vendor: go get github.com/hashicorp/hcl2@0b64543c968c

This includes a fix to make sure that an expression with a static string
index, like foo["bar"], will be parsed as a traversal rather than as a
dynamic index expression.

command/validate_test.go

@@ -184,7 +184,7 @@ func TestWronglyUsedInterpolationShouldFail(t *testing.T) {
 	if !strings.Contains(ui.ErrorWriter.String(), wantError) {
 		t.Fatalf("Missing error string %q\n\n'%s'", wantError, ui.ErrorWriter.String())
 	}
-	wantError = `A static variable reference is required.`
+	wantError = `A single static variable reference is required`
 	if !strings.Contains(ui.ErrorWriter.String(), wantError) {
 		t.Fatalf("Missing error string %q\n\n'%s'", wantError, ui.ErrorWriter.String())
 	}

go.mod

@@ -64,7 +64,7 @@ require (
 	github.com/hashicorp/go-version v1.1.0
 	github.com/hashicorp/golang-lru v0.5.0 // indirect
 	github.com/hashicorp/hcl v0.0.0-20170504190234-a4b07c25de5f
-	github.com/hashicorp/hcl2 v0.0.0-20190515223218-4b22149b7cef
+	github.com/hashicorp/hcl2 v0.0.0-20190618163856-0b64543c968c
 	github.com/hashicorp/hil v0.0.0-20190212112733-ab17b08d6590
 	github.com/hashicorp/logutils v1.0.0
 	github.com/hashicorp/memberlist v0.1.0 // indirect
@@ -115,7 +115,7 @@ require (
 	github.com/xanzy/ssh-agent v0.2.1
 	github.com/xiang90/probing v0.0.0-20160813154853-07dd2e8dfe18 // indirect
 	github.com/xlab/treeprint v0.0.0-20161029104018-1d6e34225557
-	github.com/zclconf/go-cty v0.0.0-20190516203816-4fecf87372ec
+	github.com/zclconf/go-cty v1.0.0
 	github.com/zclconf/go-cty-yaml v0.1.0
 	go.uber.org/atomic v1.3.2 // indirect
 	go.uber.org/multierr v1.1.0 // indirect

