32 lines
883 B
Go
32 lines
883 B
Go
package pncdsl
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import (
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"io/fs"
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"os"
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)
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// AssetFS, when non-nil, is the filesystem asset files (images, audio)
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// are read from instead of the OS filesystem. Set it to an embed.FS
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// before Run to ship assets inside the binary — required for js/wasm
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// builds, where there is no OS filesystem and every asset would fall
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// back to a placeholder:
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//
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// //go:embed assets
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// var assetsFS embed.FS
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//
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// func init() { pncdsl.AssetFS = assetsFS }
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//
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// Asset.Path values are used as-is, so they must be slash-separated
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// and relative (e.g. "assets/bg/bedroom.png") — the same form that
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// works with os.Open from the project root.
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var AssetFS fs.FS
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// openAsset opens an asset file honoring AssetFS. Every asset read in
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// the package goes through here.
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func openAsset(path string) (fs.File, error) {
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if AssetFS != nil {
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return AssetFS.Open(path)
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}
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return os.Open(path)
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}
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