Microsoft Project · API Governance Rules

Microsoft Project API Rules

Spectral linting rules defining API design standards and conventions for Microsoft Project.

42 Rules error 23 warn 12 info 7
View Rules File View on GitHub

Rule Categories

delete error get info microcks no openapi operation parameter paths post request response schema security servers tag tags uuid

Rules

error
info-title-required
Info object must have a title
$.info
warn
info-title-prefix
Title should start with "Microsoft Project"
$.info.title
error
info-description-required
Info object must have a description
$.info
warn
info-description-min-length
Info description should be at least 50 characters
$.info.description
error
info-version-required
Info object must have a version
$.info
warn
info-contact-required
Info object should have contact information
$.info
error
openapi-version
OpenAPI version should be 3.0.x
$.openapi
error
servers-defined
At least one server must be defined
$
error
servers-https
Server URLs must use HTTPS
$.servers[*].url
warn
servers-description
Each server should have a description
$.servers[*]
error
paths-no-trailing-slash
Paths must not end with a trailing slash
$.paths
error
paths-no-query-strings
Paths must not contain query strings
$.paths
error
operation-summary-required
Every operation must have a summary
$.paths[*][get,post,put,patch,delete]
warn
operation-summary-prefix
Operation summaries should start with "Microsoft Project"
$.paths[*][get,post,put,patch,delete].summary
error
operation-description-required
Every operation must have a description
$.paths[*][get,post,put,patch,delete]
error
operation-operationid-required
Every operation must have an operationId
$.paths[*][get,post,put,patch,delete]
warn
operation-operationid-camel-case
Operation IDs should use camelCase
$.paths[*][get,post,put,patch,delete].operationId
error
operation-tags-required
Every operation must have at least one tag
$.paths[*][get,post,put,patch,delete]
warn
tags-defined
Global tags array should be defined
$
info
tag-description
Each global tag should have a description
$.tags[*]
error
parameter-description-required
Every parameter must have a description
$..parameters[*]
error
parameter-schema-required
Every parameter must have a schema with a type
$..parameters[*]
error
parameter-path-required
Path parameters must be required
$..parameters[?(@.in == 'path')]
warn
request-body-json
Request bodies should use application/json content type
$.paths[*][post,put,patch].requestBody.content
error
response-success-required
Every operation must define a success response (2xx)
$.paths[*][get,post,put,patch,delete].responses
error
response-description-required
Every response must have a description
$.paths[*][get,post,put,patch,delete].responses[*]
info
response-401-defined
Operations should define a 401 Unauthorized response
$.paths[*][get,post,put,patch,delete].responses
error
schema-type-defined
All schemas must define a type
$.components.schemas[*]
info
schema-properties-pascal-case
Schema properties should use PascalCase (Microsoft convention)
$.components.schemas[*].properties
error
security-defined
Global security must be defined
$
error
security-schemes-defined
Security schemes must be defined in components
$.components
warn
security-oauth2-scheme
OAuth2 security scheme should be defined for SharePoint APIs
$.components.securitySchemes
error
get-no-request-body
GET operations must not have a request body
$.paths[*].get
error
delete-no-request-body
DELETE operations must not have a request body
$.paths[*].delete
info
post-request-body
POST operations should have a request body
$.paths[*].post
error
no-empty-descriptions
Descriptions must not be empty strings
$..description
info
schema-description
Top-level schemas should have descriptions
$.components.schemas[*]
info
uuid-format
GUID/UUID properties should use format uuid
$.components.schemas[*].properties[?(@.type == 'string' && @.description && /identifier|GUID|uuid/i.test(@.description))]
info
microcks-operation-extension
Operations should have x-microcks-operation for mock compatibility
$.paths[*][get,post,put,patch,delete]
warn
servers-expected-domain
Server URLs should be on the sharepoint.com domain.
$.servers[*].url
warn
schema-names-casing
Component schema names should be PascalCase (the dominant convention in this API).
$.components.schemas
warn
error-schema-defined
A shared error schema (Error) should be defined for error payloads.
$.components.schemas

