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33 lines
520 B
Go
33 lines
520 B
Go
package goimports
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"golang.org/x/tools/imports"
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)
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func Run(filename string) ([]byte, error) {
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src, err := ioutil.ReadFile(filename)
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if err != nil {
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return nil, err
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}
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res, err := imports.Process(filename, src, options)
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if err != nil {
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return nil, err
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}
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if bytes.Equal(src, res) {
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return nil, nil
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}
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// formatting has changed
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data, err := diff(src, res, filename)
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if err != nil {
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return nil, fmt.Errorf("error computing diff: %s", err)
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}
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return data, nil
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}
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