United States Postal Service · API Governance Rules
United States Postal Service API Rules
Spectral linting rules defining API design standards and conventions for United States Postal Service.
72 Rules
error 39
warn 22
info 11
Rules by declared severity: the level each rule assigns to a violation. These are not lint results.
Generated by API Evangelist
Written by API Evangelist tooling for United States Postal Service's APIs. It is a starting point, not a ruleset United States Postal Service publishes or enforces.
Rule Categories
contact
header
info
mediatype
oauthflow
operation
operationid
parameter
path
property
requestbody
response
schema
securityscheme
server
servers
tag
write
Rules
error
operation-has-operationid
Every operation declares an operationId (measured: 100% of this contract)
$.paths[*][get,post,put,patch,delete]
warn
operationid-casing-kebab
operationIds are kebab case (measured: 94% of this contract)
$.paths[*][get,post,put,patch,delete].operationId
error
operation-has-summary
Every operation has a summary (measured: 100% of this contract)
$.paths[*][get,post,put,patch,delete]
error
operation-has-description
Every operation has a description (measured: 100% of this contract)
$.paths[*][get,post,put,patch,delete]
error
operation-has-tags
Every operation is tagged (measured: 100% of this contract)
$.paths[*][get,post,put,patch,delete]
warn
operation-has-success-response
Every operation declares a 2xx response (measured: 99% of this contract)
$.paths[*][get,post,put,patch,delete].responses
error
operation-declares-4xx
Every operation declares at least one 4xx response (measured: 100% of this contract)
$.paths[*][get,post,put,patch,delete].responses
info
operation-declares-401-or-403
Every operation declares 401 or 403 (measured: 89% of this contract)
$.paths[*][get,post,put,patch,delete].responses
info
operation-declares-429
Every operation declares 429 (rate limited) (measured: 83% of this contract)
$.paths[*][get,post,put,patch,delete].responses
info
operation-secured
Every operation declares its own security requirement (measured: 89% of this contract)
$.paths[*][get,post,put,patch,delete]
warn
path-segment-casing-kebab
Path segments are kebab case (measured: 98% of this contract)
$.paths[*]~
error
path-no-trailing-slash
Paths carry no trailing slash (measured: 100% of this contract)
$.paths[*]~
error
path-params-in-braces
Path parameters use {braces}, not :colon (measured: 100% of this contract)
$.paths[*]~
error
servers-https
Servers are https (measured: 100% of this contract)
$.servers[*].url
warn
write-declares-request-body
POST and PUT declare a request body (measured: 98% of this contract)
$.paths[*][post,put]
info
response-media-type
Responses are served as application/json (measured: 87% of this contract)
$.paths[*][get,post,put,patch,delete].responses[*].content
info
schema-has-description
Every component schema carries a title or description (measured: 89% of this contract)
$.components.schemas[*]
info
property-name-casing-camel
Schema property names are camel case (measured: 87% of this contract)
$.components.schemas[*].properties[*]~
error
info-has-description
The contract's info block carries a description (measured: 100% of this contract)
$.info
error
info-title-present
Info declares title (measured: 100% of this contract)
$.info
warn
info-title-min-length
Info.title runs at least 7 characters (measured: 97% of this contract)
$.info.title
error
info-description-present
Info declares description (measured: 100% of this contract)
$.info
warn
info-description-min-length
Info.description runs at least 215 characters (measured: 97% of this contract)
$.info.description
error
info-version-present
Info declares version (measured: 100% of this contract)
$.info
error
info-version-semver
info.version is numeric (measured: 100% of this contract)
$.info.version
error
contact-url-https
Contact.url is https (measured: 100% of this contract)
$.info.contact.url
error
server-url-present
Server declares url (measured: 100% of this contract)
$.servers[*]
error
server-url-https
Server.url is https (measured: 100% of this contract)
$.servers[*].url
error
server-description-present
Server declares description (measured: 100% of this contract)
$.servers[*]
warn
server-description-min-length
Server.description runs at least 28 characters (measured: 96% of this contract)
$.servers[*].description
error
tag-name-present
Tag declares name (measured: 100% of this contract)
$.tags[*]
error
tag-description-present
Tag declares description (measured: 100% of this contract)
$.tags[*]
error
operation-tags-present
Operation declares tags (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
error
operation-summary-present
Operation declares summary (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
warn
operation-summary-min-length
Operation.summary runs at least 22 characters (measured: 96% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].summary
error
operation-description-present
