sashakoshka/step
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Add Abs method on Document

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This commit is contained in:
Sasha Koshka 2024-12-08 02:51:01 -05:00
parent 17b6253211
commit 3c9f91a2c9
2 changed files with 56 additions and 7 deletions
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33
document.go
View File

@ -1,5 +1,6 @@
package step
import "os"
import "io"
import "time"
import "strings"
@ -57,22 +58,44 @@ func (this *Document) Environment () *Environment {
// Abs returns an absolute representation of the given path. If the path is an
// absolute path already, it is returned as-is. If the path is a relative path,
// it is treated as relative to the current working directory. If the path is an
// absolute path beginning with "." or "..", it is treated as relative to this
// it is treated as relative to the current working directory. If the path is a
// relative path beginning with "." or "..", it is treated as relative to this
// document. The result is cleaned.
func (this *Document) Abs (name string) (string, error) {
if filepath.IsAbs(name) {
return filepath.Clean(name), nil
}
if strings.HasPrefix(name, ".") {
directory := this.dir()
return filepath.Abs(filepath.Join(directory, name))
}
return filepath.Abs(name)
}
// Rel returns the given path relative to the current working directory. As a
// special case, any relative path beginning with "." or ".." is treated as
// being relative to this document before it is made relative to the current
// working directory. The result is cleaned.
func (this *Document) Rel (name string) (string, error) {
if filepath.IsAbs(name) {
cwd, err := os.Getwd()
if err != nil { return "", err }
return filepath.Rel(cwd, name)
}
if strings.HasPrefix(name, ".") {
directory := this.dir()
return filepath.Join(directory, name), nil
}
return name, nil
}
func (this *Document) dir () string {
directory := this.name
ext := filepath.Ext(directory)
if ext != "" {
directory = filepath.Dir(directory)
}
return filepath.Abs(filepath.Join(directory, name))
}
return filepath.Abs(name)
return directory
}
// ExecutionData is data made available to documents as they are being exeucted.

26
document_test.go
View File

@ -31,3 +31,29 @@ func TestDocumentAbs (test *testing.T) {
test.Log(path5)
if path5 != "/something/thing" { test.Fatal("incorrect path") }
}
func TestDocumentRel (test *testing.T) {
document := Document {
name: "foo/bar.step",
}
path1, err := document.Rel("thing.step")
if err != nil { test.Fatal(err) }
path2, err := document.Rel("thing/other.step")
if err != nil { test.Fatal(err) }
path3, err := document.Rel("./thing/other.step")
if err != nil { test.Fatal(err) }
path4, err := document.Rel("../thing/other.step")
if err != nil { test.Fatal(err) }
path5, err := document.Rel("/something/thing")
if err != nil { test.Fatal(err) }
test.Log(path1)
if path1 != filepath.Join("thing.step") { test.Fatal("incorrect path") }
test.Log(path2)
if path2 != filepath.Join("thing/other.step") { test.Fatal("incorrect path") }
test.Log(path3)
if path3 != filepath.Join("foo/thing/other.step") { test.Fatal("incorrect path") }
test.Log(path4)
if path4 != filepath.Join("thing/other.step") { test.Fatal("incorrect path") }
test.Log(path5)
if path5 == "/something/thing" { test.Fatal("incorrect path") }
}