{ "$schema": "http://json-schema.org/draft-04/schema#", "allOf": [ { "$ref": "#/definitions/Options" }, { "properties": { "env": { "description": "This is an object of keys that represent different environments. For example, you may have: `{ env: { production: { /* specific options */ } } }` which will use those options when the environment variable BABEL_ENV is set to \"production\". If BABEL_ENV isn't set then NODE_ENV will be used, if it's not set then it defaults to \"development\"", "type": "object", "additionalProperties": { "$ref": "#/definitions/Options" }, "default": {} } } } ], "definitions": { "Options": { "type": "object", "properties": { "ast": { "description": "Include the AST in the returned object", "type": "boolean", "default": true }, "auxiliaryCommentAfter": { "description": "Attach a comment after all non-user injected code.", "type": "string" }, "auxiliaryCommentBefore": { "description": "Attach a comment before all non-user injected code.", "type": "string" }, "code": { "description": "Enable code generation", "type": "boolean", "default": true }, "comments": { "description": "Output comments in generated output.", "type": "boolean", "default": true }, "compact": { "description": "Do not include superfluous whitespace characters and line terminators. When set to \"auto\" compact is set to true on input sizes of >500KB.", "type": ["string", "boolean"], "enum": ["auto", true, false], "default": "auto" }, "extends": { "description": "A path to a .babelrc file to extend", "type": "string" }, "filename": { "description": "Filename for use in errors etc.", "type": "string", "default": "unknown" }, "filenameRelative": { "description": "Filename relative to sourceRoot (defaults to \"filename\")", "type": "string" }, "highlightCode": { "description": "ANSI highlight syntax error code frames", "type": "boolean" }, "ignore": { "description": "Opposite of the \"only\" option", "type": ["string", "array"], "items": { "type": "string" } }, "inputSourceMap": { "description": "If true, attempt to load an input sourcemap from the file itself. If an object is provided, it will be treated as the source map object itself.", "type": ["boolean", "object"], "default": true }, "keepModuleIdExtensions": { "description": "Keep extensions in module ids", "type": "boolean", "default": false }, "moduleId": { "description": "Specify a custom name for module ids.", "type": "string" }, "moduleIds": { "description": "If truthy, insert an explicit id for modules. By default, all modules are anonymous. (Not available for common modules)", "type": "string", "default": false }, "moduleRoot": { "description": "Optional prefix for the AMD module formatter that will be prepend to the filename on module definitions. (defaults to \"sourceRoot\")", "type": "string" }, "only": { "description": "A glob, regex, or mixed array of both, matching paths to only compile. Can also be an array of arrays containing paths to explicitly match. When attempting to compile a non-matching file it's returned verbatim.", "type": ["string", "array"], "items": { "type": "string" } }, "plugins": { "description": "List of plugins to load and use", "type": "array", "items": { "type": ["string", "array"], "items": [ { "description": "The name of the plugin.", "type": "string" }, { "description": "The options of the plugin.", "type": "object" } ] } }, "presets": { "description": "List of presets (a set of plugins) to load and use", "type": "array", "items": { "type": ["string", "array"], "items": [ { "description": "The name of the preset.", "type": "string" }, { "description": "The options of the preset.", "type": "object" } ] } }, "retainLines": { "default": false, "description": "Retain line numbers. This will lead to wacky code but is handy for scenarios where you can't use source maps. NOTE: This will obviously not retain the columns.", "type": "boolean" }, "sourceFileName": { "description": "Set sources[0] on returned source map. (defaults to \"filenameRelative\")", "type": "string" }, "sourceMaps": { "default": false, "description": "If truthy, adds a map property to returned output. If set to \"inline\", a comment with a sourceMappingURL directive is added to the bottom of the returned code. If set to \"both\" then a map property is returned as well as a source map comment appended.", "type": ["string", "boolean"], "enum": ["both", "inline", true, false] }, "sourceMapTarget": { "description": "Set file on returned source map. (defaults to \"filenameRelative\")", "type": "string" }, "sourceRoot": { "description": "The root from which all sources are relative. (defaults to \"moduleRoot\")", "type": "string" } } } }, "id": "https://json.schemastore.org/babelrc.json", "title": "JSON schema for Babel 6+ configuration files", "type": "object" }