+++ /dev/null
-'use strict';
-
-var resolve = require('./resolve')
- , util = require('./util')
- , errorClasses = require('./error_classes')
- , stableStringify = require('fast-json-stable-stringify');
-
-var validateGenerator = require('../dotjs/validate');
-
-/**
- * Functions below are used inside compiled validations function
- */
-
-var ucs2length = util.ucs2length;
-var equal = require('fast-deep-equal');
-
-// this error is thrown by async schemas to return validation errors via exception
-var ValidationError = errorClasses.Validation;
-
-module.exports = compile;
-
-
-/**
- * Compiles schema to validation function
- * @this Ajv
- * @param {Object} schema schema object
- * @param {Object} root object with information about the root schema for this schema
- * @param {Object} localRefs the hash of local references inside the schema (created by resolve.id), used for inline resolution
- * @param {String} baseId base ID for IDs in the schema
- * @return {Function} validation function
- */
-function compile(schema, root, localRefs, baseId) {
- /* jshint validthis: true, evil: true */
- /* eslint no-shadow: 0 */
- var self = this
- , opts = this._opts
- , refVal = [ undefined ]
- , refs = {}
- , patterns = []
- , patternsHash = {}
- , defaults = []
- , defaultsHash = {}
- , customRules = [];
-
- root = root || { schema: schema, refVal: refVal, refs: refs };
-
- var c = checkCompiling.call(this, schema, root, baseId);
- var compilation = this._compilations[c.index];
- if (c.compiling) return (compilation.callValidate = callValidate);
-
- var formats = this._formats;
- var RULES = this.RULES;
-
- try {
- var v = localCompile(schema, root, localRefs, baseId);
- compilation.validate = v;
- var cv = compilation.callValidate;
- if (cv) {
- cv.schema = v.schema;
- cv.errors = null;
- cv.refs = v.refs;
- cv.refVal = v.refVal;
- cv.root = v.root;
- cv.$async = v.$async;
- if (opts.sourceCode) cv.source = v.source;
- }
- return v;
- } finally {
- endCompiling.call(this, schema, root, baseId);
- }
-
- /* @this {*} - custom context, see passContext option */
- function callValidate() {
- /* jshint validthis: true */
- var validate = compilation.validate;
- var result = validate.apply(this, arguments);
- callValidate.errors = validate.errors;
- return result;
- }
-
- function localCompile(_schema, _root, localRefs, baseId) {
- var isRoot = !_root || (_root && _root.schema == _schema);
- if (_root.schema != root.schema)
- return compile.call(self, _schema, _root, localRefs, baseId);
-
- var $async = _schema.$async === true;
-
- var sourceCode = validateGenerator({
- isTop: true,
- schema: _schema,
- isRoot: isRoot,
- baseId: baseId,
- root: _root,
- schemaPath: '',
- errSchemaPath: '#',
- errorPath: '""',
- MissingRefError: errorClasses.MissingRef,
- RULES: RULES,
- validate: validateGenerator,
- util: util,
- resolve: resolve,
- resolveRef: resolveRef,
- usePattern: usePattern,
- useDefault: useDefault,
- useCustomRule: useCustomRule,
- opts: opts,
- formats: formats,
- logger: self.logger,
- self: self
- });
-
- sourceCode = vars(refVal, refValCode) + vars(patterns, patternCode)
- + vars(defaults, defaultCode) + vars(customRules, customRuleCode)
- + sourceCode;
-
- if (opts.processCode) sourceCode = opts.processCode(sourceCode, _schema);
- // console.log('\n\n\n *** \n', JSON.stringify(sourceCode));
- var validate;
- try {
- var makeValidate = new Function(
- 'self',
- 'RULES',
- 'formats',
- 'root',
- 'refVal',
- 'defaults',
- 'customRules',
- 'equal',
- 'ucs2length',
- 'ValidationError',
- sourceCode
- );
-
- validate = makeValidate(
- self,
- RULES,
- formats,
- root,
- refVal,
- defaults,
- customRules,
- equal,
- ucs2length,
- ValidationError
- );
-
- refVal[0] = validate;
- } catch(e) {
- self.logger.error('Error compiling schema, function code:', sourceCode);
- throw e;
- }
-
- validate.schema = _schema;
- validate.errors = null;
- validate.refs = refs;
- validate.refVal = refVal;
- validate.root = isRoot ? validate : _root;
- if ($async) validate.$async = true;
- if (opts.sourceCode === true) {
- validate.source = {
- code: sourceCode,
- patterns: patterns,
- defaults: defaults
- };
- }
-
- return validate;
- }
-
- function resolveRef(baseId, ref, isRoot) {
- ref = resolve.url(baseId, ref);
- var refIndex = refs[ref];
- var _refVal, refCode;
- if (refIndex !== undefined) {
- _refVal = refVal[refIndex];
- refCode = 'refVal[' + refIndex + ']';
- return resolvedRef(_refVal, refCode);
- }
- if (!isRoot && root.refs) {
- var rootRefId = root.refs[ref];
- if (rootRefId !== undefined) {
- _refVal = root.refVal[rootRefId];
- refCode = addLocalRef(ref, _refVal);
- return resolvedRef(_refVal, refCode);
- }
- }
-
- refCode = addLocalRef(ref);
- var v = resolve.call(self, localCompile, root, ref);
- if (v === undefined) {
- var localSchema = localRefs && localRefs[ref];
- if (localSchema) {
- v = resolve.inlineRef(localSchema, opts.inlineRefs)
- ? localSchema
- : compile.call(self, localSchema, root, localRefs, baseId);
- }
