及途又八

摘要： https://lalrpop.github.io/lalrpop/location_tracking.html Sometimes it may be helpful to know where in the input stream a particular token was encounte 阅读全文

摘要： https://lalrpop.github.io/lalrpop/conditional-compilation.html LALRPOP support conditional compilation of non-terminal declarations via #[cfg(feature 阅读全文

摘要： https://lalrpop.github.io/lalrpop/generate_in_source.html Up to version 0.15, LALRPOP was generating its files in the same directory of the input file 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/006_error_recovery_custom_lexer.html Features described in Error recovery work well with the custom l 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/005_external_lib.html Writing a lexer yourself can be tricky. Fortunately, you can find many librarie 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/004_token_references.html When using a custom lexer, you might want tokens to hold references to the 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/003_writing_custom_lexer.html Let's say we want to parse the Whitespace language, so we've put togeth 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/002_raw_delimited_content.html Our calculator example operated on numbers and arithmetic operators. T 阅读全文

摘要： This example dives a bit deeper into how LALRPOP works. In particular, it dives into the meaning of those strings and regular expression that we used 阅读全文

摘要： https://lalrpop.github.io/lalrpop/lexer_tutorial/index.html This part is about controlling the inner workings of LALRPOP's built-in lexer generator an 阅读全文

摘要： By default, the parser doesn't take any argument other than the input. When building the AST, it might be useful to pass parameters to the parser, whi 阅读全文

摘要： By default, the parser will stop as soon as it encounters an error. Sometimes though we would like to try and recover and keep going. LALRPOP can supp 阅读全文

摘要： Frequently when writing grammars we encounter repetitive constructs that we would like to copy-and-paste. A common example is defining something like 阅读全文

摘要： Of course, most of the time, when you're parsing you don't want to compute a value, you want to build up some kind of data structure. Here's a quick e 阅读全文

摘要： Now we are ready to extend our calculator to cover the full range of arithmetic expressions (well, at least the ones you learned in elementary school) 阅读全文

摘要： https://lalrpop.github.io/lalrpop/tutorial/003_type_inference.html OK, now that we understand the calculator1 example, let's look at some of the short 阅读全文