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58 lines
1.3 KiB
JavaScript
58 lines
1.3 KiB
JavaScript
'use strict';
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module.exports = function defFunc(ajv) {
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defFunc.definition = {
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type: 'object',
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inline: function (it, keyword, schema) {
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var expr = '';
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for (var i=0; i<schema.length; i++) {
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if (i) expr += ' && ';
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expr += '(' + getData(schema[i], it.dataLevel) + ' !== undefined)';
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}
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return expr;
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},
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metaSchema: {
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type: 'array',
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items: {
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type: 'string',
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format: 'json-pointer'
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}
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}
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};
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ajv.addKeyword('deepRequired', defFunc.definition);
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return ajv;
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};
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function getData(jsonPointer, lvl) {
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var data = 'data' + (lvl || '');
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if (!jsonPointer) return data;
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var expr = data;
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var segments = jsonPointer.split('/');
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for (var i=1; i<segments.length; i++) {
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var segment = segments[i];
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data += getProperty(unescapeJsonPointer(segment));
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expr += ' && ' + data;
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}
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return expr;
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}
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var IDENTIFIER = /^[a-z$_][a-z$_0-9]*$/i;
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var INTEGER = /^[0-9]+$/;
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var SINGLE_QUOTE = /'|\\/g;
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function getProperty(key) {
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return INTEGER.test(key)
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? '[' + key + ']'
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: IDENTIFIER.test(key)
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? '.' + key
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: "['" + key.replace(SINGLE_QUOTE, '\\$&') + "']";
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}
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function unescapeJsonPointer(str) {
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return str.replace(/~1/g, '/').replace(/~0/g, '~');
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}
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