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This commit is contained in:
Martin Atkins 2017-10-03 16:29:17 -07:00
parent 21bf786401
commit 4de052cf01
7 changed files with 406 additions and 81 deletions
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21
vendor/github.com/hashicorp/hcl2/hcldec/block_labels.go generated vendored Normal file
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@ -0,0 +1,21 @@
package hcldec
import (
"github.com/hashicorp/hcl2/hcl"
)
type blockLabel struct {
Value string
Range hcl.Range
}
func labelsForBlock(block *hcl.Block) []blockLabel {
ret := make([]blockLabel, len(block.Labels))
for i := range block.Labels {
ret[i] = blockLabel{
Value: block.Labels[i],
Range: block.LabelRanges[i],
}
}
return ret
}

12
vendor/github.com/hashicorp/hcl2/hcldec/decode.go generated vendored
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@ -5,7 +5,7 @@ import (
"github.com/zclconf/go-cty/cty"
)
func decode(body hcl.Body, block *hcl.Block, ctx *hcl.EvalContext, spec Spec, partial bool) (cty.Value, hcl.Body, hcl.Diagnostics) {
func decode(body hcl.Body, blockLabels []blockLabel, ctx *hcl.EvalContext, spec Spec, partial bool) (cty.Value, hcl.Body, hcl.Diagnostics) {
schema := ImpliedSchema(spec)
var content *hcl.BodyContent
@ -18,15 +18,19 @@ func decode(body hcl.Body, block *hcl.Block, ctx *hcl.EvalContext, spec Spec, pa
content, diags = body.Content(schema)
}
val, valDiags := spec.decode(content, block, ctx)
val, valDiags := spec.decode(content, blockLabels, ctx)
diags = append(diags, valDiags...)
return val, leftovers, diags
}
func sourceRange(body hcl.Body, block *hcl.Block, spec Spec) hcl.Range {
func impliedType(spec Spec) cty.Type {
return spec.impliedType()
}
func sourceRange(body hcl.Body, blockLabels []blockLabel, spec Spec) hcl.Range {
schema := ImpliedSchema(spec)
content, _, _ := body.PartialContent(schema)
return spec.sourceRange(content, block)
return spec.sourceRange(content, blockLabels)
}

1
vendor/github.com/hashicorp/hcl2/hcldec/gob.go generated vendored
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@ -19,4 +19,5 @@ func init() {
gob.Register((*BlockSetSpec)(nil))
gob.Register((*BlockMapSpec)(nil))
gob.Register((*BlockLabelSpec)(nil))
gob.Register((*DefaultSpec)(nil))
}

6
vendor/github.com/hashicorp/hcl2/hcldec/public.go generated vendored
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@ -26,6 +26,12 @@ func PartialDecode(body hcl.Body, spec Spec, ctx *hcl.EvalContext) (cty.Value, h
return decode(body, nil, ctx, spec, true)
}
// ImpliedType returns the value type that should result from decoding the
// given spec.
func ImpliedType(spec Spec) cty.Type {
return impliedType(spec)
}
// SourceRange interprets the given body using the given specification and
// then returns the source range of the value that would be used to
// fulfill the spec.

6
vendor/github.com/hashicorp/hcl2/hcldec/schema.go generated vendored
View File

@ -14,7 +14,8 @@ func ImpliedSchema(spec Spec) *hcl.BodySchema {
// visitSameBodyChildren walks through the spec structure, calling
// the given callback for each descendent spec encountered. We are
// interested in the specs that reference attributes and blocks.
visit := func(s Spec) {
var visit visitFunc
visit = func(s Spec) {
if as, ok := s.(attrSpec); ok {
attrs = append(attrs, as.attrSchemata()...)
}
@ -22,10 +23,11 @@ func ImpliedSchema(spec Spec) *hcl.BodySchema {
if bs, ok := s.(blockSpec); ok {
blocks = append(blocks, bs.blockHeaderSchemata()...)
