YAMLNull;  break;
-                    case "tag:yaml.org,2002:bool":      auto value = root.as!bool;      break;
-                    case "tag:yaml.org,2002:int":       auto value = root.as!long;      break;
-                    case "tag:yaml.org,2002:float":     auto value = root.as!real;      break;
-                    case "tag:yaml.org,2002:binary":    auto value = root.as!(ubyte[]); break;
-                    case "tag:yaml.org,2002:timestamp": auto value = root.as!SysTime;   break;
-                    case "tag:yaml.org,2002:str":       auto value = root.as!string;    break;
-                    default: writeln("Unrecognozed tag: ", root.tag);
-                }
-                break;
-            case NodeID.sequence:
-                foreach(ref Node node; root)
-                {
-                    crawl(node);
-                }
-                break;
-            case NodeID.mapping:
-                foreach(ref Node key, ref Node value; root)
-                {
-                    crawl(key);
-                    crawl(value);
-                }
-                break;
-            case NodeID.invalid:
-                assert(0);
-        }
-    }
-
-    crawl(document);
-}
-
-void main(string[] args) //@safe
-{
-    import std.array : array;
-    bool get = false;
-    bool dump = false;
-    bool reload = false;
-    bool quiet = false;
-    bool verbose = false;
-    bool scanOnly = false;
-    uint runs = 1;
-
-    auto help = getopt(
-        args,
-        "get|g", "Extract data from the file (using Node.as()).", &get,
-        "dump|d", "Dump the loaded data (to YAML_FILE.dump).", &dump,
-        "runs|r", "Repeat parsing the file NUM times.", &runs,
-        "reload", "Reload the file from the diskl on every repeat By default,"~
-            " the file is loaded to memory once and repeatedly parsed from memory.", &reload,
-        "quiet|q", "Don't print anything.", &quiet,
-        "verbose|v", "Print even more.", &verbose,
-        "scan-only|s", "Do not execute the entire parsing process, only scanning. Overrides '--dump'", &scanOnly
-    );
-
-    if (help.helpWanted || (args.length < 2))
-    {
-        defaultGetoptPrinter(
-            "D:YAML benchmark\n"~
-            "Copyright (C) 2011-2018 Ferdinand Majerech, Cameron \"Herringway\" Ross\n"~
-            "Usage: yaml_bench [OPTION ...] [YAML_FILE]\n\n"~
-            "Loads and optionally extracts data and/or dumps a YAML file.\n",
-            help.options
-        );
-        return;
-    }
-
-    string file = args[1];
-
-    auto stopWatch = StopWatch(AutoStart.yes);
-    void[] fileInMemory;
-    if(!reload) { fileInMemory = std.file.read(file); }
-    void[] fileWorkingCopy = fileInMemory.dup;
-    auto loadTime = stopWatch.peek();
-    stopWatch.reset();
-    try
-    {
-        // Instead of constructing a resolver/constructor with each Loader,
-        // construct them once to remove noise when profiling.
-        auto resolver    = Resolver.withDefaultResolvers;
-
-        auto constructTime = stopWatch.peek();
-
-        Node[] nodes;
-
-        void runLoaderBenchmark() //@safe
-        {
-            // Loading the file rewrites the loaded buffer, so if we don't reload from
-            // disk, we need to use a copy of the originally loaded file.
