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add option to display element's props with warn/error message #11

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add option to display element's props with warn/error message #11

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7700b58
add element's props to warn/error message
Mar 2, 2015
1f655b7
add Option to enable showProps on message
Mar 2, 2015
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26 changes: 19 additions & 7 deletions lib/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,30 +7,42 @@ var assertAccessibility = (tagName, props, children, log) => {
var tagTests = assertions.tags[tagName];
if (tagTests)
for (key in tagTests)
log(tagTests[key].test(tagName, props, children), tagTests[key].msg);
log(tagTests[key].test(tagName, props, children), tagTests[key].msg, props);

var propTests;
for (var propName in props) {
propTests = assertions.props[propName];
if (propTests)
for (key in propTests)
log(propTests[key].test(tagName, props, children), propTests[key].msg);
log(propTests[key].test(tagName, props, children), propTests[key].msg, props);
}
};

var error = (passed, msg) => {
var error = (passed, msg, props, options) => {
var errMsg = options && options.showProps ? msg + " - Element's props:" + JSON.stringify(props) : msg;
if (!passed)
throw new Error(msg);
throw new Error(errMsg);
};

var warn = (passed, msg) => {
var warn = (passed, msg, props, options) => {
var warnMsg = options && options.showProps ? msg + " - Element's props:" + JSON.stringify(props) : msg;
if (!passed)
console.warn(msg);
console.warn(warnMsg);
};

// borrowed from https://github.com/rackt/react-a11y/pull/9/files#diff-6d186b954a58d5bb740f73d84fe39073R36
var getLogger = (options) => {
var log = options && options.throw ? error : warn;

return (passed, msg, props) => {
log(passed, msg, props, options);
};
}


module.exports = (options) => {
var _createElement = React.createElement;
var log = options && options.throw ? error : warn;
var log = getLogger(options);
React.createElement = function (type, _props, ...children) {
if (typeof type === 'string') {
var props = _props || {};
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