antlr(name, atn, depend, deps, encoding, error, force_atn, imports, language, layout, listener, log, long_messages, message_format, no_listener, no_visitor, options, package, srcs, visitor)
Runs ANTLR 4 on a set of grammars.
ATTRIBUTES
| Name | Description | Type | Mandatory | Default |
|---|---|---|---|---|
| name | A unique name for this target. | Name | required | |
| atn | Generate rule augmented transition network diagrams. | Boolean | optional | False |
| depend | Generate a list of file dependencies instead of parser and/or lexer. | Boolean | optional | False |
| deps | The dependencies to use. Defaults to the official ANTLR 4 release, but if you need to use a different version, you can specify the dependencies here. | List of labels | optional | [Label("@antlr4_tool//jar:jar"), Label("@antlr4_runtime//jar:jar"), Label("@antlr3_runtime//jar:jar"), Label("@stringtemplate4//jar:jar"), Label("@javax_json//jar:jar")] |
| encoding | The grammar file encoding, e.g. euc-jp. | String | optional | "UTF-8" |
| error | Treat warnings as errors. | Boolean | optional | False |
| force_atn | Use the ATN simulator for all predictions. | Boolean | optional | False |
| imports | The grammar and .tokens files to import. Must be all in the same directory. | List of labels | optional | [] |
| language | The code generation target language. Either Cpp, CSharp, Go, JavaScript, Java, Python2, Python3 or Swift (case-sensitive). | String | optional | "" |
| layout | - | String | optional | "" |
| listener | Generate parse tree listener. | Boolean | optional | True |
| log | Dump lots of logging info to antlr-timestamp.log. | Boolean | optional | False |
| long_messages | Show exception details when available for errors and warnings. | Boolean | optional | False |
| message_format | The output style for messages. Either antlr, gnu or vs2005. | String | optional | "antlr" |
| no_listener | Do not generate parse tree listener. | Boolean | optional | False |
| no_visitor | Do not generate parse tree visitor. | Boolean | optional | True |
| options | Set/override grammar-level options. | Dictionary: String -> String | optional | {} |
| package | The package/namespace for the generated code. | String | optional | "" |
| srcs | The grammar files to process. | List of labels | required | |
| visitor | Generate parse tree visitor. | Boolean | optional | False |
imports(folder)
Returns the grammar and token files found below the given lib directory.
PARAMETERS
| Name | Description | Default Value |
|---|---|---|
| folder | - |
none |