-            if(reload) { fileInMemory = std.file.read(file); }
-            else       { fileWorkingCopy[] = fileInMemory[]; }
-            void[] fileToLoad = reload ? fileInMemory : fileWorkingCopy;
-
-            auto loader        = Loader.fromBuffer(fileToLoad);
-            if(scanOnly)
-            {
-                loader.scanBench();
-                return;
-            }
-
-            loader.resolver = resolver;
-            nodes = loader.array;
-        }
-        void runDumpBenchmark() @safe
-        {
-            if(dump)
-            {
-                dumper().dump(File(file ~ ".dump", "w").lockingTextWriter, nodes);
-            }
-        }
-        void runGetBenchmark() @safe
-        {
-            if(get) foreach(ref node; nodes)
-            {
-                extract(node);
-            }
-        }
-        auto totalTime = benchmark!(runLoaderBenchmark, runDumpBenchmark, runGetBenchmark)(runs);
-        if (!quiet)
-        {
-            auto enabledOptions =
-                only(
-                    get ? "Get" : "",
-                    dump ? "Dump" : "",
-                    reload ? "Reload" : "",
-                    scanOnly ? "Scan Only":  ""
-                ).filter!(x => x != "");
-            if (!enabledOptions.empty)
-            {
-                writefln!"Options enabled: %-(%s, %)"(enabledOptions);
-            }
-            if (verbose)
-            {
-                if (!reload)
-                {
-                    writeln("Time to load file: ", loadTime);
-                }
-                writeln("Time to set up resolver: ", constructTime);
-            }
-            writeln("Runs: ", runs);
-            foreach(time, func, enabled; lockstep(totalTime[], only("Loader", "Dumper", "Get"), only(true, dump, get)))
-            {
-                if (enabled)
-                {
-                    writeln("Average time spent on ", func, ": ", time / runs);
-                    writeln("Total time spent on ", func, ": ", time);
-                }
-            }
-        }
-    }
-    catch(YAMLException e)
-    {
-        writeln("ERROR: ", e.msg);
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_gen/config.yaml b/src/ext_depends/D-YAML/examples/yaml_gen/config.yaml
deleted file mode 100644
index 5484686..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_gen/config.yaml
+++ /dev/null
@@ -1,46 +0,0 @@
-root-type:              map
-documents:              2
-complex-keys:           false
-collection-keys:        false
-min-nodes-per-document: 4096
-encoding:               utf-8
-indent:                 4
-text-width:             40
-
-#Note: setting collection probabilities too high can lead to stack overflow as 
-#we end up with extremely deeply nested structures
-
-string: 
-    probability: 20
-    alphabet: " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_0123456789ábćčďéěǵǧȟíǐǰḱǩĺľḿńňóǒôäṕŕřśšť"
-    range: {min: 1, max: 40, dist: cubic}
-int: 
-    probability: 10 
-    range: {min: -10000000, max: 10000000, dist: linear}
-float: 
-    probability: 10 
-    range: {min: -10000000.0, max: 10000000.0, dist: linear}
-bool: 
-    probability: 10 
-timestamp:
-    probability: 10
-    round-chance: 0.9
-    range: {min: 0, max: 1231200000000000000, dist: linear}
-binary: 
-    probability: 4 
-    range: {min: 1, max: 400, dist: quadratic}
-map:
-    probability: 2
-    range: {min: 1, max: 20, dist: cubic}
-omap:
-    probability: 1 
-    range: {min: 1, max: 20, dist: cubic}
-pairs:
-    probability: 1 
-    range: {min: 1, max: 20, dist: cubic}
-seq:
-    probability: 2 
-    range: {min: 1, max: 20, dist: cubic}
-set:
-    probability: 1 
-    range: {min: 1, max: 20, dist: cubic}
diff --git a/src/ext_depends/D-YAML/examples/yaml_gen/dub.json b/src/ext_depends/D-YAML/examples/yaml_gen/dub.json
deleted file mode 100644
index 1f5a2d1..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_gen/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "yaml_gen",
-    "targetType": "executable",
-    "sourceFiles": ["yaml_gen.d"],
-    "mainSourceFile": "yaml_gen.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_gen/yaml_gen.d b/src/ext_depends/D-YAML/examples/yaml_gen/yaml_gen.d
deleted file mode 100644
index b970c31..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_gen/yaml_gen.d
+++ /dev/null
@@ -1,316 +0,0 @@
-
-///Random YAML generator. Used to generate benchmarking inputs.