}
s.visitSameBodyChildren(visit)
}
visit(spec)
spec.visitSameBodyChildren(visit)
return &hcl.BodySchema{
Attributes: attrs,

403
vendor/github.com/hashicorp/hcl2/hcldec/spec.go generated vendored
View File

@ -1,6 +1,7 @@
package hcldec
import (
"bytes"
"fmt"
"github.com/hashicorp/hcl2/hcl"
@ -19,7 +20,11 @@ type Spec interface {
//
// "block" is provided only by the nested calls performed by the spec
// types that work on block bodies.
decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics)
decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics)
// Return the cty.Type that should be returned when decoding a body with
// this spec.
impliedType() cty.Type
// Call the given callback once for each of the nested specs that would
// get decoded with the same body and block as the receiver. This should
@ -30,7 +35,7 @@ type Spec interface {
// spec in the given content, in the context of the given block
// (which might be null). If the corresponding item is missing, return
// a place where it might be inserted.
sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range
sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range
}
type visitFunc func(spec Spec)
@ -61,24 +66,32 @@ func (s ObjectSpec) visitSameBodyChildren(cb visitFunc) {
}
}
func (s ObjectSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s ObjectSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
vals := make(map[string]cty.Value, len(s))
var diags hcl.Diagnostics
for k, spec := range s {
var kd hcl.Diagnostics
vals[k], kd = spec.decode(content, block, ctx)
vals[k], kd = spec.decode(content, blockLabels, ctx)
diags = append(diags, kd...)
}
return cty.ObjectVal(vals), diags
}
func (s ObjectSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
if block != nil {
return block.DefRange
func (s ObjectSpec) impliedType() cty.Type {
if len(s) == 0 {
return cty.EmptyObject
}
attrTypes := make(map[string]cty.Type)
for k, childSpec := range s {
attrTypes[k] = childSpec.impliedType()
}
return cty.Object(attrTypes)
}
func (s ObjectSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// This is not great, but the best we can do. In practice, it's rather
// strange to ask for the source range of an entire top-level body, since
// that's already readily available to the caller.
@ -95,24 +108,32 @@ func (s TupleSpec) visitSameBodyChildren(cb visitFunc) {
}
}
func (s TupleSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s TupleSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
vals := make([]cty.Value, len(s))
var diags hcl.Diagnostics
for i, spec := range s {
var ed hcl.Diagnostics
vals[i], ed = spec.decode(content, block, ctx)
vals[i], ed = spec.decode(content, blockLabels, ctx)
diags = append(diags, ed...)
}
return cty.TupleVal(vals), diags
}
func (s TupleSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
if block != nil {
return block.DefRange
func (s TupleSpec) impliedType() cty.Type {
if len(s) == 0 {
return cty.EmptyTuple
}
attrTypes := make([]cty.Type, len(s))
for i, childSpec := range s {
attrTypes[i] = childSpec.impliedType()
}
return cty.Tuple(attrTypes)
}
func (s TupleSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// This is not great, but the best we can do. In practice, it's rather
// strange to ask for the source range of an entire top-level body, since
// that's already readily available to the caller.
@ -152,7 +173,7 @@ func (s *AttrSpec) attrSchemata() []hcl.AttributeSchema {
}
}
func (s *AttrSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
func (s *AttrSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
attr, exists := content.Attributes[s.Name]
if !exists {
return content.MissingItemRange
@ -161,7 +182,7 @@ func (s *AttrSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.R
return attr.Expr.Range()
}
func (s *AttrSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s *AttrSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
attr, exists := content.Attributes[s.Name]
if !exists {
// We don't need to check required and emit a diagnostic here, because
@ -193,6 +214,10 @@ func (s *AttrSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.E
return val, diags
}
func (s *AttrSpec) impliedType() cty.Type {
return s.Type
}
// A LiteralSpec is a Spec that produces the given literal value, ignoring
// the given body.
type LiteralSpec struct {
@ -203,11 +228,15 @@ func (s *LiteralSpec) visitSameBodyChildren(cb visitFunc) {
// leaf node
}
func (s *LiteralSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s *LiteralSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
return s.Value, nil
}
func (s *LiteralSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
func (s *LiteralSpec) impliedType() cty.Type {
return s.Value.Type()
}
func (s *LiteralSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// No sensible range to return for a literal, so the caller had better
// ensure it doesn't cause any diagnostics.
