Fix typos 'a' and 'an'

15 files changed, 30 insertions, 30 deletions

diff --git a/core/bind/core_bind.cpp b/core/bind/core_bind.cpp
index a446094643..0f217c8235 100644
--- a/core/bind/core_bind.cpp
+++ b/core/bind/core_bind.cpp
@@ -568,7 +568,7 @@ Dictionary _OS::get_time(bool utc) const {
 }
 
 /**
- *  Get a epoch time value from a dictionary of time values
+ *  Get an epoch time value from a dictionary of time values
  *  @p datetime must be populated with the following keys:
  *    day, hour, minute, month, second, year. (dst is ignored).
  *
diff --git a/core/io/resource_format_binary.cpp b/core/io/resource_format_binary.cpp
index d090d7a20b..c5909981ea 100644
--- a/core/io/resource_format_binary.cpp
+++ b/core/io/resource_format_binary.cpp
@@ -878,7 +878,7 @@ void ResourceInteractiveLoaderBinary::open(FileAccess *p_f) {
 	if (ver_format > FORMAT_VERSION || ver_major > VERSION_MAJOR) {
 
 		f->close();
-		ERR_EXPLAIN("File Format '" + itos(FORMAT_VERSION) + "." + itos(ver_major) + "." + itos(ver_minor) + "' is too new! Please upgrade to a a new engine version: " + local_path);
+		ERR_EXPLAIN("File Format '" + itos(FORMAT_VERSION) + "." + itos(ver_major) + "." + itos(ver_minor) + "' is too new! Please upgrade to a new engine version: " + local_path);
 		ERR_FAIL();
 	}
 
@@ -1178,7 +1178,7 @@ Error ResourceFormatLoaderBinary::rename_dependencies(const String &p_path, cons
 
 		memdelete(f);
 		memdelete(fw);
-		ERR_EXPLAIN("File Format '" + itos(FORMAT_VERSION) + "." + itos(ver_major) + "." + itos(ver_minor) + "' is too new! Please upgrade to a a new engine version: " + local_path);
+		ERR_EXPLAIN("File Format '" + itos(FORMAT_VERSION) + "." + itos(ver_major) + "." + itos(ver_minor) + "' is too new! Please upgrade to a new engine version: " + local_path);
 		ERR_FAIL_V(ERR_FILE_UNRECOGNIZED);
 	}
 
diff --git a/core/list.h b/core/list.h
index 0cad6038ff..a67287a9ab 100644
--- a/core/list.h
+++ b/core/list.h
@@ -180,7 +180,7 @@ private:
 
 public:
 	/**
-	* return an const iterator to the beginning of the list.
+	* return a const iterator to the beginning of the list.
 	*/
 	_FORCE_INLINE_ const Element *front() const {
 
@@ -195,7 +195,7 @@ public:
 	};
 
 	/**
- 	* return an const iterator to the last member of the list.
+ 	* return a const iterator to the last member of the list.
 	*/
 	_FORCE_INLINE_ const Element *back() const {
 
diff --git a/core/method_bind.h b/core/method_bind.h
index 75f09b2cd9..3c43f86b54 100644
--- a/core/method_bind.h
+++ b/core/method_bind.h
@@ -369,7 +369,7 @@ MethodBind *create_vararg_method_bind(Variant (T::*p_method)(const Variant **, i
 
 // tale of an amazing hack.. //
 
-// if you declare an nonexistent class..
+// if you declare a nonexistent class..
 class __UnexistingClass;
 
