-
We can already generate LALR1 parsing tables. Now we just need to generate an IR.
-
C:\dev\@compiler\grammar>type letter.bnf
%lex
%%
\d+ return 'NUMBER'
/lex
%%
E
: E '+' t
| t
;
T
: T '*' F
| F
;
F
: NUMBER
;
C:\dev\…
-
```
Command: git diff --name-status --no-renames f191804f361c6766a6eda8f9bf211219e37c13be
Running Bazel info...
Command: bazel info --tool_tag=ijwb:IDEA:ultimate --override_repository=intellij_aspe…
-
实现LR1的同心集合并，进而实现LALR1
-
```
%%
S
: A B C
;
A
: "a"
;
B
: B "b" C
| /* empty */
;
C
: "c" A
;
```
## First set:
- Expected: FIRST(B) should be `{"b"}`
- Actual: FIRST(B) is `{ε}`
…
-
In my procedural macro, I need several crates that further depends on procedural macro. For example:
```rust
#[derive(serde::Deserialize)]
struct Config {
...
}
use proc_macro2::TokenStrea…
-
[Bison 3.7.5](https://github.com/akimd/bison/releases/tag/v3.7.5) was released:
>
> Noteworthy changes in release 3.7.5 (2021-01-24) [stable]
> ===============
>
> ** Bug fixes
>
> *** Cou…
-
While studying your algorithm for computing the First set ([source](https://github.com/DmitrySoshnikov/syntax/blob/2c0d26044b3c62e7f48f72c060c7a6444b02f6e6/src/sets-generator.js#L62)), I wondered whet…
-
您好，最近我们公司也在做一个MySQL/Oracle的语法解析器，附件为我们这边根据官方的reference写的『语法』文件，其会被我们开发的一个LALR1的Parser Generator生成对应的SQL Parser。由于SQL的语法实在太多，因此我们的这个版本没有涵盖所有的语法，只满足了我们日常查询平台、提交平台使用到的SQL。请问下能否提供一下druid依赖的『语法』文件或者是druid所…
QthCN updated
7 years ago
-
Trying out the new Java support. My uses will want to use yacc/bison flavor of grammar. Given:
```
./bin/syntax -m LALR1 --grammar ../syntax_test/src/com/syntax/calc.bnf -o ../syntax_test/src/c…
enebo updated
5 years ago