valadoc: Less string copying

10 files changed, 12 insertions, 12 deletions

diff --git a/libvaladoc/api/formalparametertype.vala b/libvaladoc/api/formalparametertype.vala
index d95cc0f5f..53dcb4fad 100644
--- a/libvaladoc/api/formalparametertype.vala
+++ b/libvaladoc/api/formalparametertype.vala
@@ -25,7 +25,7 @@ public enum Valadoc.Api.FormalParameterType {
 	OUT,
 	REF;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case FormalParameterType.OUT:
 			return "out";
diff --git a/libvaladoc/api/methodbindingtype.vala b/libvaladoc/api/methodbindingtype.vala
index c340c30b6..0e1df797e 100644
--- a/libvaladoc/api/methodbindingtype.vala
+++ b/libvaladoc/api/methodbindingtype.vala
@@ -29,7 +29,7 @@ public enum Valadoc.MethodBindingType {
 	INLINE,
 	STATIC;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case OVERRIDE:
 			return "override";
diff --git a/libvaladoc/api/nodetype.vala b/libvaladoc/api/nodetype.vala
index dc515fa25..e111903f2 100644
--- a/libvaladoc/api/nodetype.vala
+++ b/libvaladoc/api/nodetype.vala
@@ -47,7 +47,7 @@ public enum Valadoc.Api.NodeType {
 	STRUCT,
 	TYPE_PARAMETER;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case CLASS:
 			return "CLASS";
diff --git a/libvaladoc/api/ownership.vala b/libvaladoc/api/ownership.vala
index eb4f5b0fc..38cba6257 100644
--- a/libvaladoc/api/ownership.vala
+++ b/libvaladoc/api/ownership.vala
@@ -27,7 +27,7 @@ public enum Valadoc.Api.Ownership {
 	OWNED,
 	WEAK;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case Ownership.UNOWNED:
 			return "unowned";
diff --git a/libvaladoc/api/propertyaccessortype.vala b/libvaladoc/api/propertyaccessortype.vala
index 8453ca502..08566828d 100644
--- a/libvaladoc/api/propertyaccessortype.vala
+++ b/libvaladoc/api/propertyaccessortype.vala
@@ -26,7 +26,7 @@ public enum Valadoc.Api.PropertyAccessorType {
 	SET = 1 << 1,
 	GET = 1 << 2;
 
-	public string to_string () {
+	public unowned string to_string () {
 		if ((this & PropertyAccessorType.CONSTRUCT) != 0) {
 			if ((this & PropertyAccessorType.SET) != 0) {
 				return "construct set";
diff --git a/libvaladoc/api/propertybindingtype.vala b/libvaladoc/api/propertybindingtype.vala
index a8ce1617b..c2e74eb71 100644
--- a/libvaladoc/api/propertybindingtype.vala
+++ b/libvaladoc/api/propertybindingtype.vala
@@ -27,7 +27,7 @@ public enum Valadoc.Api.PropertyBindingType {
 	ABSTRACT,
 	VIRTUAL;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case OVERRIDE:
 			return "override";
diff --git a/libvaladoc/api/symbolaccessibility.vala b/libvaladoc/api/symbolaccessibility.vala
index 9b78aa671..972ec2a5a 100644
--- a/libvaladoc/api/symbolaccessibility.vala
+++ b/libvaladoc/api/symbolaccessibility.vala
@@ -30,7 +30,7 @@ public enum Valadoc.Api.SymbolAccessibility {
 	PRIVATE,
 	PUBLIC;
 
-	public string to_string () {
+	public unowned string to_string () {
 		switch (this) {
 		case SymbolAccessibility.PROTECTED:
 			return "protected";
diff --git a/libvaladoc/parser/token.vala b/libvaladoc/parser/token.vala
index 97581c28a..da19df60a 100644
--- a/libvaladoc/parser/token.vala
+++ b/libvaladoc/parser/token.vala
@@ -94,11 +94,11 @@ public class Valadoc.Token : Object {
 		}
 	}
 
-	public string to_string () {
+	public unowned string to_string () {
 		return _word == null ? _type.to_string () : _word;
 	}
 
-	public string to_pretty_string () {
+	public unowned string to_pretty_string () {
 		return _word == null ? _type.to_pretty_string () : _word;
 	}
 
diff --git a/libvaladoc/parser/tokentype.vala b/libvaladoc/parser/tokentype.vala
index 4a51d02ad..b5c44375b 100644
--- a/libvaladoc/parser/tokentype.vala
+++ b/libvaladoc/parser/tokentype.vala
@@ -257,11 +257,11 @@ public class Valadoc.TokenType : Object {
 		return false;
 	}
 
-	public string to_string () {
+	public unowned string to_string () {
 		return _string_value;
 	}
 
-	public string to_pretty_string () {
+	public unowned string to_pretty_string () {
 		if (_pretty_string != null) {
 			return _pretty_string;
 		}
diff --git a/valadoc/doclets/gtkdoc/dbus.vala b/valadoc/doclets/gtkdoc/dbus.vala
index fbdab7862..700574d01 100644
--- a/valadoc/doclets/gtkdoc/dbus.vala
+++ b/valadoc/doclets/gtkdoc/dbus.vala
@@ -31,7 +31,7 @@ namespace Gtkdoc.DBus {
 			IN,
 			OUT;
 
-			public string to_string () {
+			public unowned string to_string () {
 				switch (this) {
 				case NONE:
 					return "";