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7 |
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8 | 'use strict';
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9 |
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10 | var printWarning = function() {};
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11 |
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12 | if (process.env.NODE_ENV !== 'production') {
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13 | var ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');
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14 | var loggedTypeFailures = {};
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15 | var has = require('./lib/has');
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16 |
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17 | printWarning = function(text) {
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18 | var message = 'Warning: ' + text;
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19 | if (typeof console !== 'undefined') {
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20 | console.error(message);
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21 | }
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22 | try {
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23 |
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24 |
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25 |
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26 | throw new Error(message);
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27 | } catch (x) { }
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28 | };
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29 | }
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30 |
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37 |
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38 |
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39 |
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40 |
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41 |
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42 | function checkPropTypes(typeSpecs, values, location, componentName, getStack) {
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43 | if (process.env.NODE_ENV !== 'production') {
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44 | for (var typeSpecName in typeSpecs) {
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45 | if (has(typeSpecs, typeSpecName)) {
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46 | var error;
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47 |
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48 |
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49 |
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50 | try {
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51 |
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52 |
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53 | if (typeof typeSpecs[typeSpecName] !== 'function') {
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54 | var err = Error(
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55 | (componentName || 'React class') + ': ' + location + ' type `' + typeSpecName + '` is invalid; ' +
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56 | 'it must be a function, usually from the `prop-types` package, but received `' + typeof typeSpecs[typeSpecName] + '`.' +
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57 | 'This often happens because of typos such as `PropTypes.function` instead of `PropTypes.func`.'
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58 | );
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59 | err.name = 'Invariant Violation';
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60 | throw err;
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61 | }
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62 | error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret);
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63 | } catch (ex) {
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64 | error = ex;
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65 | }
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66 | if (error && !(error instanceof Error)) {
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67 | printWarning(
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68 | (componentName || 'React class') + ': type specification of ' +
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69 | location + ' `' + typeSpecName + '` is invalid; the type checker ' +
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70 | 'function must return `null` or an `Error` but returned a ' + typeof error + '. ' +
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71 | 'You may have forgotten to pass an argument to the type checker ' +
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72 | 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' +
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73 | 'shape all require an argument).'
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74 | );
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75 | }
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76 | if (error instanceof Error && !(error.message in loggedTypeFailures)) {
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77 |
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78 |
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79 | loggedTypeFailures[error.message] = true;
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80 |
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81 | var stack = getStack ? getStack() : '';
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82 |
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83 | printWarning(
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84 | 'Failed ' + location + ' type: ' + error.message + (stack != null ? stack : '')
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85 | );
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86 | }
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87 | }
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88 | }
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89 | }
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90 | }
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91 |
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92 |
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93 |
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94 |
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95 |
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96 |
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97 | checkPropTypes.resetWarningCache = function() {
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98 | if (process.env.NODE_ENV !== 'production') {
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99 | loggedTypeFailures = {};
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100 | }
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101 | }
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102 |
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103 | module.exports = checkPropTypes;
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