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massive speed increase for mapping construction

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Cameron Ross 2018-04-18 15:21:13 -03:00 committed by BBasile
parent fbca742f86
commit 0bea335f57
2 changed files with 12 additions and 20 deletions
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16
source/dyaml/composer.d
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@ -12,9 +12,11 @@ module dyaml.composer;
import core.memory;
import std.algorithm;
import std.array;
import std.conv;
import std.exception;
import std.range;
import std.typecons;
import dyaml.constructor;
@ -314,12 +316,12 @@ final class Composer
else
{
auto temp = Node.Pair(key, value);
merge(*pairAppender, temp);
pairAppender.put(temp);
}
}
foreach(node; toMerge)
{
merge(*pairAppender, flatten(node, startMark, endMark,
pairAppender.put(flatten(node, startMark, endMark,
pairAppenderLevel + 1, nodeAppenderLevel));
}
}
@ -327,7 +329,7 @@ final class Composer
else if(root.isSequence) foreach(ref Node node; root)
{
if(!node.isType!(Node.Pair[])){error(node);}
merge(*pairAppender, flatten(node, startMark, endMark,
pairAppender.put(flatten(node, startMark, endMark,
pairAppenderLevel + 1, nodeAppenderLevel));
}
else
@ -368,7 +370,7 @@ final class Composer
//Not YAMLMerge, just add the pair.
else
{
merge(*pairAppender, pair);
pairAppender.put(pair);
}
}
foreach(node; toMerge)
@ -376,6 +378,12 @@ final class Composer
merge(*pairAppender, flatten(node[0], startEvent.startMark, node[1],
pairAppenderLevel + 1, nodeAppenderLevel));
}
auto numUnique = pairAppender.data.dup
.sort!((x,y) => x.key > y.key)
.uniq!((x,y) => x.key == y.key)
.walkLength;
enforce(numUnique == pairAppender.data.length,
new ComposerException("Duplicate key found in mapping", parser_.getEvent().startMark));
Node node = constructor_.node(startEvent.startMark, parser_.getEvent().endMark,
tag, pairAppender.data.dup, startEvent.collectionStyle);

16
source/dyaml/node.d
View file

@ -2195,22 +2195,6 @@ struct Node
}
package:
// Merge a pair into an array of pairs based on merge rules in the YAML spec.
//
// The new pair will only be added if there is not already a pair
// with the same key.
//
// Params: pairs = Appender managing the array of pairs to merge into.
// toMerge = Pair to merge.
void merge(ref Appender!(Node.Pair[]) pairs, ref Node.Pair toMerge) @safe
{
foreach(ref pair; pairs.data)
{
if(pair.key == toMerge.key){return;}
}
pairs.put(toMerge);
}
// Merge pairs into an array of pairs based on merge rules in the YAML spec.
//
// Any new pair will only be added if there is not already a pair