return hcl.Range{
@ -230,11 +259,16 @@ func (s *ExprSpec) variablesNeeded(content *hcl.BodyContent) []hcl.Traversal {
return s.Expr.Variables()
}
func (s *ExprSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s *ExprSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
return s.Expr.Value(ctx)
}
func (s *ExprSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
func (s *ExprSpec) impliedType() cty.Type {
// We can't know the type of our expression until we evaluate it
return cty.DynamicPseudoType
}
func (s *ExprSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
return s.Expr.Range()
}
@ -258,7 +292,8 @@ func (s *BlockSpec) visitSameBodyChildren(cb visitFunc) {
func (s *BlockSpec) blockHeaderSchemata() []hcl.BlockHeaderSchema {
return []hcl.BlockHeaderSchema{
{
Type: s.TypeName,
Type: s.TypeName,
LabelNames: findLabelSpecs(s.Nested),
},
}
}
@ -282,7 +317,7 @@ func (s *BlockSpec) variablesNeeded(content *hcl.BodyContent) []hcl.Traversal {
return Variables(childBlock.Body, s.Nested)
}
func (s *BlockSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s *BlockSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
var diags hcl.Diagnostics
var childBlock *hcl.Block
@ -318,18 +353,22 @@ func (s *BlockSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.
Subject: &content.MissingItemRange,
})
}
return cty.NullVal(cty.DynamicPseudoType), diags
return cty.NullVal(s.Nested.impliedType()), diags
}
if s.Nested == nil {
panic("BlockSpec with no Nested Spec")
}
val, _, childDiags := decode(childBlock.Body, childBlock, ctx, s.Nested, false)
val, _, childDiags := decode(childBlock.Body, labelsForBlock(childBlock), ctx, s.Nested, false)
diags = append(diags, childDiags...)
return val, diags
}
func (s *BlockSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
func (s *BlockSpec) impliedType() cty.Type {
return s.Nested.impliedType()
}
func (s *BlockSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
var childBlock *hcl.Block
for _, candidate := range content.Blocks {
if candidate.Type != s.TypeName {
@ -344,7 +383,7 @@ func (s *BlockSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.
return content.MissingItemRange
}
return sourceRange(childBlock.Body, childBlock, s.Nested)
return sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested)
}
// A BlockListSpec is a Spec that produces a cty list of the results of
@ -364,10 +403,8 @@ func (s *BlockListSpec) visitSameBodyChildren(cb visitFunc) {
func (s *BlockListSpec) blockHeaderSchemata() []hcl.BlockHeaderSchema {
return []hcl.BlockHeaderSchema{
{
Type: s.TypeName,
// FIXME: Need to peek into s.Nested to see if it has any
// BlockLabelSpec instances, which will define then how many
// labels we need.
Type: s.TypeName,
LabelNames: findLabelSpecs(s.Nested),
},
}
}
@ -387,11 +424,11 @@ func (s *BlockListSpec) variablesNeeded(content *hcl.BodyContent) []hcl.Traversa
return ret
}
func (s *BlockListSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
func (s *BlockListSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
var diags hcl.Diagnostics
if s.Nested == nil {
panic("BlockSpec with no Nested Spec")
panic("BlockListSpec with no Nested Spec")
}
var elems []cty.Value
@ -401,24 +438,24 @@ func (s *BlockListSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *
continue
}
val, _, childDiags := decode(childBlock.Body, childBlock, ctx, s.Nested, false)
val, _, childDiags := decode(childBlock.Body, labelsForBlock(childBlock), ctx, s.Nested, false)
diags = append(diags, childDiags...)
elems = append(elems, val)
sourceRanges = append(sourceRanges, sourceRange(childBlock.Body, childBlock, s.Nested))
sourceRanges = append(sourceRanges, sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested))
}
if len(elems) < s.MinItems {
diags = append(diags, &hcl.Diagnostic{
Severity: hcl.DiagError,
Summary: fmt.Sprintf("insufficient %s blocks", s.TypeName),
Detail: fmt.Sprintf("at least %d blocks are required", s.MinItems),
Summary: fmt.Sprintf("Insufficient %s blocks", s.TypeName),
Detail: fmt.Sprintf("At least %d %q blocks are required.", s.MinItems, s.TypeName),
Subject: &content.MissingItemRange,
})
} else if s.MaxItems > 0 && len(elems) > s.MaxItems {
diags = append(diags, &hcl.Diagnostic{
Severity: hcl.DiagError,
Summary: fmt.Sprintf("too many %s blocks", s.TypeName),
Detail: fmt.Sprintf("no more than %d blocks are allowed", s.MaxItems),
Summary: fmt.Sprintf("Too many %s blocks", s.TypeName),
Detail: fmt.Sprintf("No more than %d %q blocks are allowed", s.MaxItems, s.TypeName),
Subject: &sourceRanges[s.MaxItems],
})
}
@ -426,9 +463,7 @@ func (s *BlockListSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *
var ret cty.Value
if len(elems) == 0 {
// FIXME: We don't currently have enough info to construct a type for
// an empty list, so we'll just stub it out.