-
-import std.algorithm;
-import std.conv;
-import std.datetime;
-import std.math;
-import std.random;
-import std.stdio;
-import std.string;
-import dyaml;
-
-
-Node config;
-Node function(bool)[string] generators;
-auto typesScalar     = ["string", "int", "float", "bool", "timestamp", "binary"];
-auto typesScalarKey  = ["string", "int", "float", "timestamp"];
-auto typesCollection = ["map","omap", "pairs", "seq", "set"];
-ulong minNodesDocument;
-ulong totalNodes;
-
-static this()
-{
-    generators["string"]    = &genString;
-    generators["int"]       = &genInt;
-    generators["float"]     = &genFloat;
-    generators["bool"]      = &genBool;
-    generators["timestamp"] = &genTimestamp;
-    generators["binary"]    = &genBinary;
-    generators["map"]       = &genMap;
-    generators["omap"]      = &genOmap;
-    generators["pairs"]     = &genPairs;
-    generators["seq"]       = &genSeq;
-    generators["set"]       = &genSet;
-}
-
-real randomNormalized(const string distribution = "linear")
-{
-    auto generator = Random(unpredictableSeed());
-    const r = uniform!"[]"(0.0L, 1.0L, generator);
-    switch(distribution)
-    {
-        case "linear":
-            return r;
-        case "quadratic":
-            return r * r;
-        case "cubic":
-            return r * r * r;
-        default:
-            writeln("Unknown random distribution: ", distribution,
-                    ", falling back to linear");
-            return randomNormalized("linear");
-    }
-}
-
-long randomLong(const long min, const long max, const string distribution = "linear")
-{
-    return min + cast(long)round((max - min) * randomNormalized(distribution));
-}
-
-real randomReal(const real min, const real max, const string distribution = "linear")
-{
-    return min + (max - min) * randomNormalized(distribution);
-}
-
-dchar randomChar(const dstring chars)
-{
-    return chars[randomLong(0, chars.length - 1)];
-}
-
-string randomType(string[] types)
-{
-    auto probabilities = new uint[types.length];
-    foreach(index, type; types)
-    {
-        probabilities[index] = config[type]["probability"].as!uint;
-    }
-    return types[dice(probabilities)];
-}
-
-Node genString(bool root = false)
-{
-    auto range = config["string"]["range"];
-
-    auto alphabet = config["string"]["alphabet"].as!dstring;
-
-    const chars = randomLong(range["min"].as!uint, range["max"].as!uint,
-                             range["dist"].as!string);
-
-    dchar[] result = new dchar[chars];
-    result[0] = randomChar(alphabet);
-    foreach(i; 1 .. chars)
-    {
-        result[i] = randomChar(alphabet);
-    }
-
-    return Node(result.to!string);
-}
-
-Node genInt(bool root = false)
-{
-    auto range = config["int"]["range"];
-
-    const result = randomLong(range["min"].as!int, range["max"].as!int,
-                              range["dist"].as!string);
-
-    return Node(result);
-}
-
-Node genFloat(bool root = false)
-{
-    auto range = config["float"]["range"];
-
-    const result = randomReal(range["min"].as!real, range["max"].as!real,
-                              range["dist"].as!string);
-
-    return Node(result);
-}
-
-Node genBool(bool root = false)
-{
-    return Node([true, false][randomLong(0, 1)]);
-}
-
-Node genTimestamp(bool root = false)
-{
-    auto range = config["timestamp"]["range"];
-
-    auto hnsecs = randomLong(range["min"].as!ulong, range["max"].as!ulong,
-                             range["dist"].as!string);
-
-    if(randomNormalized() <= config["timestamp"]["round-chance"].as!real)
-    {
-        hnsecs -= hnsecs % 10000000;
-    }
-
-    return Node(SysTime(hnsecs));
-}
-
-Node genBinary(bool root = false)
-{
-    auto range = config["binary"]["range"];
-
-    const bytes = randomLong(range["min"].as!uint, range["max"].as!uint,
-                             range["dist"].as!string);
-
-    ubyte[] result = new ubyte[bytes];
-    foreach(i; 0 .. bytes)
-    {
-        result[i] = cast(ubyte)randomLong(0, 255);
-    }