 #include "method_bind.gen.inc"
diff --git a/doc/base/classes.xml b/doc/base/classes.xml
index b537a7b152..96d515de5e 100644
--- a/doc/base/classes.xml
+++ b/doc/base/classes.xml
@@ -4829,7 +4829,7 @@
 			<argument index="0" name="priority" type="float">
 			</argument>
 			<description>
-				Set the order in which the area is processed. Greater values mean the area gets processed first. This is useful for areas which have an space override different from AREA_SPACE_OVERRIDE_DISABLED or AREA_SPACE_OVERRIDE_COMBINE, as they replace values, and are thus order-dependent.
+				Set the order in which the area is processed. Greater values mean the area gets processed first. This is useful for areas which have a space override different from AREA_SPACE_OVERRIDE_DISABLED or AREA_SPACE_OVERRIDE_COMBINE, as they replace values, and are thus order-dependent.
 				Areas with the same priority value get evaluated in an unpredictable order, and should be differentiated if evaluation order is to be important.
 			</description>
 		</method>
@@ -5297,7 +5297,7 @@
 			<argument index="0" name="priority" type="float">
 			</argument>
 			<description>
-				Set the order in which the area is processed. Greater values mean the area gets processed first. This is useful for areas which have an space override different from AREA_SPACE_OVERRIDE_DISABLED or AREA_SPACE_OVERRIDE_COMBINE, as they replace values, and are thus order-dependent.
+				Set the order in which the area is processed. Greater values mean the area gets processed first. This is useful for areas which have a space override different from AREA_SPACE_OVERRIDE_DISABLED or AREA_SPACE_OVERRIDE_COMBINE, as they replace values, and are thus order-dependent.
 				Areas with the same priority value get evaluated in an unpredictable order, and should be differentiated if evaluation order is to be important.
 			</description>
 		</method>
@@ -16763,7 +16763,7 @@
 			<return type="String">
 			</return>
 			<description>
-				Get the specific project settings path. Projects all have an unique sub-directory inside the settings path where project specific settings are saved.
+				Get the specific project settings path. Projects all have a unique sub-directory inside the settings path where project specific settings are saved.
 			</description>
 		</method>
 		<method name="get_recent_dirs" qualifiers="const">
@@ -18893,7 +18893,7 @@
 		Internationalized font and text drawing support.
 	</brief_description>
 	<description>
-		Font contains an unicode compatible character set, as well as the ability to draw it with variable width, ascent, descent and kerning. For creating fonts from TTF files (or other font formats), see the editor support for fonts. TODO check wikipedia for graph of ascent/baseline/descent/height/etc.
+		Font contains a unicode compatible character set, as well as the ability to draw it with variable width, ascent, descent and kerning. For creating fonts from TTF files (or other font formats), see the editor support for fonts. TODO check wikipedia for graph of ascent/baseline/descent/height/etc.
 	</description>
 	<methods>
 		<method name="draw" qualifiers="const">
@@ -20406,7 +20406,7 @@
 		GraphEdit is an area capable of showing various GraphNodes. It manages connection events between them.
 	</brief_description>
 	<description>
-		GraphEdit manages the showing of GraphNodes it contains, as well as connections an disconnections between them. Signals are sent for each of these two events. Disconnection between GraphNodes slots is disabled by default.
+		GraphEdit manages the showing of GraphNodes it contains, as well as connections and disconnections between them. Signals are sent for each of these two events. Disconnection between GraphNodes slots is disabled by default.
 		It is greatly advised to enable low processor usage mode (see [method OS.set_low_processor_usage_mode]) when using GraphEdits.
 	</description>
 	<methods>
@@ -22722,7 +22722,7 @@
 			<argument index="3" name="add_uv" type="bool" default="null">
 			</argument>
 			<description>
-				Simple helper to draw an uvsphere, with given latitudes, longitude and radius.
+				Simple helper to draw a uvsphere, with given latitudes, longitude and radius.
 			</description>
 		</method>
 		<method name="add_vertex">
@@ -47999,7 +47999,7 @@
 			<argument index="0" name="bytes" type="int">
 			</argument>
 			<description>
-				Get an utf8 string with byte-length "bytes" from the stream (this decodes the string sent as utf8).
+				Get a utf8 string with byte-length "bytes" from the stream (this decodes the string sent as utf8).
 			</description>
 		</method>
 		<method name="get_var">
@@ -48726,7 +48726,7 @@
 			<return type="int">
 			</return>
 			<description>
-				Convert a string containing an hexadecimal number into an int.
+				Convert a string containing a hexadecimal number into an int.
 			</description>
 		</method>
 		<method name="insert">
@@ -52300,7 +52300,7 @@
 			<argument index="0" name="half_offset" type="int" enum="TileMap.HalfOffset">
 			</argument>
 			<description>
-				Set an half offset on the X coordinate, Y coordinate, or none (use HALF_OFFSET_* constants as argument).
+				Set a half offset on the X coordinate, Y coordinate, or none (use HALF_OFFSET_* constants as argument).
 				Half offset sets every other tile off by a half tile size in the specified direction.
 			</description>
 		</method>
@@ -55065,7 +55065,7 @@
 			Means that the animation is interpolated with a quadratic (to the power of 2) function.
 		</constant>
 		<constant name="TRANS_EXPO" value="5">
-			Means that the animation is interpolated with a exponential (some number to the power of x) function.
+			Means that the animation is interpolated with an exponential (some number to the power of x) function.
 		</constant>
 		<constant name="TRANS_ELASTIC" value="6">
 			Means that the animation is interpolated with elasticity, wiggling around the edges.
diff --git a/editor/project_settings_editor.cpp b/editor/project_settings_editor.cpp
index 9817ab176e..2cd0221ab6 100644
--- a/editor/project_settings_editor.cpp
+++ b/editor/project_settings_editor.cpp
@@ -929,7 +929,7 @@ void ProjectSettingsEditor::_copy_to_platform(int p_which) {
 