Operation declares description (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
warn
operation-description-min-length
Operation.description runs at least 55 characters (measured: 95% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].description
error
operation-operationid-present
Operation declares operationId (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
warn
operation-operationid-casing-kebab
Operation.operationId is kebab case (measured: 94% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].operationId
error
operation-responses-present
Operation declares responses (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
info
operation-security-present
Operation declares security (measured: 89% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace]
error
parameter-name-present
Parameter declares name (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*]
error
parameter-in-present
Parameter declares in (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*]
error
parameter-in-values
Parameter.in is one of header, path, query (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*].in
warn
parameter-description-present
Parameter declares description (measured: 99% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*]
warn
parameter-description-min-length
Parameter.description runs at least 30 characters (measured: 95% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*].description
warn
parameter-required-present
Parameter declares required (measured: 90% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*]
error
parameter-style-values
Parameter.style is one of form, simple (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*].style
error
parameter-schema-present
Parameter declares schema (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].parameters[*]
error
requestbody-content-present
RequestBody declares content (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].requestBody
warn
mediatype-schema-present
MediaType declares schema (measured: 93% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].content[*]
error
response-description-present
Response declares description (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*]
warn
response-description-min-length
Response.description runs at least 9 characters (measured: 97% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].description
warn
response-content-present
Response declares content (measured: 95% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*]
info
header-description-present
Header declares description (measured: 83% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].headers[*]
info
header-style-present
Header declares style (measured: 80% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].headers[*]
error
header-style-values
Header.style is one of simple (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].headers[*].style
info
header-explode-present
Header declares explode (measured: 80% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].headers[*]
error
header-schema-present
Header declares schema (measured: 100% of this contract)
$.paths[*][get,put,post,delete,patch,options,head,trace].responses[*].headers[*]
warn
schema-type-present
Schema declares type (measured: 90% of this contract)
$.components.schemas[*]
warn
schema-type-values
Schema.type is one of array, object, string (measured: 95% of this contract)
$.components.schemas[*].type
info
schema-description-present
Schema declares description (measured: 85% of this contract)
$.components.schemas[*]
warn
schema-description-min-length
Schema.description runs at least 19 characters (measured: 95% of this contract)
$.components.schemas[*].description
warn
schema-format-values
Schema.format is one of date, date-time, double, email (measured: 90% of this contract)
$.components.schemas[*].format
error
securityscheme-type-present
SecurityScheme declares type (measured: 100% of this contract)
$.components.securitySchemes[*]
error
securityscheme-type-values
SecurityScheme.type is one of http, oauth2 (measured: 100% of this contract)
$.components.securitySchemes[*].type
warn
securityscheme-description-present
SecurityScheme declares description (measured: 92% of this contract)
$.components.securitySchemes[*]
error
securityscheme-scheme-values
SecurityScheme.scheme is one of basic, bearer (measured: 100% of this contract)
$.components.securitySchemes[*].scheme
error
securityscheme-bearerformat-values
SecurityScheme.bearerFormat is one of JWT (measured: 100% of this contract)
$.components.securitySchemes[*].bearerFormat
warn
securityscheme-flows-present
SecurityScheme declares flows (measured: 94% of this contract)
$.components.securitySchemes[*]
error
oauthflow-tokenurl-present
OAuthFlow declares tokenUrl (measured: 100% of this contract)
$.components.securitySchemes[*].flows[*]
error
oauthflow-scopes-present
OAuthFlow declares scopes (measured: 100% of this contract)
$.components.securitySchemes[*].flows[*]
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