go.sum

@@ -57,10 +57,10 @@ github.com/armon/go-radix v1.0.0/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgI
 github.com/aws/aws-sdk-go v1.15.78/go.mod h1:E3/ieXAlvM0XWO57iftYVDLLvQ824smPP3ATZkfNZeM=
 github.com/aws/aws-sdk-go v1.16.36 h1:POeH34ZME++pr7GBGh+ZO6Y5kOwSMQpqp5BGUgooJ6k=
 github.com/aws/aws-sdk-go v1.16.36/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f h1:ZNv7On9kyUzm7fvRZumSyy/IUiSC7AzL0I1jKKtwooA=
-github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f/go.mod h1:AuiFmCCPBSrqvVMvuqFuk0qogytodnVFVSN5CeJB8Gc=
 github.com/aws/aws-sdk-go v1.19.18 h1:Hb3+b9HCqrOrbAtFstUWg7H5TQ+/EcklJtE8VShVs8o=
 github.com/aws/aws-sdk-go v1.19.18/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f h1:ZNv7On9kyUzm7fvRZumSyy/IUiSC7AzL0I1jKKtwooA=
+github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f/go.mod h1:AuiFmCCPBSrqvVMvuqFuk0qogytodnVFVSN5CeJB8Gc=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 h1:xJ4a3vCFaGF/jqvzLMYoU8P317H5OQ+Via4RmuPwCS0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/bgentry/go-netrc v0.0.0-20140422174119-9fd32a8b3d3d h1:xDfNPAt8lFiC1UJrqV3uuy861HCTo708pDMbjHHdCas=
@@ -191,8 +191,6 @@ github.com/hashicorp/go-msgpack v0.5.4/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iP
 github.com/hashicorp/go-multierror v0.0.0-20180717150148-3d5d8f294aa0/go.mod h1:JMRHfdO9jKNzS/+BTlxCjKNQHg/jZAft8U7LloJvN7I=
 github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
 github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
-github.com/hashicorp/go-plugin v1.0.1-0.20190430211030-5692942914bb h1:Zg2pmmk0lrLFL85lQGt08bOUBpIBaVs6/psiAyx0c4w=
-github.com/hashicorp/go-plugin v1.0.1-0.20190430211030-5692942914bb/go.mod h1:++UyYGoz3o5w9ZzAdZxtQKrWWP+iqPBn3cQptSMzBuY=
 github.com/hashicorp/go-plugin v1.0.1-0.20190610192547-a1bc61569a26 h1:hRho44SAoNu1CBtn5r8Q9J3rCs4ZverWZ4R+UeeNuWM=
 github.com/hashicorp/go-plugin v1.0.1-0.20190610192547-a1bc61569a26/go.mod h1:++UyYGoz3o5w9ZzAdZxtQKrWWP+iqPBn3cQptSMzBuY=
 github.com/hashicorp/go-retryablehttp v0.5.2 h1:AoISa4P4IsW0/m4T6St8Yw38gTl5GtBAgfkhYh1xAz4=
@@ -218,8 +216,8 @@ github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ
 github.com/hashicorp/hcl v0.0.0-20170504190234-a4b07c25de5f h1:UdxlrJz4JOnY8W+DbLISwf2B8WXEolNRA8BGCwI9jws=
 github.com/hashicorp/hcl v0.0.0-20170504190234-a4b07c25de5f/go.mod h1:oZtUIOe8dh44I2q6ScRibXws4Ajl+d+nod3AaR9vL5w=
 github.com/hashicorp/hcl2 v0.0.0-20181208003705-670926858200/go.mod h1:ShfpTh661oAaxo7VcNxg0zcZW6jvMa7Moy2oFx7e5dE=
-github.com/hashicorp/hcl2 v0.0.0-20190515223218-4b22149b7cef h1:xZRvbcwHY8zhaxDwgkmpAp2emwZkVn7p3gat0zhq2X0=
+github.com/hashicorp/hcl2 v0.0.0-20190618163856-0b64543c968c h1:P96avlEdjyi6kpx6kTbTbuQb5GuZvVTrLK9FWKwTy6A=
-github.com/hashicorp/hcl2 v0.0.0-20190515223218-4b22149b7cef/go.mod h1:4oI94iqF3GB10QScn46WqbG0kgTUpha97SAzzg2+2ec=
+github.com/hashicorp/hcl2 v0.0.0-20190618163856-0b64543c968c/go.mod h1:FSQTwDi9qesxGBsII2VqhIzKQ4r0bHvBkOczWfD7llg=
 github.com/hashicorp/hil v0.0.0-20190212112733-ab17b08d6590 h1:2yzhWGdgQUWZUCNK+AoO35V+HTsgEmcM4J9IkArh7PI=
 github.com/hashicorp/hil v0.0.0-20190212112733-ab17b08d6590/go.mod h1:n2TSygSNwsLJ76m8qFXTSc7beTb+auJxYdqrnoqwZWE=
 github.com/hashicorp/logutils v1.0.0 h1:dLEQVugN8vlakKOUE3ihGLTZJRB4j+M2cdTm/ORI65Y=
@@ -421,10 +419,10 @@ github.com/xiang90/probing v0.0.0-20160813154853-07dd2e8dfe18/go.mod h1:UETIi67q
 github.com/xlab/treeprint v0.0.0-20161029104018-1d6e34225557 h1:Jpn2j6wHkC9wJv5iMfJhKqrZJx3TahFx+7sbZ7zQdxs=
 github.com/xlab/treeprint v0.0.0-20161029104018-1d6e34225557/go.mod h1:ce1O1j6UtZfjr22oyGxGLbauSBp2YVXpARAosm7dHBg=
 github.com/zclconf/go-cty v0.0.0-20181129180422-88fbe721e0f8/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
-github.com/zclconf/go-cty v0.0.0-20190426224007-b18a157db9e2 h1:Ai1LhlYNEqE39zGU07qHDNJ41iZVPZfZr1dSCoXrp1w=
-github.com/zclconf/go-cty v0.0.0-20190426224007-b18a157db9e2/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
 github.com/zclconf/go-cty v0.0.0-20190516203816-4fecf87372ec h1:MSeYjmyjucsFbecMTxg63ASg23lcSARP/kr9sClTFfk=
 github.com/zclconf/go-cty v0.0.0-20190516203816-4fecf87372ec/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
+github.com/zclconf/go-cty v1.0.0 h1:EWtv3gKe2wPLIB9hQRQJa7k/059oIfAqcEkCNnaVckk=
+github.com/zclconf/go-cty v1.0.0/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
 github.com/zclconf/go-cty-yaml v0.1.0 h1:OP5nkApyAuXB88t8mRUqxD9gbKZocSLuVovrBAt8z10=
 github.com/zclconf/go-cty-yaml v0.1.0/go.mod h1:Lk26EcRlO3XbaQ8U2fxIJbEtbgEteSZFUpEr3XFTtsU=
 go.opencensus.io v0.18.0 h1:Mk5rgZcggtbvtAun5aJzAtjKKN/t0R3jJPlWILlv938=

vendor/github.com/hashicorp/hcl2/hcl/hclsyntax/expression_template.go

@@ -89,6 +89,26 @@ func (e *TemplateExpr) StartRange() hcl.Range {
 	return e.Parts[0].StartRange()
 }
 
