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Check availability of console before using it (Fix IE9)

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This commit is contained in:
Niklas von Hertzen 2017-08-06 17:37:34 +08:00
parent 68900c3087
commit 216c290c4b
1 changed files with 16 additions and 12 deletions
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4
src/Logger.js
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@ -10,6 +10,7 @@ export default class Logger {
// eslint-disable-next-line flowtype/no-weak-types // eslint-disable-next-line flowtype/no-weak-types
log(...args: any) { log(...args: any) {
if (window.console && window.console.log) {
Function.prototype.bind Function.prototype.bind
.call(window.console.log, window.console) .call(window.console.log, window.console)
.apply( .apply(
@ -17,9 +18,11 @@ export default class Logger {
[Date.now() - this.start + 'ms', 'html2canvas:'].concat([].slice.call(args, 0)) [Date.now() - this.start + 'ms', 'html2canvas:'].concat([].slice.call(args, 0))
); );
} }
}
// eslint-disable-next-line flowtype/no-weak-types // eslint-disable-next-line flowtype/no-weak-types
error(...args: any) { error(...args: any) {
if (window.console && window.console.error) {
Function.prototype.bind Function.prototype.bind
.call(window.console.error, window.console) .call(window.console.error, window.console)
.apply( .apply(
@ -27,4 +30,5 @@ export default class Logger {
[Date.now() - this.start + 'ms', 'html2canvas:'].concat([].slice.call(args, 0)) [Date.now() - this.start + 'ms', 'html2canvas:'].concat([].slice.call(args, 0))
); );
} }
}
} }