Add nicer error handling on template compile errors (#21350)

There are repeated issues reported whereby users are unable to interpret
the template errors. This PR adds some (somewhat complex) error handling
to the panic recovery for template renderering but hopefully makes the
interpretation of the error easier.

Reference #21344

Signed-off-by: Andrew Thornton <art27@cantab.net>
This commit is contained in:
zeripath 2022-10-07 22:02:24 +01:00 committed by GitHub
parent 56aabf3e8d
commit 7d2545d183
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3 changed files with 225 additions and 1 deletions

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@ -33,6 +33,21 @@ func GetAsset(name string) ([]byte, error) {
return os.ReadFile(filepath.Join(setting.StaticRootPath, name))
}
// GetAssetFilename returns the filename of the provided asset
func GetAssetFilename(name string) (string, error) {
filename := filepath.Join(setting.CustomPath, name)
_, err := os.Stat(filename)
if err != nil && !os.IsNotExist(err) {
return filename, err
} else if err == nil {
return filename, nil
}
filename = filepath.Join(setting.StaticRootPath, name)
_, err = os.Stat(filename)
return filename, err
}
// walkTemplateFiles calls a callback for each template asset
func walkTemplateFiles(callback func(path, name string, d fs.DirEntry, err error) error) error {
if err := walkAssetDir(filepath.Join(setting.CustomPath, "templates"), true, callback); err != nil && !os.IsNotExist(err) {