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93c2d0122b
* Test: Internal exchange coverage * Tests: Rename exchange.TestInstance to Setup This package function is either going to be imported and used as just exchange.Setup, or more likely testexch.Setup. This removes the Stutter of having internal/testing/exchange.TestInstance which is implicit given the package path
36 lines
826 B
Go
36 lines
826 B
Go
package path
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import (
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"errors"
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"os"
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"path/filepath"
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"strings"
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)
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// Exported public errors
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var (
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ErrRootNotFound = errors.New("could not find root of gocryptotrader")
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)
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// RootPathFromCWD returns the system path to GoCryptoTrader from the current working directory
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// Expects to find LICENSE file
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func RootPathFromCWD() (string, error) {
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wd, err := os.Getwd()
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if err != nil {
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return "", err
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}
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return RootPath(wd)
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}
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// RootPath returns the system path to GoCryptoTrader from a sub-directory path
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func RootPath(p string) (string, error) {
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parts := strings.Split(p, string(filepath.Separator))
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for i := len(parts); i > 0; i-- {
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dir := strings.Join(parts[:i], string(filepath.Separator))
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if _, err := os.Stat(filepath.Join(dir, "LICENSE")); err == nil {
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return dir, nil
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}
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}
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return "", ErrRootNotFound
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}
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