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use string values to get names for JSC heap capture react tree

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Reviewed By: dcaspi

Differential Revision: D3723800

fbshipit-source-id: a013525f77484dfb8dc39ced81feee42bccba70d
This commit is contained in:
Charles Dick
2016-08-17 08:05:20 -07:00
committed by Facebook Github Bot 5
parent 348a8078bc
commit 294c70cc63
2 changed files with 50 additions and 8 deletions
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29
local-cli/server/middleware/heapCapture/src/heapCapture.js
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@@ -44,11 +44,32 @@ function getInternalInstanceName(refs, id) {
const elementId = idGetProp(refs, id, '_currentElement');
const typeId = idGetProp(refs, elementId, 'type');
const typeRef = refs[typeId];
if (typeRef && typeRef.type === 'Function' && typeRef.value) {
return typeRef.value.name;
} else {
return '<unknown component>';
if (typeRef) {
if (typeRef.type === 'string') { // element.type is string
if (typeRef.value) {
return typeRef.value;
}
} else if (typeRef.type === 'Function') { // element.type is function
const displayNameId = idGetProp(refs, typeId, 'displayName');
if (displayNameId) {
const displayNameRef = refs[displayNameId];
if (displayNameRef && displayNameRef.value) {
return displayNameRef.value; // element.type.displayName
}
}
const nameId = idGetProp(refs, typeId, 'name');
if (nameId) {
const nameRef = refs[nameId];
if (nameRef && nameRef.value) {
return nameRef.value; // element.type.name
}
}
if (typeRef.value && typeRef.value.name) {
return typeRef.value.name; // element.type symbolicated function name
}
}
}
return '#unknown';
}
function registerReactComponentTreeImpl(refs, registry, parents, inEdgeNames, trees, id) {