- }
-
- if (v === undefined) {
- removeLocalRef(ref);
- } else {
- replaceLocalRef(ref, v);
- return resolvedRef(v, refCode);
- }
- }
-
- function addLocalRef(ref, v) {
- var refId = refVal.length;
- refVal[refId] = v;
- refs[ref] = refId;
- return 'refVal' + refId;
- }
-
- function removeLocalRef(ref) {
- delete refs[ref];
- }
-
- function replaceLocalRef(ref, v) {
- var refId = refs[ref];
- refVal[refId] = v;
- }
-
- function resolvedRef(refVal, code) {
- return typeof refVal == 'object' || typeof refVal == 'boolean'
- ? { code: code, schema: refVal, inline: true }
- : { code: code, $async: refVal && !!refVal.$async };
- }
-
- function usePattern(regexStr) {
- var index = patternsHash[regexStr];
- if (index === undefined) {
- index = patternsHash[regexStr] = patterns.length;
- patterns[index] = regexStr;
- }
- return 'pattern' + index;
- }
-
- function useDefault(value) {
- switch (typeof value) {
- case 'boolean':
- case 'number':
- return '' + value;
- case 'string':
- return util.toQuotedString(value);
- case 'object':
- if (value === null) return 'null';
- var valueStr = stableStringify(value);
- var index = defaultsHash[valueStr];
- if (index === undefined) {
- index = defaultsHash[valueStr] = defaults.length;
- defaults[index] = value;
- }
- return 'default' + index;
- }
- }
-
- function useCustomRule(rule, schema, parentSchema, it) {
- if (self._opts.validateSchema !== false) {
- var deps = rule.definition.dependencies;
- if (deps && !deps.every(function(keyword) {
- return Object.prototype.hasOwnProperty.call(parentSchema, keyword);
- }))
- throw new Error('parent schema must have all required keywords: ' + deps.join(','));
-
- var validateSchema = rule.definition.validateSchema;
- if (validateSchema) {
- var valid = validateSchema(schema);
- if (!valid) {
- var message = 'keyword schema is invalid: ' + self.errorsText(validateSchema.errors);
- if (self._opts.validateSchema == 'log') self.logger.error(message);
- else throw new Error(message);
- }
- }
- }
-
- var compile = rule.definition.compile
- , inline = rule.definition.inline
- , macro = rule.definition.macro;
-
- var validate;
- if (compile) {
- validate = compile.call(self, schema, parentSchema, it);
- } else if (macro) {
- validate = macro.call(self, schema, parentSchema, it);
- if (opts.validateSchema !== false) self.validateSchema(validate, true);
- } else if (inline) {
- validate = inline.call(self, it, rule.keyword, schema, parentSchema);
- } else {
- validate = rule.definition.validate;
- if (!validate) return;
- }
-
- if (validate === undefined)
- throw new Error('custom keyword "' + rule.keyword + '"failed to compile');
-
- var index = customRules.length;
- customRules[index] = validate;
-
- return {
- code: 'customRule' + index,
- validate: validate
- };
- }
-}
-
-
-/**
- * Checks if the schema is currently compiled
- * @this Ajv
- * @param {Object} schema schema to compile
- * @param {Object} root root object
- * @param {String} baseId base schema ID
- * @return {Object} object with properties "index" (compilation index) and "compiling" (boolean)
- */
-function checkCompiling(schema, root, baseId) {
- /* jshint validthis: true */
- var index = compIndex.call(this, schema, root, baseId);
- if (index >= 0) return { index: index, compiling: true };
- index = this._compilations.length;
- this._compilations[index] = {
- schema: schema,
- root: root,
- baseId: baseId
- };
- return { index: index, compiling: false };
-}
-
-
-/**
- * Removes the schema from the currently compiled list
- * @this Ajv
- * @param {Object} schema schema to compile
- * @param {Object} root root object
- * @param {String} baseId base schema ID
- */
-function endCompiling(schema, root, baseId) {
- /* jshint validthis: true */
- var i = compIndex.call(this, schema, root, baseId);
- if (i >= 0) this._compilations.splice(i, 1);
-}
-
-
-/**
- * Index of schema compilation in the currently compiled list
- * @this Ajv
- * @param {Object} schema schema to compile
- * @param {Object} root root object
- * @param {String} baseId base schema ID
- * @return {Integer} compilation index
- */
-function compIndex(schema, root, baseId) {
- /* jshint validthis: true */
- for (var i=0; i<this._compilations.length; i++) {
- var c = this._compilations[i];
- if (c.schema == schema && c.root == root && c.baseId == baseId) return i;
- }
- return -1;
-}
-
-
-function patternCode(i, patterns) {
- return 'var pattern' + i + ' = new RegExp(' + util.toQuotedString(patterns[i]) + ');';
-}
-
-
-function defaultCode(i) {
- return 'var default' + i + ' = defaults[' + i + '];';
-}
-
-
-function refValCode(i, refVal) {
- return refVal[i] === undefined ? '' : 'var refVal' + i + ' = refVal[' + i + '];';
-}
-
-
-function customRuleCode(i) {
- return 'var customRule' + i + ' = customRules[' + i + '];';
-}
-
-
-function vars(arr, statement) {
- if (!arr.length) return '';
- var code = '';
- for (var i=0; i<arr.length; i++)
- code += statement(i, arr);
- return code;
-}
projects / dotfiles / .git / blobdiff