mirror of https://github.com/status-im/NimYAML.git
48 lines
1.9 KiB
Nim
48 lines
1.9 KiB
Nim
# NimYAML - YAML implementation in Nim
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# (c) Copyright 2015 Felix Krause
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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proc initTagLibrary*(): YamlTagLibrary =
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result.tags = initTable[string, TagId]()
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result.nextCustomTagId = yFirstCustomTagId
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result.secondaryPrefix = yamlTagRepositoryPrefix
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proc registerUri*(tagLib: var YamlTagLibrary, uri: string): TagId =
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tagLib.tags[uri] = tagLib.nextCustomTagId
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result = tagLib.nextCustomTagId
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tagLib.nextCustomTagId = cast[TagId](cast[int](tagLib.nextCustomTagId) + 1)
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echo "registered ", uri, " as: ", result
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proc uri*(tagLib: YamlTagLibrary, id: TagId): string =
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for iUri, iId in tagLib.tags.pairs:
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if iId == id:
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return iUri
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raise newException(KeyError, "Unknown tag id: " & $id)
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proc failsafeTagLibrary*(): YamlTagLibrary =
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result = initTagLibrary()
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result.tags["!"] = yTagExclamationMark
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result.tags["?"] = yTagQuestionMark
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result.tags["tag:yaml.org,2002:str"] = yTagString
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result.tags["tag:yaml.org,2002:seq"] = yTagSequence
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result.tags["tag:yaml.org,2002:map"] = yTagMap
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proc coreTagLibrary*(): YamlTagLibrary =
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result = failsafeTagLibrary()
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result.tags["tag:yaml.org,2002:null"] = yTagNull
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result.tags["tag:yaml.org,2002:bool"] = yTagBoolean
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result.tags["tag:yaml.org,2002:int"] = yTagInteger
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result.tags["tag:yaml.org,2002:float"] = yTagFloat
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proc extendedTagLibrary*(): YamlTagLibrary =
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result = coreTagLibrary()
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result.tags["tag:yaml.org,2002:omap"] = yTagOrderedMap
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result.tags["tag:yaml.org,2002:pairs"] = yTagPairs
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result.tags["tag:yaml.org,2002:binary"] = yTagBinary
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result.tags["tag:yaml.org,2002:merge"] = yTagMerge
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result.tags["tag:yaml.org,2002:timestamp"] = yTagTimestamp
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result.tags["tag:yaml.org,2002:value"] = yTagValue
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result.tags["tag:yaml.org,2002:yaml"] = yTagYaml
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