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56 lines
1.6 KiB
56 lines
1.6 KiB
// Copyright 2015 go-swagger maintainers |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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package swag |
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import ( |
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"os" |
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"path/filepath" |
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"runtime" |
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"strings" |
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) |
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const ( |
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// GOPATHKey represents the env key for gopath |
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GOPATHKey = "GOPATH" |
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) |
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// FindInSearchPath finds a package in a provided lists of paths |
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func FindInSearchPath(searchPath, pkg string) string { |
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pathsList := filepath.SplitList(searchPath) |
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for _, path := range pathsList { |
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if evaluatedPath, err := filepath.EvalSymlinks(filepath.Join(path, "src", pkg)); err == nil { |
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if _, err := os.Stat(evaluatedPath); err == nil { |
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return evaluatedPath |
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} |
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} |
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} |
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return "" |
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} |
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// FindInGoSearchPath finds a package in the $GOPATH:$GOROOT |
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func FindInGoSearchPath(pkg string) string { |
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return FindInSearchPath(FullGoSearchPath(), pkg) |
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} |
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// FullGoSearchPath gets the search paths for finding packages |
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func FullGoSearchPath() string { |
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allPaths := os.Getenv(GOPATHKey) |
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if allPaths != "" { |
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allPaths = strings.Join([]string{allPaths, runtime.GOROOT()}, ":") |
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} else { |
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allPaths = runtime.GOROOT() |
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} |
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return allPaths |
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}
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