clawbot
9d3d35b3d7
FileExists reports whether a path holds a regular file and DirExists whether it holds a directory, both answering false for anything they cannot look at. Comes with doc comments and table-driven tests. (closes #15) Model: opus-5
32 lines
843 B
Go
32 lines
843 B
Go
package util
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import "os"
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// FileExists reports whether there is a regular file at path. A directory, a
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// device node or a socket gives false, and so does anything the process is not
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// allowed to look at, since from the caller's point of view there is no usable
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// file there either way.
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//
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// Symbolic links are followed, so a link pointing at a regular file gives true
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// and a link pointing at nothing gives false.
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func FileExists(path string) bool {
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info, err := os.Stat(path)
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if err != nil {
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return false
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}
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return info.Mode().IsRegular()
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}
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// DirExists reports whether there is a directory at path. As with FileExists,
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// anything that cannot be looked at gives false, and symbolic links are
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// followed.
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func DirExists(path string) bool {
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info, err := os.Stat(path)
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if err != nil {
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return false
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}
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return info.IsDir()
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}
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