add new logger implementations

Author: lvan100

.gitignore

@@ -31,5 +31,4 @@ go.work.sum
 .idea/
 .vscode/
 
-log.txt
-access.log
+logs/log.txt

README.md

@@ -122,9 +122,9 @@ appender.file.layout.type=JSONLayout
 appender.console.type=Console
 appender.console.layout.type=TextLayout
 
-rootLogger.type=Root
-rootLogger.level=warn
-rootLogger.appenderRef.ref=console
+logger.root.type=Logger
+logger.root.level=warn
+logger.root.appenderRef.ref=console
 
 logger.myLogger.type=AsyncLogger
 logger.myLogger.level=trace

README_CN.md

@@ -114,9 +114,9 @@ appender.file.layout.type=JSONLayout
 appender.console.type=Console
 appender.console.layout.type=TextLayout
 
-rootLogger.type=Root
-rootLogger.level=warn
-rootLogger.appenderRef.ref=console
+logger.root.type=Logger
+logger.root.level=warn
+logger.root.appenderRef.ref=console
 
 logger.myLogger.type=AsyncLogger
 logger.myLogger.level=trace

benchmarks/logs/gslog_test.go

@@ -28,9 +28,9 @@ func fakeGSAppenders() {
 		appender.discard.type=Discard
 		appender.discard.layout.type=JSONLayout
 		
-		rootLogger.type=Root
-		rootLogger.level=warn
-		rootLogger.appenderRef.ref=discard
+		logger.root.type=Logger
+		logger.root.level=warn
+		logger.root.appenderRef.ref=discard
 	`), ".properties")
 	if err != nil {
 		panic(err)

expr/Expr.g4

@@ -0,0 +1,80 @@
+grammar Expr;
+
+// ----------------------------------
+// Lexer Rules
+// ----------------------------------
+
+// Identifier for type names, field names, or symbolic constants
+// Examples: MyType, field_name, CONSTANT
+IDENT : [a-zA-Z_][a-zA-Z0-9_]* ;
+
+// String literal: double-quoted string with optional escape sequences
+// Examples: "hello", "line\nbreak"
+STRING
+    : '"' ( ~["\\] | '\\' ["\\/bfnrt] )* '"'
+    ;
+
+// Integer literal: optional sign, decimal or hexadecimal
+// Examples: 42, -17, +0xFF
+INTEGER
+    : ('+' | '-')? DIGIT+ | '0x' HEX_DIGIT+
+    ;
+
+// Floating-point number: optional sign, decimal with optional fraction and exponent
+// Examples: 3.14, -0.5, +2E10, .25e-2
+FLOAT
+    : ('+' | '-')? ( DIGIT+ ('.' DIGIT+)? | '.' DIGIT+ ) (('E' | 'e') ('+'|'-')? DIGIT+ )?
+    ;
+
+// Fragments
+fragment DIGIT     : '0'..'9';
+fragment LETTER    : 'A'..'Z' | 'a'..'z';
+fragment HEX_DIGIT : DIGIT | 'A'..'F' | 'a'..'f';
+
+// Whitespace (spaces, tabs, newlines) are skipped
+WS : [ \t\r\n]+ -> skip ;
+
+// ----------------------------------
+// Parser Rules
+// ----------------------------------
+
+// Root node: entry point of the parser
+// Ensures that the entire input is a single expression
+root: expr EOF ;
+
+// Main expression: a type name with optional key-value pairs enclosed in braces
+// Example: TypeName { field1 = "value1", field2 = NestedType { ... }, field3 = rawValue }
+expr
+    : IDENT '{' innerExprList? '}'
+    ;
+
+// List of key-value assignments inside an expression
+// Commas between entries are optional; trailing comma is allowed
+// Example: field1 = 1, field2 = 2,
+innerExprList
+    : innerExpr (',' innerExpr)* ','?
+    ;
+
+// Key-value assignment: field is assigned a value
+// Example: foo = "bar"
+innerExpr
+    : fieldAccess '=' value
+    ;
+
+// Field access supports:
+// - Simple fields: foo
+// - Nested fields: foo.bar
+// - Array indices: foo[0]
+// - Combined: foo.bar[1].baz
+fieldAccess
+    : IDENT ('.' IDENT | '[' INTEGER ']')*
+    ;
+
+// Value can be:
+// - A string literal
+// - An identifier (e.g., a symbolic constant or raw value)
+// - An integer or floating-point number
+// - A nested expression (type with braces)
+// Examples: "hello", true, 42, 3.14, NestedType { ... }
+value
+    : IDENT | STRING | INTEGER | FLOAT | expr ;