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[v2] Update context error

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This commit is contained in:
Lea\Anthony 2021-12-22 06:28:47 +11:00
commit 5c357f012d
2 changed files with 7 additions and 4 deletions
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9
v2/pkg/runtime/runtime.go
View file

@ -8,6 +8,9 @@ import (
goruntime "runtime"
)
const contextError = `An invalid context was passed. This method requires the specific context given in the lifecycle hooks:
https://wails.io/docs/reference/runtime/intro`
func getFrontend(ctx context.Context) frontend.Frontend {
if ctx == nil {
pc, _, _, _ := goruntime.Caller(1)
@ -20,7 +23,7 @@ func getFrontend(ctx context.Context) frontend.Frontend {
}
pc, _, _, _ := goruntime.Caller(1)
funcName := goruntime.FuncForPC(pc).Name()
log.Fatalf("cannot call '%s': Application not initialised", funcName)
log.Fatalf("cannot call '%s': %s", funcName, contextError)
return nil
}
func getLogger(ctx context.Context) *logger.Logger {
@ -35,7 +38,7 @@ func getLogger(ctx context.Context) *logger.Logger {
}
pc, _, _, _ := goruntime.Caller(1)
funcName := goruntime.FuncForPC(pc).Name()
log.Fatalf("cannot call '%s': Application not initialised", funcName)
log.Fatalf("cannot call '%s': %s", funcName, contextError)
return nil
}
@ -51,7 +54,7 @@ func getEvents(ctx context.Context) frontend.Events {
}
pc, _, _, _ := goruntime.Caller(1)
funcName := goruntime.FuncForPC(pc).Name()
log.Fatalf("cannot call '%s': Application not initialised", funcName)
log.Fatalf("cannot call '%s': %s", funcName, contextError)
return nil
}

2
website/docs/reference/runtime/intro.mdx
View file

@ -8,7 +8,7 @@ The runtime is a library that provides utility methods for your application. The
and the aim is to try and keep them at parity where possible.
The Go Runtime is available through importing `github.com/wailsapp/wails/v2/pkg/runtime`. All methods in this package
take a context as the first parameter. This context can be obtained from the [OnStartup](/docs/reference/options#onstartup)
take a context as the first parameter. This context should be obtained from the [OnStartup](/docs/reference/options#onstartup)
or [OnDomReady](/docs/reference/options#ondomready) hooks.
:::info Note