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54 lines
867 B
54 lines
867 B
package shell
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import (
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"io"
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)
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func init() {
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Commands = append(Commands, &commandFsCd{})
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}
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type commandFsCd struct {
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}
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func (c *commandFsCd) Name() string {
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return "fs.cd"
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}
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func (c *commandFsCd) Help() string {
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return `change directory to a directory /path/to/dir
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The full path can be too long to type. For example,
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fs.ls /some/path/to/file_name
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can be simplified as
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fs.cd /some/path
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fs.ls to/file_name
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`
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}
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func (c *commandFsCd) HasTag(CommandTag) bool {
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return false
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}
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func (c *commandFsCd) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
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path, err := commandEnv.parseUrl(findInputDirectory(args))
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if err != nil {
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return err
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}
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if path == "/" {
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commandEnv.option.Directory = "/"
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return nil
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}
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err = commandEnv.checkDirectory(path)
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if err == nil {
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commandEnv.option.Directory = path
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}
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return err
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}
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