style: renamed token index to column

pkg/saccharine/token/token.go

@@ -14,33 +14,33 @@ const (
 
 // A representation of a token in source code.
 type Token struct {
-	Index int    // Where the token begins in the source text.
-	Type  Type   // What type the token is.
-	Value string // The value of the token.
+	Column int    // Where the token begins in the source text.
+	Type   Type   // What type the token is.
+	Value  string // The value of the token.
 }
 
-func NewOpenParen(index int) *Token {
-	return &Token{Type: OpenParen, Index: index, Value: "("}
+func NewOpenParen(column int) *Token {
+	return &Token{Type: OpenParen, Column: column, Value: "("}
 }
 
-func NewCloseParen(index int) *Token {
-	return &Token{Type: CloseParen, Index: index, Value: ")"}
+func NewCloseParen(column int) *Token {
+	return &Token{Type: CloseParen, Column: column, Value: ")"}
 }
 
-func NewDot(index int) *Token {
-	return &Token{Type: Dot, Index: index, Value: "."}
+func NewDot(column int) *Token {
+	return &Token{Type: Dot, Column: column, Value: "."}
 }
 
-func NewSlash(index int) *Token {
-	return &Token{Type: Slash, Index: index, Value: "\\"}
+func NewSlash(column int) *Token {
+	return &Token{Type: Slash, Column: column, Value: "\\"}
 }
 
-func NewAtom(name string, index int) *Token {
-	return &Token{Type: Atom, Index: index, Value: name}
+func NewAtom(name string, column int) *Token {
+	return &Token{Type: Atom, Column: column, Value: name}
 }
 
-func NewNewline(index int) *Token {
-	return &Token{Type: Newline, Index: index, Value: "\\n"}
+func NewNewline(column int) *Token {
+	return &Token{Type: Newline, Column: column, Value: "\\n"}
 }
 
 func Name(typ Type) string {