ret = cty.ListValEmpty(cty.DynamicPseudoType)
ret = cty.ListValEmpty(s.Nested.impliedType())
} else {
ret = cty.ListVal(elems)
}
@ -436,7 +471,11 @@ func (s *BlockListSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *
return ret, diags
}
func (s *BlockListSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
func (s *BlockListSpec) impliedType() cty.Type {
return cty.List(s.Nested.impliedType())
}
func (s *BlockListSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// We return the source range of the _first_ block of the given type,
// since they are not guaranteed to form a contiguous range.
@ -454,7 +493,7 @@ func (s *BlockListSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block)
return content.MissingItemRange
}
return sourceRange(childBlock.Body, childBlock, s.Nested)
return sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested)
}
// A BlockSetSpec is a Spec that produces a cty set of the results of
@ -470,11 +509,83 @@ func (s *BlockSetSpec) visitSameBodyChildren(cb visitFunc) {
// leaf node ("Nested" does not use the same body)
}
func (s *BlockSetSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
panic("BlockSetSpec.decode not yet implemented")
// blockSpec implementation
func (s *BlockSetSpec) blockHeaderSchemata() []hcl.BlockHeaderSchema {
return []hcl.BlockHeaderSchema{
{
Type: s.TypeName,
LabelNames: findLabelSpecs(s.Nested),
},
}
}
func (s *BlockSetSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
// specNeedingVariables implementation
func (s *BlockSetSpec) variablesNeeded(content *hcl.BodyContent) []hcl.Traversal {
var ret []hcl.Traversal
for _, childBlock := range content.Blocks {
if childBlock.Type != s.TypeName {
continue
}
ret = append(ret, Variables(childBlock.Body, s.Nested)...)
}
return ret
}
func (s *BlockSetSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
var diags hcl.Diagnostics
if s.Nested == nil {
panic("BlockSetSpec with no Nested Spec")
}
var elems []cty.Value
var sourceRanges []hcl.Range
for _, childBlock := range content.Blocks {
if childBlock.Type != s.TypeName {
continue
}
val, _, childDiags := decode(childBlock.Body, labelsForBlock(childBlock), ctx, s.Nested, false)
diags = append(diags, childDiags...)
elems = append(elems, val)
sourceRanges = append(sourceRanges, sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested))
}
if len(elems) < s.MinItems {
diags = append(diags, &hcl.Diagnostic{
Severity: hcl.DiagError,
Summary: fmt.Sprintf("Insufficient %s blocks", s.TypeName),
Detail: fmt.Sprintf("At least %d %q blocks are required.", s.MinItems, s.TypeName),
Subject: &content.MissingItemRange,
})
} else if s.MaxItems > 0 && len(elems) > s.MaxItems {
diags = append(diags, &hcl.Diagnostic{
Severity: hcl.DiagError,
Summary: fmt.Sprintf("Too many %s blocks", s.TypeName),
Detail: fmt.Sprintf("No more than %d %q blocks are allowed", s.MaxItems, s.TypeName),
Subject: &sourceRanges[s.MaxItems],
})
}
var ret cty.Value
if len(elems) == 0 {
ret = cty.SetValEmpty(s.Nested.impliedType())
} else {
ret = cty.SetVal(elems)
}
return ret, diags
}
func (s *BlockSetSpec) impliedType() cty.Type {
return cty.Set(s.Nested.impliedType())
}
func (s *BlockSetSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// We return the source range of the _first_ block of the given type,
// since they are not guaranteed to form a contiguous range.
