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Added 'keys' iterator to JsonNode (#11597) [feature]

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Liam Sc 2019-07-03 06:06:22 +00:00 • committed by Andreas Rumpf
commit a157c2baef
1 changed files with 6 additions and 0 deletions
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6
lib/pure/json.nim
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@ -779,6 +779,12 @@ iterator pairs*(node: JsonNode): tuple[key: string, val: JsonNode] =
for key, val in pairs(node.fields): for key, val in pairs(node.fields):
yield (key, val) yield (key, val)
iterator keys*(node: JsonNode): string =
## Iterator for the keys in `node`. `node` has to be a JObject.
assert node.kind == JObject
for key in node.fields.keys:
yield key
iterator mpairs*(node: var JsonNode): tuple[key: string, val: var JsonNode] = iterator mpairs*(node: var JsonNode): tuple[key: string, val: var JsonNode] =
## Iterator for the child elements of `node`. `node` has to be a JObject. ## Iterator for the child elements of `node`. `node` has to be a JObject.
## Values can be modified ## Values can be modified