+// IsStringLiteral returns true if and only if the template consists only of
+// single string literal, as would be created for a simple quoted string like
+// "foo".
+//
+// If this function returns true, then calling Value on the same expression
+// with a nil EvalContext will return the literal value.
+//
+// Note that "${"foo"}", "${1}", etc aren't considered literal values for the
+// purposes of this method, because the intent of this method is to identify
+// situations where the user seems to be explicitly intending literal string
+// interpretation, not situations that result in literals as a technicality
+// of the template expression unwrapping behavior.
+func (e *TemplateExpr) IsStringLiteral() bool {
+	if len(e.Parts) != 1 {
+		return false
+	}
+	_, ok := e.Parts[0].(*LiteralValueExpr)
+	return ok
+}
+
 // TemplateJoinExpr is used to convert tuples of strings produced by template
 // constructs (i.e. for loops) into flat strings, by converting the values
 // tos strings and joining them. This AST node is not used directly; it's

vendor/github.com/hashicorp/hcl2/hcl/hclsyntax/parser.go

@@ -853,6 +853,14 @@ Traversal:
 						SrcRange: rng,
 					}
 					ret = makeRelativeTraversal(ret, step, rng)
+				} else if tmpl, isTmpl := keyExpr.(*TemplateExpr); isTmpl && tmpl.IsStringLiteral() {
+					litKey, _ := tmpl.Value(nil)
+					rng := hcl.RangeBetween(open.Range, close.Range)
+					step := hcl.TraverseIndex{
+						Key:      litKey,
+						SrcRange: rng,
+					}
+					ret = makeRelativeTraversal(ret, step, rng)
 				} else {
 					rng := hcl.RangeBetween(open.Range, close.Range)
 					ret = &IndexExpr{

vendor/github.com/hashicorp/hcl2/hcl/json/structure.go

@@ -416,12 +416,14 @@ func (e *expression) Value(ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
 	case *booleanVal:
 		return cty.BoolVal(v.Value), nil
 	case *arrayVal:
+		var diags hcl.Diagnostics
 		vals := []cty.Value{}
 		for _, jsonVal := range v.Values {
-			val, _ := (&expression{src: jsonVal}).Value(ctx)
+			val, valDiags := (&expression{src: jsonVal}).Value(ctx)
 			vals = append(vals, val)
+			diags = append(diags, valDiags...)
 		}
-		return cty.TupleVal(vals), nil
+		return cty.TupleVal(vals), diags
 	case *objectVal:
 		var diags hcl.Diagnostics
 		attrs := map[string]cty.Value{}

vendor/github.com/hashicorp/hcl2/hcl/traversal_for_expr.go

@@ -36,7 +36,7 @@ func AbsTraversalForExpr(expr Expression) (Traversal, Diagnostics) {
 		&Diagnostic{
 			Severity: DiagError,
 			Summary:  "Invalid expression",
-			Detail:   "A static variable reference is required.",
+			Detail:   "A single static variable reference is required: only attribute access and indexing with constant keys. No calculations, function calls, template expressions, etc are allowed here.",
 			Subject:  expr.Range().Ptr(),
 		},
 	}

vendor/modules.txt

@@ -326,7 +326,7 @@ github.com/hashicorp/hcl/hcl/scanner
 github.com/hashicorp/hcl/hcl/strconv
 github.com/hashicorp/hcl/json/scanner
 github.com/hashicorp/hcl/json/token
-# github.com/hashicorp/hcl2 v0.0.0-20190515223218-4b22149b7cef
+# github.com/hashicorp/hcl2 v0.0.0-20190618163856-0b64543c968c
 github.com/hashicorp/hcl2/hcl
 github.com/hashicorp/hcl2/hcl/hclsyntax
 github.com/hashicorp/hcl2/hcldec
@@ -459,7 +459,7 @@ github.com/vmihailenco/msgpack/codes
 github.com/xanzy/ssh-agent
 # github.com/xlab/treeprint v0.0.0-20161029104018-1d6e34225557
 github.com/xlab/treeprint
-# github.com/zclconf/go-cty v0.0.0-20190516203816-4fecf87372ec
+# github.com/zclconf/go-cty v1.0.0
 github.com/zclconf/go-cty/cty
 github.com/zclconf/go-cty/cty/gocty
 github.com/zclconf/go-cty/cty/convert