@ -492,7 +603,7 @@ func (s *BlockSetSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) h
return content.MissingItemRange
}
return sourceRange(childBlock.Body, childBlock, s.Nested)
return sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested)
}
// A BlockMapSpec is a Spec that produces a cty map of the results of
@ -510,11 +621,108 @@ func (s *BlockMapSpec) visitSameBodyChildren(cb visitFunc) {
// leaf node ("Nested" does not use the same body)
}
func (s *BlockMapSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
panic("BlockMapSpec.decode not yet implemented")
// blockSpec implementation
func (s *BlockMapSpec) blockHeaderSchemata() []hcl.BlockHeaderSchema {
return []hcl.BlockHeaderSchema{
{
Type: s.TypeName,
LabelNames: append(s.LabelNames, findLabelSpecs(s.Nested)...),
},
}
}
func (s *BlockMapSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
// specNeedingVariables implementation
func (s *BlockMapSpec) variablesNeeded(content *hcl.BodyContent) []hcl.Traversal {
var ret []hcl.Traversal
for _, childBlock := range content.Blocks {
if childBlock.Type != s.TypeName {
continue
}
ret = append(ret, Variables(childBlock.Body, s.Nested)...)
}
return ret
}
func (s *BlockMapSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
var diags hcl.Diagnostics
if s.Nested == nil {
panic("BlockSetSpec with no Nested Spec")
}
elems := map[string]interface{}{}
for _, childBlock := range content.Blocks {
if childBlock.Type != s.TypeName {
continue
}
childLabels := labelsForBlock(childBlock)
val, _, childDiags := decode(childBlock.Body, childLabels[len(s.LabelNames):], ctx, s.Nested, false)
targetMap := elems
for _, key := range childBlock.Labels[:len(s.LabelNames)-1] {
if _, exists := targetMap[key]; !exists {
targetMap[key] = make(map[string]interface{})
}
targetMap = targetMap[key].(map[string]interface{})
}
diags = append(diags, childDiags...)
key := childBlock.Labels[len(s.LabelNames)-1]
if _, exists := targetMap[key]; exists {
labelsBuf := bytes.Buffer{}
for _, label := range childBlock.Labels {
fmt.Fprintf(&labelsBuf, " %q", label)
}
diags = append(diags, &hcl.Diagnostic{
Severity: hcl.DiagError,
Summary: fmt.Sprintf("Duplicate %s block", s.TypeName),
Detail: fmt.Sprintf(
"A block for %s%s was already defined. The %s labels must be unique.",
s.TypeName, labelsBuf.String(), s.TypeName,
),
Subject: &childBlock.DefRange,
})
continue
}
targetMap[key] = val
}
if len(elems) == 0 {
return cty.MapValEmpty(s.Nested.impliedType()), diags
}
var ctyMap func(map[string]interface{}, int) cty.Value
ctyMap = func(raw map[string]interface{}, depth int) cty.Value {
vals := make(map[string]cty.Value, len(raw))
if depth == 1 {
for k, v := range raw {
vals[k] = v.(cty.Value)
}
} else {
for k, v := range raw {
vals[k] = ctyMap(v.(map[string]interface{}), depth-1)
}
}
return cty.MapVal(vals)
}
return ctyMap(elems, len(s.LabelNames)), diags
}
func (s *BlockMapSpec) impliedType() cty.Type {
ret := s.Nested.impliedType()
for _ = range s.LabelNames {
ret = cty.Map(ret)
}
return ret
}
func (s *BlockMapSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// We return the source range of the _first_ block of the given type,
// since they are not guaranteed to form a contiguous range.