-
-    return Node(result);
-}
-
-Node nodes(const bool root, Node range, const string tag, const bool set = false)
-{
-    auto types = config["collection-keys"].as!bool ? typesCollection : [];
-    types ~= (set ? typesScalarKey : typesScalar);
-
-    Node[] nodes;
-    if(root)
-    {
-        while(!(totalNodes >= minNodesDocument))
-        {
-            nodes.assumeSafeAppend;
-            nodes ~= generateNode(randomType(types));
-        }
-    }
-    else
-    {
-        const elems = randomLong(range["min"].as!uint, range["max"].as!uint,
-                                 range["dist"].as!string);
-
-        nodes = new Node[elems];
-        foreach(i; 0 .. elems)
-        {
-            nodes[i] = generateNode(randomType(types));
-        }
-    }
-
-    return Node(nodes, tag);
-}
-
-Node genSeq(bool root = false)
-{
-    return nodes(root, config["seq"]["range"], "tag:yaml.org,2002:seq");
-}
-
-Node genSet(bool root = false)
-{
-    return nodes(root, config["seq"]["range"], "tag:yaml.org,2002:set", true);
-}
-
-Node pairs(bool root, bool complex, Node range, string tag)
-{
-    Node[] keys, values;
-
-    if(root)
-    {
-        while(!(totalNodes >= minNodesDocument))
-        {
-            const key = generateNode(randomType(typesScalarKey ~ (complex ? typesCollection : [])));
-            // Maps can't contain duplicate keys
-            if(tag.endsWith("map") && keys.canFind(key)) { continue; }
-            keys.assumeSafeAppend;
-            values.assumeSafeAppend;
-            keys ~= key;
-            values ~= generateNode(randomType(typesScalar ~ typesCollection));
-        }
-    }
-    else
-    {
-        const pairs = randomLong(range["min"].as!uint, range["max"].as!uint,
-                                 range["dist"].as!string);
-
-        keys = new Node[pairs];
-        values = new Node[pairs];
-        outer: foreach(i; 0 .. pairs)
-        {
-            auto key = generateNode(randomType(typesScalarKey ~ (complex ? typesCollection : [])));
-            // Maps can't contain duplicate keys
-            while(tag.endsWith("map") && keys[0 .. i].canFind(key))
-            {
-                key = generateNode(randomType(typesScalarKey ~ (complex ? typesCollection : [])));
-            }
-            keys[i]   = key;
-            values[i] = generateNode(randomType(typesScalar ~ typesCollection));
-        }
-    }
-
-    return Node(keys, values, tag);
-}
-
-Node genMap(bool root = false)
-{
-    Node range = config["map"]["range"];
-    const complex = config["complex-keys"].as!bool;
-
-    return pairs(root, complex, range, "tag:yaml.org,2002:map");
-}
-
-Node genOmap(bool root = false)
-{
-    Node range = config["omap"]["range"];
-    const complex = config["complex-keys"].as!bool;
-
-    return pairs(root, complex, range, "tag:yaml.org,2002:omap");
-}
-
-Node genPairs(bool root = false)
-{
-    Node range = config["pairs"]["range"];
-    const complex = config["complex-keys"].as!bool;
-
-    return pairs(root, complex, range, "tag:yaml.org,2002:pairs");
-}
-
-Node generateNode(const string type, bool root = false)
-{
-    ++totalNodes;
-    return generators[type](root);
-}
-
-Node[] generate(const string configFileName)
-{
-    config = Loader.fromFile(configFileName).load();
-
-    minNodesDocument = config["min-nodes-per-document"].as!long;
-
-    Node[] result;
-    foreach(i; 0 .. config["documents"].as!uint)
-    {
-        result ~= generateNode(config["root-type"].as!string, true);
-        totalNodes = 0;
-    }
-
-    return result;
-}
-
-
-void main(string[] args)
-{
-    //Help message.
-    if(args.length == 1)
-    {
-        writeln("Usage: yaml_gen FILE [CONFIG_FILE]\n");
-        writeln("Generates a random YAML file and writes it to FILE.");
-        writeln("If provided, CONFIG_FILE overrides the default config file.");
-        return;
-    }
-
-    string configFile = args.length >= 3 ? args[2] : "config.yaml";
-
-    try
-    {
-        //Generate and dump the nodes.
