Added a YAML benchmark that loads and optionally extracts data
from and/or dumps a YAML file.
This commit is contained in:
parent
3078262129
commit
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5
cdc.d
5
cdc.d
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@ -143,9 +143,7 @@ void main(string[] args)
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args = args[1 .. $];
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args = args[1 .. $];
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foreach(arg; args)
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foreach(arg; args)
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{
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{
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if(arg[0] == '-')
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if(arg[0] == '-') switch(arg)
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{
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switch(arg)
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{
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{
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case "--help", "-h": help(); return;
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case "--help", "-h": help(); return;
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case "--dmd": compiler = "dmd"; break;
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case "--dmd": compiler = "dmd"; break;
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@ -154,7 +152,6 @@ void main(string[] args)
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default: extra_args ~= arg;
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default: extra_args ~= arg;
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}
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}
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}
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}
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}
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if(args.length > 0 && args[$ - 1][0] != '-'){target = args[$ - 1];}
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if(args.length > 0 && args[$ - 1][0] != '-'){target = args[$ - 1];}
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string[] dbg = ["-gc", "-debug"];
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string[] dbg = ["-gc", "-debug"];
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5
examples/yaml_bench/Makefile
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5
examples/yaml_bench/Makefile
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@ -0,0 +1,5 @@
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main:
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dmd -w -I../../ -L-L../../ -L-ldyaml yaml_bench.d
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clean:
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rm yaml_stats yaml_bench.o
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106
examples/yaml_bench/yaml_bench.d
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106
examples/yaml_bench/yaml_bench.d
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@ -0,0 +1,106 @@
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//Benchmark that loads, and optionally extracts data from and/or emits a YAML file.
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import std.datetime;
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import std.stdio;
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import yaml;
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///Print help information.
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void help()
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{
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string help =
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"D:YAML benchmark\n"
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"Copyright (C) 2011 Ferdinand Majerech\n"
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"Usage: yaml_bench [OPTION ...] [YAML_FILE]\n"
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"\n"
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"Loads and optionally extracts data and/or dumps a YAML file.\n"
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"\n"
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"Available options:\n"
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" -h --help Show this help information.\n"
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" -g --get Extract data from the file (using Node.get()).\n"
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" -d --dump Dump the loaded data (to YAML_FILE.dump).\n";
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writeln(help);
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}
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///Get data out of every node.
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void extract(ref Node document)
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{
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void crawl(ref Node root)
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{
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if(root.isScalar) switch(root.tag)
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{
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case "tag:yaml.org,2002:null": auto value = root.get!YAMLNull; break;
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case "tag:yaml.org,2002:bool": auto value = root.get!bool; break;
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case "tag:yaml.org,2002:int": auto value = root.get!long; break;
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case "tag:yaml.org,2002:float": auto value = root.get!real; break;
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case "tag:yaml.org,2002:binary": auto value = root.get!(ubyte[]); break;
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case "tag:yaml.org,2002:timestamp": auto value = root.get!SysTime; break;
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case "tag:yaml.org,2002:str": auto value = root.get!string; break;
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default: writeln("Unrecognozed tag: ", root.tag);
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}
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else if(root.isSequence) foreach(ref Node node; root)
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{
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crawl(node);
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}
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else if(root.isMapping) foreach(ref Node key, ref Node value; root)
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{
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crawl(key);
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crawl(value);
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}
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}
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crawl(document);
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}
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void main(string[] args)
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{
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bool get = false;
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bool dump = false;
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string file = null;
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//Parse command line args
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foreach(arg; args[1 .. $])
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{
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if(arg[0] == '-') switch(arg)
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{
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case "--help", "-h": help(); return;
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case "--get", "-g": get = true; break;
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case "--dump", "-d": dump = true; break;
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default: writeln("\nUnknown argument: ", arg, "\n\n"); help(); return;
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}
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else
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{
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if(file !is null)
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{
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writeln("\nUnknown argument or file specified twice: ", arg, "\n\n");
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help();
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return;
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}
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file = arg;
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}
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}
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if(file is null)
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{
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writeln("\nFile not specified.\n\n");
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help();
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return;
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}
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try
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{
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auto nodes = Loader(file).loadAll();
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if(dump)
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{
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Dumper(file ~ ".dump").dump(nodes);
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}
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if(get) foreach(ref node; nodes)
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{
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extract(node);
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}
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}
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catch(YAMLException e)
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{
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writeln("ERROR: ", e.msg);
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}
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}
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@ -6,6 +6,9 @@ encoding: utf-32
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indent: 4
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indent: 4
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text-width: 40
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text-width: 40
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#Note: setting collection probabilities too high can lead to stack overflow as
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#we end up with extremely deeply nested structures
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string:
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string:
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probability: 10
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probability: 10
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range: {min: 1, max: 40, dist: cubic}
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range: {min: 1, max: 40, dist: cubic}
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@ -1,4 +1,6 @@
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///Random YAML generator. Used to generate benchmarking inputs.
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import std.conv;
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import std.conv;
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import std.datetime;
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import std.datetime;
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import std.math;
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import std.math;
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@ -8,7 +10,7 @@ import std.string;
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import yaml;
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import yaml;
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immutable alphabet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
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immutable alphabet = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
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immutable digits = "0123456789";
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immutable digits = "0123456789";
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Node config;
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Node config;
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