 	String path = globals_editor->get_property_editor()->get_selected_path();
 	if (path == String()) {
-		EditorNode::get_singleton()->show_warning(TTR("Select an setting item first!"));
+		EditorNode::get_singleton()->show_warning(TTR("Select a setting item first!"));
 		return;
 	}
 
diff --git a/misc/hooks/pre-commit-clang-format b/misc/hooks/pre-commit-clang-format
index 0971ebe23a..d2d65a7428 100755
--- a/misc/hooks/pre-commit-clang-format
+++ b/misc/hooks/pre-commit-clang-format
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# git pre-commit hook that runs an clang-format stylecheck.
+# git pre-commit hook that runs a clang-format stylecheck.
 # Features:
 #  - abort commit when commit does not comply with the style guidelines
 #  - create a patch of the proposed style changes
@@ -97,7 +97,7 @@ do
     # The sed call is necessary to transform the patch from
     #    --- $file timestamp
     #    +++ - timestamp
-    # to both lines working on the same file and having a a/ and b/ prefix.
+    # to both lines working on the same file and having a/ and b/ prefix.
     # Else it can not be applied with 'git apply'.
     "$CLANG_FORMAT" -style=file "$file" | \
         diff -u "$file" - | \
diff --git a/modules/gdscript/gd_function.cpp b/modules/gdscript/gd_function.cpp
index cba1baaca3..ddee7b2521 100644
--- a/modules/gdscript/gd_function.cpp
+++ b/modules/gdscript/gd_function.cpp
@@ -1026,7 +1026,7 @@ Variant GDFunction::call(GDInstance *p_instance, const Variant **p_args, int p_a
 			}
 			case OPCODE_ITERATE_BEGIN: {
 
-				CHECK_SPACE(8); //space for this an regular iterate
+				CHECK_SPACE(8); //space for this a regular iterate
 
 				GET_VARIANT_PTR(counter, 1);
 				GET_VARIANT_PTR(container, 2);
diff --git a/modules/gdscript/gd_parser.cpp b/modules/gdscript/gd_parser.cpp
index 072937a521..72c3f9612a 100644
--- a/modules/gdscript/gd_parser.cpp
+++ b/modules/gdscript/gd_parser.cpp
@@ -1284,7 +1284,7 @@ GDParser::Node *GDParser::_parse_expression(Node *p_parent, bool p_static, bool
 			if (expression[next_op + 1].is_op) {
 				// this is not invalid and can really appear
 				// but it becomes invalid anyway because no binary op
-				// can be followed by an unary op in a valid combination,
+				// can be followed by a unary op in a valid combination,
 				// due to how precedence works, unaries will always disappear first
 
 				_set_error("Unexpected two consecutive operators after ternary if.");
@@ -1294,7 +1294,7 @@ GDParser::Node *GDParser::_parse_expression(Node *p_parent, bool p_static, bool
 			if (expression[next_op + 3].is_op) {
 				// this is not invalid and can really appear
 				// but it becomes invalid anyway because no binary op
-				// can be followed by an unary op in a valid combination,
+				// can be followed by a unary op in a valid combination,
 				// due to how precedence works, unaries will always disappear first
 
 				_set_error("Unexpected two consecutive operators after ternary else.");
@@ -1331,7 +1331,7 @@ GDParser::Node *GDParser::_parse_expression(Node *p_parent, bool p_static, bool
 			if (expression[next_op + 1].is_op) {
 				// this is not invalid and can really appear
 				// but it becomes invalid anyway because no binary op
-				// can be followed by an unary op in a valid combination,
+				// can be followed by a unary op in a valid combination,
 				// due to how precedence works, unaries will always disappear first
 