Spectral Ruleset

Raw ↑ 
# authorship: generated by API Evangelist tooling. Stamped 2026-08-18
# on the file's own generator header (roadmap#64). An unmarked file is
# NOT assumed to be ours -- absence of evidence was never stamped.
x-method: generated
# microsoft-project — Spectral ruleset (strengthened)
# Plain Spectral. Existing hand-authored rules preserved; measured rules added
# from this provider's own OpenAPI conventions by strengthen_ruleset.py,
# then self-validated against the spec.
#
# Provenance:
#   - servers-https-only: 100% of servers already https (error)
#   - servers-expected-domain: 1/1 servers on sharepoint.com
#   - path-params-casing: camel @ 98% (n=49)
#   - operationid-casing: camel @ 100% (n=63)
#   - schema-names-casing: pascal @ 100% (n=54)
#   - schema-properties-casing: pascal @ 90% (n=184)
#   - security: global (root) — NOT emitting operation-security-required
#   - error-schema-defined: Error
#   - merge: kept 39 existing, added 3 measured, upgraded 0
#   - added: servers-expected-domain, schema-names-casing, error-schema-defined
extends:
  - spectral:oas
rules:
  info-title-required:
    description: Info object must have a title
    severity: error
    given: $.info
    then:
      field: title
      function: truthy
  info-title-prefix:
    description: Title should start with "Microsoft Project"
    severity: warn
    given: $.info.title
    then:
      function: pattern
      functionOptions:
        match: ^Microsoft Project
  info-description-required:
    description: Info object must have a description
    severity: error
    given: $.info
    then:
      field: description
      function: truthy
  info-description-min-length:
    description: Info description should be at least 50 characters
    severity: warn
    given: $.info.description
    then:
      function: length
      functionOptions:
        min: 50
  info-version-required:
    description: Info object must have a version
    severity: error
    given: $.info
    then:
      field: version
      function: truthy
  info-contact-required:
    description: Info object should have contact information
    severity: warn
    given: $.info
    then:
      field: contact
      function: truthy
  openapi-version:
    description: OpenAPI version should be 3.0.x
    severity: error
    given: $.openapi
    then:
      function: pattern
      functionOptions:
        match: ^3\.0\.
  servers-defined:
    description: At least one server must be defined
    severity: error
    given: $
    then:
      field: servers
      function: truthy
  servers-https:
    description: Server URLs must use HTTPS
    severity: error
    given: $.servers[*].url
    then:
      function: pattern
      functionOptions:
        match: ^https://
  servers-description:
    description: Each server should have a description
    severity: warn
    given: $.servers[*]
    then:
      field: description
      function: truthy
  paths-no-trailing-slash:
    description: Paths must not end with a trailing slash
    severity: error
    given: $.paths
    then:
      field: '@key'
      function: pattern
      functionOptions:
        notMatch: \/$
  paths-no-query-strings:
    description: Paths must not contain query strings
    severity: error
    given: $.paths
    then:
      field: '@key'
      function: pattern
      functionOptions:
        notMatch: \?
  operation-summary-required:
    description: Every operation must have a summary
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: summary
      function: truthy
  operation-summary-prefix:
    description: Operation summaries should start with "Microsoft Project"
    severity: warn
    given: $.paths[*][get,post,put,patch,delete].summary
    then:
      function: pattern
      functionOptions:
        match: ^Microsoft Project
  operation-description-required:
    description: Every operation must have a description
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: description
      function: truthy
  operation-operationid-required:
    description: Every operation must have an operationId
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: operationId
      function: truthy
  operation-operationid-camel-case:
    description: Operation IDs should use camelCase
    severity: warn
    given: $.paths[*][get,post,put,patch,delete].operationId
    then:
      function: pattern
      functionOptions:
        match: ^[a-z][a-zA-Z0-9]*$
  operation-tags-required:
    description: Every operation must have at least one tag
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: tags
      function: truthy
  tags-defined:
    description: Global tags array should be defined
    severity: warn
    given: $
    then:
      field: tags
      function: truthy
  tag-description:
    description: Each global tag should have a description
    severity: info
    given: $.tags[*]
    then:
      field: description
      function: truthy
  parameter-description-required:
    description: Every parameter must have a description
    severity: error
    given: $..parameters[*]
    then:
      field: description
      function: truthy
