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tfdiags: Helper to construct SourceRange from hcl.Range

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HCL will be the most frequent origin of a source range, so this helper
should make it easier to translate these between the two worlds so we
can more easily use them in native Terraform diagnostics and other
messaging.
This commit is contained in:
Martin Atkins 2017-10-10 16:19:36 -07:00
parent ccc20fdad1
commit c007e3a7da
1 changed files with 40 additions and 26 deletions
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66
tfdiags/hcl.go
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@ -30,34 +30,48 @@ func (d hclDiagnostic) Description() Description {
func (d hclDiagnostic) Source() Source {
var ret Source
if d.diag.Subject != nil {
ret.Subject = &SourceRange{
Filename: d.diag.Subject.Filename,
Start: SourcePos{
Line: d.diag.Subject.Start.Line,
Column: d.diag.Subject.Start.Column,
Byte: d.diag.Subject.Start.Byte,
},
End: SourcePos{
Line: d.diag.Subject.End.Line,
Column: d.diag.Subject.End.Column,
Byte: d.diag.Subject.End.Byte,
},
}
rng := SourceRangeFromHCL(*d.diag.Subject)
ret.Subject = &rng
}
if d.diag.Context != nil {
ret.Context = &SourceRange{
Filename: d.diag.Context.Filename,
Start: SourcePos{
Line: d.diag.Context.Start.Line,
Column: d.diag.Context.Start.Column,
Byte: d.diag.Context.Start.Byte,
},
End: SourcePos{
Line: d.diag.Context.End.Line,
Column: d.diag.Context.End.Column,
Byte: d.diag.Context.End.Byte,
},
}
rng := SourceRangeFromHCL(*d.diag.Context)
ret.Context = &rng
}
return ret
}
// SourceRangeFromHCL constructs a SourceRange from the corresponding range
// type within the HCL package.
func SourceRangeFromHCL(hclRange hcl.Range) SourceRange {
return SourceRange{
Filename: hclRange.Filename,
Start: SourcePos{
Line: hclRange.Start.Line,
Column: hclRange.Start.Column,
Byte: hclRange.Start.Byte,
},
End: SourcePos{
Line: hclRange.End.Line,
Column: hclRange.End.Column,
Byte: hclRange.End.Byte,
},
}
}
// ToHCL constructs a HCL Range from the receiving SourceRange. This is the
// opposite of SourceRangeFromHCL.
func (r SourceRange) ToHCL() hcl.Range {
return hcl.Range{
Filename: r.Filename,
Start: hcl.Pos{
Line: r.Start.Line,
Column: r.Start.Column,
Byte: r.Start.Byte,
},
End: hcl.Pos{
Line: r.End.Line,
Column: r.End.Column,
Byte: r.End.Byte,
},
}
}