planning

node_modules/@mapbox/mapbox-gl-style-spec/validate_style.min.js

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+// @flow
+import validate from './validate/validate.js';
+import latestStyleSpec from './reference/latest.js';
+import validateGlyphsURL from './validate/validate_glyphs_url.js';
+
+import _validateSource from './validate/validate_source.js';
+import _validateLight from './validate/validate_light.js';
+import _validateTerrain from './validate/validate_terrain.js';
+import _validateFog from './validate/validate_fog.js';
+import _validateLayer from './validate/validate_layer.js';
+import _validateFilter from './validate/validate_filter.js';
+import _validatePaintProperty from './validate/validate_paint_property.js';
+import _validateLayoutProperty from './validate/validate_layout_property.js';
+
+import type {StyleSpecification} from './types.js';
+
+export type ValidationError = {
+    message: string;
+    identifier?: ?string;
+    line?: ?number;
+};
+export type ValidationErrors = $ReadOnlyArray<ValidationError>;
+export type Validator = (Object) => ValidationErrors;
+
+/**
+ * Validate a Mapbox GL style against the style specification. This entrypoint,
+ * `mapbox-gl-style-spec/lib/validate_style.min`, is designed to produce as
+ * small a browserify bundle as possible by omitting unnecessary functionality
+ * and legacy style specifications.
+ *
+ * @private
+ * @param {Object} style The style to be validated.
+ * @param {Object} [styleSpec] The style specification to validate against.
+ *     If omitted, the latest style spec is used.
+ * @returns {Array<ValidationError>}
+ * @example
+ *   var validate = require('mapbox-gl-style-spec/lib/validate_style.min');
+ *   var errors = validate(style);
+ */
+export function validateStyle(style: StyleSpecification, styleSpec: Object = latestStyleSpec): ValidationErrors {
+
+    const errors = validate({
+        key: '',
+        value: style,
+        valueSpec: styleSpec.$root,
+        styleSpec,
+        style,
+        objectElementValidators: {
+            glyphs: validateGlyphsURL,
+            '*': () => []
+        }
+    });
+    return sortErrors(errors);
+}
+
+export const validateSource: Validator = opts => sortErrors(_validateSource(opts));
+export const validateLight: Validator = opts => sortErrors(_validateLight(opts));
+export const validateTerrain: Validator = opts => sortErrors(_validateTerrain(opts));
+export const validateFog: Validator = opts => sortErrors(_validateFog(opts));
+export const validateLayer: Validator = opts => sortErrors(_validateLayer(opts));
+export const validateFilter: Validator = opts => sortErrors(_validateFilter(opts));
+export const validatePaintProperty: Validator = opts => sortErrors(_validatePaintProperty(opts));
+export const validateLayoutProperty: Validator = opts => sortErrors(_validateLayoutProperty(opts));
+
+function sortErrors(errors) {
+    return errors.slice().sort((a, b) => a.line && b.line ? a.line - b.line : 0);
+}