mirror of
https://github.com/facebook/react.git
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62 lines
2.9 KiB
JavaScript
62 lines
2.9 KiB
JavaScript
/**
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* Copyright 2013-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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'use strict';
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var invariant = require('fbjs/lib/invariant');
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var warning = require('fbjs/lib/warning');
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var ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');
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var loggedTypeFailures = {};
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/**
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* Assert that the values match with the type specs.
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* Error messages are memorized and will only be shown once.
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*
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* @param {object} typeSpecs Map of name to a ReactPropType
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* @param {object} values Runtime values that need to be type-checked
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* @param {string} location e.g. "prop", "context", "child context"
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* @param {string} componentName Name of the component for error messages.
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* @param {?Function} getStack Returns the component stack.
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* @private
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*/
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function checkPropTypes(typeSpecs, values, location, componentName, getStack) {
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if (process.env.NODE_ENV !== 'production') {
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for (var typeSpecName in typeSpecs) {
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if (typeSpecs.hasOwnProperty(typeSpecName)) {
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var error;
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// Prop type validation may throw. In case they do, we don't want to
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// fail the render phase where it didn't fail before. So we log it.
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// After these have been cleaned up, we'll let them throw.
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try {
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// This is intentionally an invariant that gets caught. It's the same
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// behavior as without this statement except with a better message.
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invariant(typeof typeSpecs[typeSpecName] === 'function', '%s: %s type `%s` is invalid; it must be a function, usually from ' + 'React.PropTypes.', componentName || 'React class', location, typeSpecName);
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error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret);
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} catch (ex) {
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error = ex;
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}
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process.env.NODE_ENV !== 'production' ? warning(!error || error instanceof Error, '%s: type specification of %s `%s` is invalid; the type checker ' + 'function must return `null` or an `Error` but returned a %s. ' + 'You may have forgotten to pass an argument to the type checker ' + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + 'shape all require an argument).', componentName || 'React class', location, typeSpecName, typeof error) : void 0;
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if (error instanceof Error && !(error.message in loggedTypeFailures)) {
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// Only monitor this failure once because there tends to be a lot of the
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// same error.
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loggedTypeFailures[error.message] = true;
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var stack = getStack ? getStack() : '';
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process.env.NODE_ENV !== 'production' ? warning(false, 'Failed %s type: %s%s', location, error.message, stack != null ? stack : '') : void 0;
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}
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}
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}
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}
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}
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module.exports = checkPropTypes;
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