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ea0d18424a
* use Nim 2.0.6 * Fixes for nim 2.0.6 * Workaround nim 2.0 array indexing issue * Remove excess gcsafe pragma * Oops, fix recursive template * Fix imports * Fluffy nph linting --------- Co-authored-by: jangko <jangko128@gmail.com> Co-authored-by: tersec <tersec@users.noreply.github.com>
75 lines
2.0 KiB
Nim
75 lines
2.0 KiB
Nim
# fluffy
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# Copyright (c) 2024 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [].}
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import std/streams, yaml, results, yaml/parser, yaml/presenter
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export yaml
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type YamlPortalContent* = object
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content_key*: string
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content_value*: string
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proc loadFromYaml*(T: type, file: string): Result[T, string] =
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let s =
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try:
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openFileStream(file)
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except IOError as e:
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return err(e.msg)
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defer:
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try:
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close(s)
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except Exception as e:
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raiseAssert(e.msg)
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var res: T
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try:
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{.gcsafe.}:
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yaml.load(s, res)
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except YamlConstructionError as e:
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return err(e.msg)
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except YamlParserError as e:
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return err(e.msg)
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except OSError as e:
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return err(e.msg)
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except IOError as e:
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return err(e.msg)
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ok(res)
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proc dumpToYaml*[T](value: T, file: string): Result[void, string] =
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# These are the default options aside from outputVersion which is set to none.
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const options = PresentationOptions(
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containers: cMixed,
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indentationStep: 2,
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newlines: nlOSDefault,
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outputVersion: ovNone,
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maxLineLength: some(80),
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directivesEnd: deIfNecessary,
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suppressAttrs: false,
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quoting: sqUnset,
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condenseFlow: true,
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explicitKeys: false,
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)
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let s = newFileStream(file, fmWrite)
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defer:
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try:
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close(s)
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except Exception as e:
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raiseAssert(e.msg)
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try:
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{.gcsafe.}:
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# Dump to yaml, avoiding TAGS and YAML version directives.
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dump(value, s, tagStyle = tsNone, options = options, handles = @[])
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except YamlPresenterJsonError as e:
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return err(e.msg)
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except YamlSerializationError as e:
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return err(e.msg)
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except YamlPresenterOutputError as e:
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return err(e.msg)
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ok()
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