Parse response redirects

Author: FollowTheProcess

.golangci.yml

@@ -81,6 +81,9 @@ linters:
       checks:
         - all
 
+    gocognit:
+      min-complexity: 40
+
     gosec:
       excludes:
         - G104 # Errors not checked, handled by errcheck

internal/syntax/ast/ast.go

@@ -20,13 +20,13 @@ type Node interface {
 // File is an ast [Node] representing a single .http file.
 type File struct {
 	// Name is the name of the file.
-	Name string
+	Name string `yaml:"name"`
 
 	// Statements is the list of ast statements in the file.
-	Statements []Statement
+	Statements []Statement `yaml:"statements"`
 
 	// Type is the type of the node, in this case [KindFile].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token in a file.

internal/syntax/ast/ast_test.go

@@ -406,6 +406,32 @@ func TestNode(t *testing.T) {
 			end:   token.Token{Kind: token.LeftAngle, Start: 31, End: 32},
 			kind:  ast.KindBodyFile,
 		},
+		{
+			name: "response redirect",
+			node: ast.ResponseRedirect{
+				File: ast.TextLiteral{
+					Value: "response.json",
+					Token: token.Token{Kind: token.Text, Start: 34, End: 47},
+					Type:  ast.KindTextLiteral,
+				},
+				Type:  ast.KindResponseRedirect,
+				Token: token.Token{Kind: token.RightAngle, Start: 31, End: 32},
+			},
+			start: token.Token{Kind: token.RightAngle, Start: 31, End: 32},
+			end:   token.Token{Kind: token.Text, Start: 34, End: 47},
+			kind:  ast.KindResponseRedirect,
+		},
+		{
+			name: "response redirect no file",
+			node: ast.ResponseRedirect{
+				File:  nil,
+				Token: token.Token{Kind: token.RightAngle, Start: 31, End: 32},
+				Type:  ast.KindResponseRedirect,
+			},
+			start: token.Token{Kind: token.RightAngle, Start: 31, End: 32},
+			end:   token.Token{Kind: token.RightAngle, Start: 31, End: 32},
+			kind:  ast.KindResponseRedirect,
+		},
 		{
 			name:  "empty file",
 			node:  ast.File{Type: ast.KindFile},

internal/syntax/ast/expression.go

@@ -11,13 +11,13 @@ type Expression interface {
 // Ident is a named identifier expression.
 type Ident struct {
 	// Name is the ident's name.
-	Name string
+	Name string `yaml:"name"`
 
 	// The [token.Ident] token.
-	Token token.Token
+	Token token.Token `yaml:"token"`
 
 	// Type is the kind of ast node, in this case [KindIdent].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token in the Ident, which is
@@ -43,13 +43,13 @@ func (i Ident) expressionNode() {}
 // TextLiteral is a literal text expression.
 type TextLiteral struct {
 	// The text value (unquoted)
-	Value string
+	Value string `yaml:"value"`
 
 	// The [token.Text] token.
-	Token token.Token
+	Token token.Token `yaml:"token"`
 
 	// Type is [KindTextLiteral].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token of the TextLiteral, which is
@@ -75,13 +75,13 @@ func (t TextLiteral) expressionNode() {}
 // URL is a literal URL expression.
 type URL struct {
 	// The url value (unquoted)
-	Value string
+	Value string `yaml:"value"`
 
 	// The [token.URL] token.
-	Token token.Token
+	Token token.Token `yaml:"token"`
 
 	// Type is [KindURL].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token of the URL, which is
@@ -107,16 +107,16 @@ func (u URL) expressionNode() {}
 // Interp is a text interpolation expression.
 type Interp struct {
 	// Expr is the expression inside the interpolation.
-	Expr Expression
+	Expr Expression `yaml:"expr"`
 
 	// Open is the opening interpolation token.
-	Open token.Token
+	Open token.Token `yaml:"open"`
 
 	// Close is the closing interpolation token.
-	Close token.Token
+	Close token.Token `yaml:"close"`
 
 	// Type is [KindInterp].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token of the interpolation, i.e
@@ -154,17 +154,17 @@ func (i Interp) expressionNode() {}
 type InterpolatedExpression struct {
 	// Left is the expression before the interp, it may itself
 	// be any other valid expression, including more nested InterpolatedExpressions.
-	Left Expression
+	Left Expression `yaml:"left"`
 
 	// Right is the expression immediately after the interp, like Left
 	// it may also be any valid expression.
-	Right Expression
+	Right Expression `yaml:"right"`
 
 	// Interp is the [Interp] expression in between Left and Right.
-	Interp Interp
+	Interp Interp `yaml:"interp"`
 
 	// Type is [KindInterpolatedExpression].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token associated with the left expression if there is one,
@@ -198,10 +198,10 @@ func (i InterpolatedExpression) expressionNode() {}
 // Body is the http body expression.
 type Body struct {
 	// Token is the [token.Body] token.
-	Token token.Token
+	Token token.Token `yaml:"token"`
 
 	// Type is [KindBody].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token associated with the body, which
@@ -227,13 +227,13 @@ func (b Body) expressionNode() {}
 // BodyFile is a http body from a filepath.
 type BodyFile struct {
 	// Value is the expression of the filepath.
-	Value Expression
+	Value Expression `yaml:"value"`
 
 	// Token is the [token.LeftAngle] token.
-	Token token.Token
+	Token token.Token `yaml:"token"`
 
 	// Type is [KindBodyFile].
-	Type Kind
+	Type Kind `yaml:"type"`
 }
 
 // Start returns the first token associated with the BodyFile, which

internal/syntax/ast/kind.go

@@ -22,6 +22,7 @@ const (
 	KindInterpolatedExpression             // InterpolatedExpression
 	KindBody                               // Body
 	KindBodyFile                           // BodyFile
+	KindResponseRedirect                   // ResponseRedirect
 )
 
 // MarshalText implements [encoding.TextMarshaler] for [Kind].