  parameter-schema-required:
    description: Every parameter must have a schema with a type
    severity: error
    given: $..parameters[*]
    then:
      field: schema
      function: truthy
  parameter-path-required:
    description: Path parameters must be required
    severity: error
    given: $..parameters[?(@.in == 'path')]
    then:
      field: required
      function: truthy
  request-body-json:
    description: Request bodies should use application/json content type
    severity: warn
    given: $.paths[*][post,put,patch].requestBody.content
    then:
      field: application/json
      function: truthy
  response-success-required:
    description: Every operation must define a success response (2xx)
    severity: error
    given: $.paths[*][get,post,put,patch,delete].responses
    then:
      function: schema
      functionOptions:
        schema:
          anyOf:
          - required:
            - '200'
          - required:
            - '201'
          - required:
            - '204'
  response-description-required:
    description: Every response must have a description
    severity: error
    given: $.paths[*][get,post,put,patch,delete].responses[*]
    then:
      field: description
      function: truthy
  response-401-defined:
    description: Operations should define a 401 Unauthorized response
    severity: info
    given: $.paths[*][get,post,put,patch,delete].responses
    then:
      field: '401'
      function: truthy
  schema-type-defined:
    description: All schemas must define a type
    severity: error
    given: $.components.schemas[*]
    then:
      field: type
      function: truthy
  schema-properties-pascal-case:
    description: Schema properties should use PascalCase (Microsoft convention)
    severity: info
    given: $.components.schemas[*].properties
    then:
      field: '@key'
      function: pattern
      functionOptions:
        match: ^[A-Z][a-zA-Z0-9]*$
  security-defined:
    description: Global security must be defined
    severity: error
    given: $
    then:
      field: security
      function: truthy
  security-schemes-defined:
    description: Security schemes must be defined in components
    severity: error
    given: $.components
    then:
      field: securitySchemes
      function: truthy
  security-oauth2-scheme:
    description: OAuth2 security scheme should be defined for SharePoint APIs
    severity: warn
    given: $.components.securitySchemes
    then:
      field: oauth2
      function: truthy
  get-no-request-body:
    description: GET operations must not have a request body
    severity: error
    given: $.paths[*].get
    then:
      field: requestBody
      function: falsy
  delete-no-request-body:
    description: DELETE operations must not have a request body
    severity: error
    given: $.paths[*].delete
    then:
      field: requestBody
      function: falsy
  post-request-body:
    description: POST operations should have a request body
    severity: info
    given: $.paths[*].post
    then:
      field: requestBody
      function: truthy
  no-empty-descriptions:
    description: Descriptions must not be empty strings
    severity: error
    given: $..description
    then:
      function: truthy
  schema-description:
    description: Top-level schemas should have descriptions
    severity: info
    given: $.components.schemas[*]
    then:
      field: description
      function: truthy
  uuid-format:
    description: GUID/UUID properties should use format uuid
    severity: info
    given: $.components.schemas[*].properties[?(@.type == 'string' && @.description && /identifier|GUID|uuid/i.test(@.description))]
    then:
      field: format
      function: pattern
      functionOptions:
        match: uuid
  microcks-operation-extension:
    description: Operations should have x-microcks-operation for mock compatibility
    severity: info
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: x-microcks-operation
      function: truthy
  servers-expected-domain:
    description: Server URLs should be on the sharepoint.com domain.
    severity: warn
    given: $.servers[*].url
    then:
      function: pattern
      functionOptions:
        match: sharepoint\.com
  schema-names-casing:
    description: Component schema names should be PascalCase (the dominant convention in this API).
    severity: warn
    given: $.components.schemas
    then:
      field: '@key'
      function: casing
      functionOptions:
        type: pascal
  error-schema-defined:
    description: A shared error schema (Error) should be defined for error payloads.
    severity: warn
    given: $.components.schemas
    then:
      field: Error
      function: truthy

Work with this as data

Every ruleset here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for spectral rules

4 MCP tools reach this
  • find_rulesBrowse and filter every ruleset in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This ruleset 
curl "https://apis.io/api/v1/rules/microsoft-project-spectral-rules"
All spectral rules 
curl "https://apis.io/api/v1/rules?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.