mirror of https://github.com/zulip/zulip.git
57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
/*
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These runtime schema validators are defensive and
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should always succeed, so we don't necessarily want
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to translate these. These are very similar to server
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side validators in zerver/lib/validator.py.
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*/
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exports.check_string = function (var_name, val) {
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if (!_.isString(val)) {
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return var_name + ' is not a string';
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}
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};
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exports.check_record = function (var_name, val, fields) {
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if (!_.isObject(val)) {
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return var_name + ' is not a record';
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}
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var field_results = _.map(fields, function (f, field_name) {
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if (val[field_name] === undefined) {
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return field_name + ' is missing';
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}
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return f(field_name, val[field_name]);
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});
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var msg = _.filter(field_results).sort().join(', ');
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if (msg) {
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return 'in ' + var_name + ' ' + msg;
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}
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};
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exports.check_array = function (var_name, val, checker) {
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if (!_.isArray(val)) {
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return var_name + ' is not an array';
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}
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var msg;
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_.find(val, function (item) {
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var res = checker('item', item);
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if (res) {
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msg = res;
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return msg;
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}
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});
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if (msg) {
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return 'in ' + var_name + ' we found an item where ' + msg;
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}
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};
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window.schema = exports;
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