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Fix flowchart tooltip typing 

Tooltip is an object that gets reset to an array. It is then looked up for properties without guard, causing array functions like "length" and "constructor" to run into undefined behvaior.
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Lishid 2023-06-29 15:33:35 -04:00 committed by GitHub
parent 8066d94c1d
commit 0cab66c9d8
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1 changed files with 3 additions and 2 deletions
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5
packages/mermaid/src/diagrams/flowchart/flowDb.js
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@ -342,7 +342,8 @@ export const setLink = function (ids, linkStr, target) {
setClass(ids, 'clickable');
};
export const getTooltip = function (id) {
return tooltips[id];
if (tooltips.hasOwnProperty(id)) return tooltips[id];
return undefined;
};
/**
@ -443,7 +444,7 @@ export const clear = function (ver = 'gen-1') {
subGraphs = [];
subGraphLookup = {};
subCount = 0;
tooltips = [];
tooltips = {};
firstGraphFlag = true;
version = ver;
commonClear();