opengeospatial / opengeospatial/CRS-JSON-Encoding

Definition of "value_in_metre_or_value_and_unit"

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Description

NOTE: Markdown does not support highlighting in color, so bold/italic has been used to highlight the material being discussed. This issue is extracted from the document submitted by Roger Lott at https://github.com/opengeospatial/CRS-JSON-Encoding/blob/main/ProjJson%20v0-7%20RL%202024-06-16.docx for discussion at the CRS SWG meeting OGC held during the Montreal June 2024 TC meeting.

"value_in_metre_or_value_and_unit": {
  "oneOf": [
    { "type": "number" },
    { "$ref": "#/definitions/value_and_unit" }
  ]
},

"$comment": "[RL] This option to have default units is from WKT2, included for backward compatibility with WKT1. In Topic 2 there is no option to have default units."

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Review the value_in_metre_or_value_and_unit definition and the linked ProjJson v0-7 document first; then compare the stated WKT1/WKT2 compatibility rationale with Topic 2. Done requires an agreed definition for this schema option, but the issue does not specify the desired resolution.

Written by the indexing model from the issue text.

Assessment

Tech stack
json
Domain
backend-api-design
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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