@ -532,7 +740,7 @@ func (s *BlockMapSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) h
return content.MissingItemRange
}
return sourceRange(childBlock.Body, childBlock, s.Nested)
return sourceRange(childBlock.Body, labelsForBlock(childBlock), s.Nested)
}
// A BlockLabelSpec is a Spec that returns a cty.String representing the
@ -555,14 +763,97 @@ func (s *BlockLabelSpec) visitSameBodyChildren(cb visitFunc) {
// leaf node
}
func (s *BlockLabelSpec) decode(content *hcl.BodyContent, block *hcl.Block, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
panic("BlockLabelSpec.decode not yet implemented")
}
func (s *BlockLabelSpec) sourceRange(content *hcl.BodyContent, block *hcl.Block) hcl.Range {
if block == nil {
func (s *BlockLabelSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
if s.Index >= len(blockLabels) {
panic("BlockListSpec used in non-block context")
}
return block.LabelRanges[s.Index]
return cty.StringVal(blockLabels[s.Index].Value), nil
}
func (s *BlockLabelSpec) impliedType() cty.Type {
return cty.String // labels are always strings
}
func (s *BlockLabelSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
if s.Index >= len(blockLabels) {
panic("BlockListSpec used in non-block context")
}
return blockLabels[s.Index].Range
}
func findLabelSpecs(spec Spec) []string {
maxIdx := -1
var names map[int]string
var visit visitFunc
visit = func(s Spec) {
if ls, ok := s.(*BlockLabelSpec); ok {
if maxIdx < ls.Index {
maxIdx = ls.Index
}
if names == nil {
names = make(map[int]string)
}
names[ls.Index] = ls.Name
}
s.visitSameBodyChildren(visit)
}
visit(spec)
if maxIdx < 0 {
return nil // no labels at all
}
ret := make([]string, maxIdx+1)
for i := range ret {
name := names[i]
if name == "" {
// Should never happen if the spec is conformant, since we require
// consecutive indices starting at zero.
name = fmt.Sprintf("missing%02d", i)
}
ret[i] = name
}
return ret
}
// DefaultSpec is a spec that wraps two specs, evaluating the primary first
// and then evaluating the default if the primary returns a null value.
//
// The two specifications must have the same implied result type for correct
// operation. If not, the result is undefined.
type DefaultSpec struct {
Primary Spec
Default Spec
}
func (s *DefaultSpec) visitSameBodyChildren(cb visitFunc) {
cb(s.Primary)
cb(s.Default)
}
func (s *DefaultSpec) decode(content *hcl.BodyContent, blockLabels []blockLabel, ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
val, diags := s.Primary.decode(content, blockLabels, ctx)
if val.IsNull() {
var moreDiags hcl.Diagnostics
val, moreDiags = s.Default.decode(content, blockLabels, ctx)
diags = append(diags, moreDiags...)
}
return val, diags
}
func (s *DefaultSpec) impliedType() cty.Type {
return s.Primary.impliedType()
}
func (s *DefaultSpec) sourceRange(content *hcl.BodyContent, blockLabels []blockLabel) hcl.Range {
// We can't tell from here which of the two specs will ultimately be used
// in our result, so we'll just assume the first. This is usually the right
// choice because the default is often a literal spec that doesn't have a
// reasonable source range to return anyway.
return s.Primary.sourceRange(content, blockLabels)
}

38
vendor/vendor.json vendored
View File

@ -1556,56 +1556,56 @@
{
"checksumSHA1": "6kxMiZSmgazD/CZgmnEeEMJSAOM=",
"path": "github.com/hashicorp/hcl2/gohcl",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "TsNlThzf92FMwcnM4Fc0mArHroU=",
"path": "github.com/hashicorp/hcl2/hcl",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "+Dv8V2cfl7Vy6rUklhXj5Cli8aU=",
"path": "github.com/hashicorp/hcl2/hcl/hclsyntax",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "GAArMzjaoFNPa7HFnhjZmaeBZII=",
"path": "github.com/hashicorp/hcl2/hcl/json",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "t6Zwqq1Xz+RnDXaa+qBLEPHLWn8=",
"checksumSHA1": "u6YPoPz3GflgHb1dN1YN8nCWAXY=",
"path": "github.com/hashicorp/hcl2/hcldec",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "sySYF9Ew71VS/LfrG+s/0jK+1VQ=",
"path": "github.com/hashicorp/hcl2/hcled",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "IzmftuG99BqNhbFGhxZaGwtiMtM=",
"path": "github.com/hashicorp/hcl2/hclparse",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "4supppf3CMdAEUEDrXP8niXvAR0=",
"path": "github.com/hashicorp/hcl2/hcltest",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "p+dun/Fx4beswXTtoEjVnwDJE+Y=",
"path": "github.com/hashicorp/hcl2/hclwrite",
"revision": "f44382c4fab57666c486c77a8b89c9ea00be08ba",
"revisionTime": "2017-09-20T23:23:23Z"
"revision": "44bad6dbf5490f5da17ec991e664df3d017b706f",
"revisionTime": "2017-10-03T23:27:34Z"
},
{
"checksumSHA1": "M09yxoBoCEtG7EcHR8aEWLzMMJc=",