| 1 | 'use strict'; |
| 2 | |
| 3 | type DebugInfoConfig = { |
| 4 | ignoreProps?: boolean, |
| 5 | ignoreRscStreamInfo?: boolean, |
| 6 | useFixedTime?: boolean, |
| 7 | useV8Stack?: boolean, |
| 8 | }; |
| 9 | |
| 10 | function formatV8Stack(stack) { |
| 11 | let v8StyleStack = ''; |
| 12 | if (stack) { |
| 13 | for (let i = 0; i < stack.length; i++) { |
| 14 | const [name] = stack[i]; |
| 15 | if (v8StyleStack !== '') { |
| 16 | v8StyleStack += '\n'; |
| 17 | } |
| 18 | v8StyleStack += ' in ' + name + ' (at **)'; |
| 19 | } |
| 20 | } |
| 21 | return v8StyleStack; |
| 22 | } |
| 23 | |
| 24 | function normalizeStack(stack) { |
| 25 | if (!stack) { |
| 26 | return stack; |
| 27 | } |
| 28 | const copy = []; |
| 29 | for (let i = 0; i < stack.length; i++) { |
| 30 | const [name, file, line, col, enclosingLine, enclosingCol] = stack[i]; |
| 31 | copy.push([ |
| 32 | name, |
| 33 | file.replace(__REACT_ROOT_PATH_TEST__, ''), |
| 34 | line, |
| 35 | col, |
| 36 | enclosingLine, |
| 37 | enclosingCol, |
| 38 | ]); |
| 39 | } |
| 40 | return copy; |
| 41 | } |
| 42 | |
| 43 | function normalizeIOInfo(config: DebugInfoConfig, ioInfo) { |
| 44 | const {debugTask, debugStack, debugLocation, ...copy} = ioInfo; |
| 45 | if (ioInfo.stack) { |
| 46 | copy.stack = config.useV8Stack |
| 47 | ? formatV8Stack(ioInfo.stack) |
| 48 | : normalizeStack(ioInfo.stack); |
| 49 | } |
| 50 | if (ioInfo.owner) { |
| 51 | copy.owner = normalizeDebugInfo(config, ioInfo.owner); |
| 52 | } |
| 53 | if (typeof ioInfo.start === 'number' && config.useFixedTime) { |
| 54 | copy.start = 0; |
| 55 | } |
| 56 | if (typeof ioInfo.end === 'number' && config.useFixedTime) { |
| 57 | copy.end = 0; |
| 58 | } |
| 59 | const promise = ioInfo.value; |
| 60 | if (promise) { |
| 61 | promise.then(); // init |
| 62 | if (promise.status === 'fulfilled') { |
| 63 | if (ioInfo.name === 'rsc stream') { |
| 64 | copy.byteSize = 0; |
| 65 | copy.value = { |
| 66 | value: 'stream', |
| 67 | }; |
| 68 | } else { |
| 69 | copy.value = { |
| 70 | value: promise.value, |
| 71 | }; |
| 72 | } |
| 73 | } else if (promise.status === 'rejected') { |
| 74 | copy.value = { |
| 75 | reason: promise.reason, |
| 76 | }; |
| 77 | } else { |
| 78 | copy.value = { |
| 79 | status: promise.status, |
| 80 | }; |
| 81 | } |
| 82 | } else if ('value' in ioInfo) { |
| 83 | // If value exists in ioInfo but is undefined (e.g., WeakRef was GC'd), |
| 84 | // ensure we still include it in the normalized output for consistency |
| 85 | copy.value = { |
| 86 | value: undefined, |
| 87 | }; |
| 88 | } else if (ioInfo.name && ioInfo.name !== 'rsc stream') { |
| 89 | // For non-rsc-stream IO that doesn't have a value field, add a default. |
| 90 | // This handles the case where the server doesn't send the field when WeakRef is GC'd. |
| 91 | copy.value = { |
| 92 | value: undefined, |
| 93 | }; |
| 94 | } |
| 95 | return copy; |
| 96 | } |
| 97 | |
| 98 | function normalizeDebugInfo(config: DebugInfoConfig, original) { |
| 99 | const {debugTask, debugStack, debugLocation, ...debugInfo} = original; |
| 100 | if (original.owner) { |
| 101 | debugInfo.owner = normalizeDebugInfo(config, original.owner); |
| 102 | } |
| 103 | if (original.awaited) { |
| 104 | debugInfo.awaited = normalizeIOInfo(config, original.awaited); |
| 105 | } |
| 106 | if (debugInfo.props && config.ignoreProps) { |
| 107 | debugInfo.props = {}; |
| 108 | } |
| 109 | if (Array.isArray(debugInfo.stack)) { |
| 110 | debugInfo.stack = config.useV8Stack |
| 111 | ? formatV8Stack(debugInfo.stack) |
| 112 | : normalizeStack(debugInfo.stack); |
| 113 | return debugInfo; |
| 114 | } else if (typeof debugInfo.time === 'number' && config.useFixedTime) { |
| 115 | return {...debugInfo, time: 0}; |
| 116 | } else { |
| 117 | return debugInfo; |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | export function getDebugInfo(config: DebugInfoConfig, obj) { |
| 122 | const debugInfo = obj._debugInfo; |
| 123 | if (debugInfo) { |
| 124 | const copy = []; |
| 125 | for (let i = 0; i < debugInfo.length; i++) { |
| 126 | if ( |
| 127 | debugInfo[i].awaited && |
| 128 | debugInfo[i].awaited.name === 'rsc stream' && |
| 129 | config.ignoreRscStreamInfo |
| 130 | ) { |
| 131 | // Ignore RSC stream I/O info. |
| 132 | } else { |
| 133 | copy.push(normalizeDebugInfo(config, debugInfo[i])); |
| 134 | } |
| 135 | } |
| 136 | return copy; |
| 137 | } |
| 138 | return debugInfo; |
| 139 | } |