-        Node[] generated = generate(configFile);
-
-        auto dumper     = dumper();
-        auto encoding   = config["encoding"];
-
-        dumper.indent = config["indent"].as!uint;
-        dumper.textWidth = config["text-width"].as!uint;
-        switch(encoding.as!string)
-        {
-            case "utf-16": dumper.dump!wchar(File(args[1], "w").lockingTextWriter, generated); break;
-            case "utf-32": dumper.dump!dchar(File(args[1], "w").lockingTextWriter, generated); break;
-            default: dumper.dump!char(File(args[1], "w").lockingTextWriter, generated); break;
-        }
-    }
-    catch(YAMLException e)
-    {
-        writeln("ERROR: ", e.msg);
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_stats/dub.json b/src/ext_depends/D-YAML/examples/yaml_stats/dub.json
deleted file mode 100644
index c86f091..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_stats/dub.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "yaml_stats",
-    "targetType": "executable",
-    "sourceFiles": ["yaml_stats.d"],
-    "mainSourceFile": "yaml_stats.d",
-    "dependencies":
-    {
-        "dyaml": { "version" : "*" }
-    }
-}
diff --git a/src/ext_depends/D-YAML/examples/yaml_stats/small.yaml b/src/ext_depends/D-YAML/examples/yaml_stats/small.yaml
deleted file mode 100644
index 4f5c0ea..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_stats/small.yaml
+++ /dev/null
@@ -1,4 +0,0 @@
-- 1
-- 2 : 'a'
-  3 : 'b'
-- 4 : [1.0, 2.1, 3.2]
diff --git a/src/ext_depends/D-YAML/examples/yaml_stats/yaml_stats.d b/src/ext_depends/D-YAML/examples/yaml_stats/yaml_stats.d
deleted file mode 100644
index b3f6c17..0000000
--- a/src/ext_depends/D-YAML/examples/yaml_stats/yaml_stats.d
+++ /dev/null
@@ -1,106 +0,0 @@
-
-///Example D:YAML application that displays statistics about YAML documents.
-
-import std.stdio;
-import std.string;
-import dyaml;
-
-
-///Collects statistics about a YAML document and returns them as string.
-string statistics(ref Node document)
-{
-    size_t nodes;
-    size_t scalars, sequences, mappings;
-    size_t seqItems, mapPairs;
-
-    size_t[string] tags;
-
-    void crawl(ref Node root)
-    {
-        ++nodes;
-        if((root.tag in tags) is null)
-        {
-            tags[root.tag] = 0;
-        }
-        ++tags[root.tag];
-        final switch (root.nodeID)
-        {
-            case NodeID.scalar:
-                ++scalars;
-                return;
-            case NodeID.sequence:
-                ++sequences;
-                seqItems += root.length;
-                foreach(ref Node node; root)
-                {
-                    crawl(node);
-                }
-                return;
-            case NodeID.mapping:
-                ++mappings;
-                mapPairs += root.length;
-                foreach(ref Node key, ref Node value; root)
-                {
-                    crawl(key);
-                    crawl(value);
-                }
-                return;
-            case NodeID.invalid:
-                assert(0);
-        }
-    }
-
-    crawl(document);
-
-    string tagStats = "\nTag statistics:\n";
-    foreach(tag, count; tags)
-    {
-        tagStats ~= format("\n%s : %s", tag, count);
-    }
-
-    return format(  "\nNodes:                   %s" ~
-                  "\n\nScalars:                 %s" ~
-                    "\nSequences:               %s" ~
-                    "\nMappings:                %s" ~
-                  "\n\nAverage sequence length: %s" ~
-                    "\nAverage mapping length:  %s" ~
-                  "\n\n%s",
-                  nodes, scalars, sequences, mappings,
-                  sequences == 0.0 ? 0.0 : cast(real)seqItems / sequences,
-                  mappings  == 0.0 ? 0.0 : cast(real)mapPairs / mappings,
-                  tagStats);
-}
-
-void main(string[] args)
-{
-    //Help message
-    if(args.length == 1)
-    {
-        writeln("Usage: yaml_stats [YAML_FILE ...]\n");
-        writeln("Analyzes YAML files with provided filenames and displays statistics.");
-        return;
-    }
-
-    //Print stats about every document in every file.
-    foreach(file; args[1 .. $])
-    {
-        writeln("\nFile ", file);
-        writeln("------------------------------------------------------------");
-        try
-        {
-            auto loader = Loader.fromFile(file);
-
-            size_t idx = 0;
-            foreach(ref document; loader)
-            {
-                writeln("\nDocument ", idx++);
-                writeln("----------------------------------------");
-                writeln(statistics(document));
-            }
-        }
-        catch(YAMLException e)
-        {
-            writeln("ERROR: ", e.msg);
-        }
-    }
-}