Merge pull request #36810 from akien-mga/configfile-better-errors

ConfigFile: Improve error messages

1 files changed, 17 insertions, 8 deletions

diff --git a/doc/classes/ConfigFile.xml b/doc/classes/ConfigFile.xml
index 00d98130f3..a16326d55a 100644
--- a/doc/classes/ConfigFile.xml
+++ b/doc/classes/ConfigFile.xml
@@ -37,7 +37,7 @@
 			<argument index="0" name="section" type="String">
 			</argument>
 			<description>
-				Deletes the specified section along with all the key-value pairs inside.
+				Deletes the specified section along with all the key-value pairs inside. Raises an error if the section does not exist.
 			</description>
 		</method>
 		<method name="erase_section_key">
@@ -48,6 +48,7 @@
 			<argument index="1" name="key" type="String">
 			</argument>
 			<description>
+				Deletes the specified key in a section. Raises an error if either the section or the key do not exist.
 			</description>
 		</method>
 		<method name="get_section_keys" qualifiers="const">
@@ -56,7 +57,7 @@
 			<argument index="0" name="section" type="String">
 			</argument>
 			<description>
-				Returns an array of all defined key identifiers in the specified section.
+				Returns an array of all defined key identifiers in the specified section. Raises an error and returns an empty array if the section does not exist.
 			</description>
 		</method>
 		<method name="get_sections" qualifiers="const">
@@ -76,7 +77,7 @@
 			<argument index="2" name="default" type="Variant" default="null">
 			</argument>
 			<description>
-				Returns the current value for the specified section and key. If the section and/or the key do not exist, the method returns the value of the optional [code]default[/code] argument, or [code]null[/code] if it is omitted.
+				Returns the current value for the specified section and key. If either the section or the key do not exist, the method returns the fallback [code]default[/code] value. If [code]default[/code] is not specified or set to [code]null[/code], an error is also raised.
 			</description>
 		</method>
 		<method name="has_section" qualifiers="const">
@@ -105,7 +106,7 @@
 			<argument index="0" name="path" type="String">
 			</argument>
 			<description>
-				Loads the config file specified as a parameter. The file's contents are parsed and loaded in the ConfigFile object which the method was called on.
+				Loads the config file specified as a parameter. The file's contents are parsed and loaded in the [ConfigFile] object which the method was called on.
 				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
@@ -117,6 +118,8 @@
 			<argument index="1" name="key" type="PackedByteArray">
 			</argument>
 			<description>
+				Loads the encrypted config file specified as a parameter, using the provided [code]key[/code] to decrypt it. The file's contents are parsed and loaded in the [ConfigFile] object which the method was called on.
+				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
 		<method name="load_encrypted_pass">
@@ -124,9 +127,11 @@
 			</return>
 			<argument index="0" name="path" type="String">
 			</argument>
-			<argument index="1" name="pass" type="String">
+			<argument index="1" name="password" type="String">
 			</argument>
 			<description>
+				Loads the encrypted config file specified as a parameter, using the provided [code]password[/code] to decrypt it. The file's contents are parsed and loaded in the [ConfigFile] object which the method was called on.
+				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
 		<method name="parse">
@@ -145,7 +150,7 @@
 			<argument index="0" name="path" type="String">
 			</argument>
 			<description>
-				Saves the contents of the ConfigFile object to the file specified as a parameter. The output file uses an INI-style structure.
+				Saves the contents of the [ConfigFile] object to the file specified as a parameter. The output file uses an INI-style structure.
 				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
@@ -157,6 +162,8 @@
 			<argument index="1" name="key" type="PackedByteArray">
 			</argument>
 			<description>
+				Saves the contents of the [ConfigFile] object to the AES-256 encrypted file specified as a parameter, using the provided [code]key[/code] to encrypt it. The output file uses an INI-style structure.
+				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
 		<method name="save_encrypted_pass">
@@ -164,9 +171,11 @@
 			</return>
 			<argument index="0" name="path" type="String">
 			</argument>
-			<argument index="1" name="pass" type="String">
+			<argument index="1" name="password" type="String">
 			</argument>
 			<description>
+				Saves the contents of the [ConfigFile] object to the AES-256 encrypted file specified as a parameter, using the provided [code]password[/code] to encrypt it. The output file uses an INI-style structure.
+				Returns one of the [enum Error] code constants ([code]OK[/code] on success).
 			</description>
 		</method>
 		<method name="set_value">
@@ -179,7 +188,7 @@
 			<argument index="2" name="value" type="Variant">
 			</argument>
 			<description>
-				Assigns a value to the specified key of the specified section. If the section and/or the key do not exist, they are created. Passing a [code]null[/code] value deletes the specified key if it exists, and deletes the section if it ends up empty once the key has been removed.
+				Assigns a value to the specified key of the specified section. If either the section or the key do not exist, they are created. Passing a [code]null[/code] value deletes the specified key if it exists, and deletes the section if it ends up empty once the key has been removed.
 			</description>
 		</method>
 	</methods>