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40 lines
1.5 KiB
40 lines
1.5 KiB
package rice
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// LocateMethod defines how a box is located.
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type LocateMethod int
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const (
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LocateFS = LocateMethod(iota) // Locate on the filesystem according to package path.
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LocateAppended // Locate boxes appended to the executable.
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LocateEmbedded // Locate embedded boxes.
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LocateWorkingDirectory // Locate on the binary working directory
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)
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// Config allows customizing the box lookup behavior.
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type Config struct {
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// LocateOrder defines the priority order that boxes are searched for. By
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// default, the package global FindBox searches for embedded boxes first,
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// then appended boxes, and then finally boxes on the filesystem. That
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// search order may be customized by provided the ordered list here. Leaving
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// out a particular method will omit that from the search space. For
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// example, []LocateMethod{LocateEmbedded, LocateAppended} will never search
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// the filesystem for boxes.
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LocateOrder []LocateMethod
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}
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// FindBox searches for boxes using the LocateOrder of the config.
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func (c *Config) FindBox(boxName string) (*Box, error) {
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return findBox(boxName, c.LocateOrder)
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}
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// MustFindBox searches for boxes using the LocateOrder of the config, like
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// FindBox does. It does not return an error, instead it panics when an error
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// occurs.
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func (c *Config) MustFindBox(boxName string) *Box {
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box, err := findBox(boxName, c.LocateOrder)
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if err != nil {
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panic(err)
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}
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return box
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}
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