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inpage provider - only warn web3 usage once per session

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This commit is contained in:
kumavis 2017-08-23 16:26:55 -07:00
parent 53e410167b
commit 44dc2ba712
1 changed files with 11 additions and 6 deletions
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17
app/scripts/lib/auto-reload.js
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@ -2,17 +2,22 @@ module.exports = setupDappAutoReload
function setupDappAutoReload (web3, observable) { function setupDappAutoReload (web3, observable) {
// export web3 as a global, checking for usage // export web3 as a global, checking for usage
let hasBeenWarned = false
global.web3 = new Proxy(web3, { global.web3 = new Proxy(web3, {
get: (_web3, name) => { get: (_web3, key) => {
// get the time of use // show warning once on web3 access
if (name !== '_used') { if (!hasBeenWarned && key !== 'currentProvider') {
console.warn('MetaMask: web3 will be deprecated in the near future in favor of the ethereumProvider \nhttps://github.com/ethereum/mist/releases/tag/v0.9.0') console.warn('MetaMask: web3 will be deprecated in the near future in favor of the ethereumProvider \nhttps://github.com/ethereum/mist/releases/tag/v0.9.0')
hasBeenWarned = true
}
// get the time of use
if (key !== '_used') {
_web3._used = Date.now() _web3._used = Date.now()
} }
return _web3[name] return _web3[key]
}, },
set: (_web3, name, value) => { set: (_web3, key, value) => {
_web3[name] = value _web3[key] = value
}, },
}) })
var networkVersion var networkVersion