 				_set_error("Unexpected two consecutive operators.");
@@ -1857,7 +1857,7 @@ GDParser::PatternNode *GDParser::_parse_pattern(bool p_static) {
 						tokenizer->advance(1);
 						break;
 					} else {
-						_set_error("'..' pattern only allowed at the end of an dictionary pattern");
+						_set_error("'..' pattern only allowed at the end of a dictionary pattern");
 						return NULL;
 					}
 				}
diff --git a/modules/openssl/SCsub b/modules/openssl/SCsub
index add7d4dcfc..eb3c0e64d8 100644
--- a/modules/openssl/SCsub
+++ b/modules/openssl/SCsub
@@ -655,7 +655,7 @@ if (env['builtin_openssl'] != 'no'):
 
     env_openssl.add_source_files(env.modules_sources, thirdparty_sources)
 
-    # FIXME: Clone the environment to make a env_openssl and not pollute the modules env
+    # FIXME: Clone the environment to make env_openssl and not pollute the modules env
     thirdparty_include_paths = [
         "",
         "crypto",
diff --git a/modules/visual_script/visual_script_expression.cpp b/modules/visual_script/visual_script_expression.cpp
index 6bd052fe26..d0e9b5bb86 100644
--- a/modules/visual_script/visual_script_expression.cpp
+++ b/modules/visual_script/visual_script_expression.cpp
@@ -1179,7 +1179,7 @@ VisualScriptExpression::ENode *VisualScriptExpression::_parse_expression() {
 			if (expression[next_op + 1].is_op) {
 				// this is not invalid and can really appear
 				// but it becomes invalid anyway because no binary op
-				// can be followed by an unary op in a valid combination,
+				// can be followed by a unary op in a valid combination,
 				// due to how precedence works, unaries will always disappear first
 
 				_set_error("Unexpected two consecutive operators.");
diff --git a/platform/x11/os_x11.cpp b/platform/x11/os_x11.cpp
index 2d33d25773..f96343c92c 100644
--- a/platform/x11/os_x11.cpp
+++ b/platform/x11/os_x11.cpp
@@ -1237,7 +1237,7 @@ void OS_X11::handle_key_event(XKeyEvent *p_event, bool p_echo) {
 
 	unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
 
-	/* Phase 3, obtain an unicode character from the keysym */
+	/* Phase 3, obtain a unicode character from the keysym */
 
 	// KeyMappingX11 also translates keysym to unicode.
 	// It does a binary search on a table to translate
diff --git a/scene/gui/tree.h b/scene/gui/tree.h
index 1fb1eb2792..06d6d3ad5a 100644
--- a/scene/gui/tree.h
+++ b/scene/gui/tree.h
@@ -54,7 +54,7 @@ public:
 		CELL_MODE_CHECK, ///< string + check
 		CELL_MODE_RANGE, ///< Contains a range
 		CELL_MODE_RANGE_EXPRESSION, ///< Contains a range
-		CELL_MODE_ICON, ///< Contains a icon, not editable
+		CELL_MODE_ICON, ///< Contains an icon, not editable
 		CELL_MODE_CUSTOM, ///< Contains a custom value, show a string, and an edit button
 	};
 
diff --git a/scene/resources/packed_scene.cpp b/scene/resources/packed_scene.cpp
index 19fab5d587..c525ca600a 100644
--- a/scene/resources/packed_scene.cpp
+++ b/scene/resources/packed_scene.cpp
@@ -145,7 +145,7 @@ Node *SceneState::instance(GenEditState p_edit_state) const {
 				node = parent->_get_child_by_name(snames[n.name]);
 #ifdef DEBUG_ENABLED
 				if (!node) {
-					WARN_PRINT(String("Node '" + String(ret_nodes[0]->get_path_to(parent)) + "/" + String(snames[n.name]) + "' was modified from inside a instance, but it has vanished.").ascii().get_data());
+					WARN_PRINT(String("Node '" + String(ret_nodes[0]->get_path_to(parent)) + "/" + String(snames[n.name]) + "' was modified from inside an instance, but it has vanished.").ascii().get_data());
 				}
 #endif
 			}
diff --git a/servers/visual/shader_language.cpp b/servers/visual/shader_language.cpp
index c7b537c8ea..0684cb1701 100644
--- a/servers/visual/shader_language.cpp
+++ b/servers/visual/shader_language.cpp
@@ -2953,7 +2953,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 			if (expression[next_op + 1].is_op) {
 				// this is not invalid and can really appear
 				// but it becomes invalid anyway because no binary op
-				// can be followed by an unary op in a valid combination,
+				// can be followed by a unary op in a valid combination,
 				// due to how precedence works, unaries will always disappear first
 
 				_set_error("Parser bug..");