diff options
Diffstat (limited to 'vendor/github.com/hashicorp/terraform/addrs/output_value.go')
-rw-r--r-- | vendor/github.com/hashicorp/terraform/addrs/output_value.go | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/terraform/addrs/output_value.go b/vendor/github.com/hashicorp/terraform/addrs/output_value.go new file mode 100644 index 0000000..bcd923a --- /dev/null +++ b/vendor/github.com/hashicorp/terraform/addrs/output_value.go | |||
@@ -0,0 +1,75 @@ | |||
1 | package addrs | ||
2 | |||
3 | import ( | ||
4 | "fmt" | ||
5 | ) | ||
6 | |||
7 | // OutputValue is the address of an output value, in the context of the module | ||
8 | // that is defining it. | ||
9 | // | ||
10 | // This is related to but separate from ModuleCallOutput, which represents | ||
11 | // a module output from the perspective of its parent module. Since output | ||
12 | // values cannot be represented from the module where they are defined, | ||
13 | // OutputValue is not Referenceable, while ModuleCallOutput is. | ||
14 | type OutputValue struct { | ||
15 | Name string | ||
16 | } | ||
17 | |||
18 | func (v OutputValue) String() string { | ||
19 | return "output." + v.Name | ||
20 | } | ||
21 | |||
22 | // Absolute converts the receiver into an absolute address within the given | ||
23 | // module instance. | ||
24 | func (v OutputValue) Absolute(m ModuleInstance) AbsOutputValue { | ||
25 | return AbsOutputValue{ | ||
26 | Module: m, | ||
27 | OutputValue: v, | ||
28 | } | ||
29 | } | ||
30 | |||
31 | // AbsOutputValue is the absolute address of an output value within a module instance. | ||
32 | // | ||
33 | // This represents an output globally within the namespace of a particular | ||
34 | // configuration. It is related to but separate from ModuleCallOutput, which | ||
35 | // represents a module output from the perspective of its parent module. | ||
36 | type AbsOutputValue struct { | ||
37 | Module ModuleInstance | ||
38 | OutputValue OutputValue | ||
39 | } | ||
40 | |||
41 | // OutputValue returns the absolute address of an output value of the given | ||
42 | // name within the receiving module instance. | ||
43 | func (m ModuleInstance) OutputValue(name string) AbsOutputValue { | ||
44 | return AbsOutputValue{ | ||
45 | Module: m, | ||
46 | OutputValue: OutputValue{ | ||
47 | Name: name, | ||
48 | }, | ||
49 | } | ||
50 | } | ||
51 | |||
52 | func (v AbsOutputValue) String() string { | ||
53 | if v.Module.IsRoot() { | ||
54 | return v.OutputValue.String() | ||
55 | } | ||
56 | return fmt.Sprintf("%s.%s", v.Module.String(), v.OutputValue.String()) | ||
57 | } | ||
58 | |||
59 | // ModuleCallOutput converts an AbsModuleOutput into a ModuleCallOutput, | ||
60 | // returning also the module instance that the ModuleCallOutput is relative | ||
61 | // to. | ||
62 | // | ||
63 | // The root module does not have a call, and so this method cannot be used | ||
64 | // with outputs in the root module, and will panic in that case. | ||
65 | func (v AbsOutputValue) ModuleCallOutput() (ModuleInstance, ModuleCallOutput) { | ||
66 | if v.Module.IsRoot() { | ||
67 | panic("ReferenceFromCall used with root module output") | ||
68 | } | ||
69 | |||
70 | caller, call := v.Module.CallInstance() | ||
71 | return caller, ModuleCallOutput{ | ||
72 | Call: call, | ||
73 | Name: v.OutputValue.Name, | ||
74 | } | ||
75 | } | ||