antlr/tool/MIGRATION.txt

Parsers

* Full context LL(*) not SLL(*)
* Adaptive, takes all but indirect left-recursion

Actions/scopes

* no global scopes. no scope[n].

Trees

* no ASTs
* no tree grammars
* parse trees created by default
* moved methods to Trees

Lexers

* Added [Abc] notation

* unicode rule/token names

* -> skip notation
-> becomes # for alt labels 2012-04-27 02:59:57 +08:00			`Parsers`

			`* Full context LL() not SLL()`
			`* Adaptive, takes all but indirect left-recursion`

got v3 tests working in v4 [git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9074] 2011-09-25 01:14:22 +08:00			`Actions/scopes`

			`* no global scopes. no scope[n].`

			`Trees`

-> becomes # for alt labels 2012-04-27 02:59:57 +08:00			`* no ASTs`
			`* no tree grammars`
			`* parse trees created by default`
got v3 tests working in v4 [git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9074] 2011-09-25 01:14:22 +08:00			`* moved methods to Trees`
more lexer rule specialization in parser. got antlr almost back to working with new [Aa] notation in lexer. [git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9753] 2011-12-27 09:09:01 +08:00
			`Lexers`

			`* Added [Abc] notation`
removed all template / AST rewrite stuff; massive change; added -encoding tool option [git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9780] 2012-01-03 10:13:16 +08:00
-> becomes # for alt labels 2012-04-27 02:59:57 +08:00			`* unicode rule/token names`

			`* -> skip notation`