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graphql-schema-linter

graphql-schema-linter documentation

graphql-schema-linter - GitHub

Configuration in Mega-Linter

Variable Description Default value
GRAPHQL_GRAPHQL_SCHEMA_LINTER_ARGUMENTS User custom arguments to add in linter CLI call
Ex: -s --foo "bar"
GRAPHQL_GRAPHQL_SCHEMA_LINTER_FILTER_REGEX_INCLUDE Custom regex including filter
Ex: (src\|lib)		 Include every file
GRAPHQL_GRAPHQL_SCHEMA_LINTER_FILTER_REGEX_EXCLUDE Custom regex excluding filter
Ex: (test\|examples)		 Exclude no file
GRAPHQL_GRAPHQL_SCHEMA_LINTER_CLI_LINT_MODE Override default CLI lint mode
- file: Calls the linter for each file
- list_of_files: Call the linter with the list of files as argument
- project: Call the linter from the root of the project		 {linter.cli_lint_mode}
GRAPHQL_GRAPHQL_SCHEMA_LINTER_FILE_EXTENSIONS Allowed file extensions. "*" matches any extension, "" matches empty extension. Empty list excludes all files
Ex: [".py", ""]		 [".graphql"]
GRAPHQL_GRAPHQL_SCHEMA_LINTER_FILE_NAMES_REGEX File name regex filters. Regular expression list for filtering files by their base names using regex full match. Empty list includes all files
Ex: ["Dockerfile(-.+)?", "Jenkinsfile"]		 Include every file
GRAPHQL_GRAPHQL_SCHEMA_LINTER_PRE_COMMANDS List of bash commands to run before the linter None
GRAPHQL_GRAPHQL_SCHEMA_LINTER_POST_COMMANDS List of bash commands to run after the linter None
GRAPHQL_GRAPHQL_SCHEMA_LINTER_CONFIG_FILE graphql-schema-linter configuration file name
Use LINTER_DEFAULT to let the linter find it		 .graphql-schema-linterrc
GRAPHQL_GRAPHQL_SCHEMA_LINTER_RULES_PATH Path where to find linter configuration file Workspace folder, then Mega-Linter default rules
GRAPHQL_GRAPHQL_SCHEMA_LINTER_DISABLE_ERRORS Run linter but consider errors as warnings false
GRAPHQL_GRAPHQL_SCHEMA_LINTER_DISABLE_ERRORS_IF_LESS_THAN Maximum number of errors allowed 0

Mega-Linter Flavours

This linter is available in the following flavours

Flavor Description Embedded linters Info
all Default Mega-Linter Flavor 94 Docker Image Size (tag) Docker Pulls
dart Optimized for DART based projects 41 Docker Image Size (tag) Docker Pulls
documentation Mega-Linter for documentation projects 40 Docker Image Size (tag) Docker Pulls
dotnet Optimized for C, C++, C# or VB based projects 47 Docker Image Size (tag) Docker Pulls
go Optimized for GO based projects 42 Docker Image Size (tag) Docker Pulls
java Optimized for JAVA based projects 42 Docker Image Size (tag) Docker Pulls
javascript Optimized for JAVASCRIPT or TYPESCRIPT based projects 49 Docker Image Size (tag) Docker Pulls
php Optimized for PHP based projects 44 Docker Image Size (tag) Docker Pulls
python Optimized for PYTHON based projects 49 Docker Image Size (tag) Docker Pulls
ruby Optimized for RUBY based projects 41 Docker Image Size (tag) Docker Pulls
rust Optimized for RUST based projects 41 Docker Image Size (tag) Docker Pulls
salesforce Optimized for Salesforce based projects 43 Docker Image Size (tag) Docker Pulls
scala Optimized for SCALA based projects 41 Docker Image Size (tag) Docker Pulls
swift Optimized for SWIFT based projects 41 Docker Image Size (tag) Docker Pulls
terraform Optimized for TERRAFORM based projects 45 Docker Image Size (tag) Docker Pulls

Behind the scenes

How are identified applicable files

  • File extensions: .graphql

How the linting is performed

  • graphql-schema-linter is called one time by identified file

Example calls

graphql-schema-linter myfile.graphql

Help content

Usage: graphql-schema-linter [options] [schema.graphql ...]

Options:
  -r, --rules <rules>                 only the rules specified will be used to validate the schema. Example: fields-have-descriptions,types-have-descriptions
  -o, --rules-options <rulesOptions>  configure the specified rules with the passed in configuration options. example: {"enum-values-sorted-alphabetically":{"sortOrder":"lexicographical"}}
  -i, --ignore <ignore list>          ignore errors for specific schema members, example: {'fields-have-descriptions':['Obvious','Query.obvious','Query.something.obvious']}
  -f, --format <format>               choose the output format of the report. Possible values: json, text, compact
  -s, --stdin                         schema definition will be read from STDIN instead of specified file.
  -c, --config-directory <path>       path to begin searching for config files.
  -p, --custom-rule-paths <paths>     path to additional custom rules to be loaded. Example: rules/*.js
  --comment-descriptions              use old way of defining descriptions in GraphQL SDL
  --old-implements-syntax             use old way of defining implemented interfaces in GraphQL SDL
  -o, --only <rules>                  This option is DEPRECATED. Use `--rules` instead.
  -e, --except <rules>                This option is DEPRECATED. Use `--rules` instead.
  --version                           output the version number
  -h, --help                          output usage information

Installation on mega-linter Docker image

Example success log

Results of graphql-schema-linter linter (version 1.0.1)
See documentation on https://nvuillam.github.io/mega-linter/descriptors/graphql_graphql_schema_linter/
-----------------------------------------------

[SUCCESS] .automation/test/graphql/graphql_good_1.graphql


    ✔ 0 errors detected

Example error log

Results of graphql-schema-linter linter (version 1.0.1)
See documentation on https://nvuillam.github.io/mega-linter/descriptors/graphql_graphql_schema_linter/
-----------------------------------------------

[ERROR] .automation/test/graphql/graphql_bad_1.graphql
    .automation/test/graphql/graphql_bad_1.graphql
    8:11 Unknown type "Book". invalid-graphql-schema

    ✖ 1 error detected