fluencelabs/lalrpop
1
0
Fork 0
mirror of https://github.com/fluencelabs/lalrpop synced 2025-03-16 17:00:53 +00:00
Code Issues Projects Releases Wiki Activity

add more useful info when DEBUG_PRINT is enabled

Browse Source
This commit is contained in:
Niko Matsakis 2017-10-22 08:30:13 -04:00
parent 3d49e9cffd
commit 94fa24c4a6
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
lalrpop/src/lr1/codegen/parse_table.rs
View File

@ -389,7 +389,8 @@ impl<'ascent, 'grammar, W: Write> CodeGenerator<'ascent, 'grammar, W, TableDrive
rust!(self.out,
"const {}EOF_ACTION: &'static [i32] = &[",
self.prefix);
for state in self.states {
for (index, state) in self.states.iter().enumerate() {
rust!(self.out, "// State {}", index);
let reduction = Self::write_reduction(&self.custom, state, Token::EOF);
try!(self.out.write_table_row(Some(reduction)));
}
@ -1100,7 +1101,11 @@ impl<'ascent, 'grammar, W: Write> CodeGenerator<'ascent, 'grammar, W, TableDrive
self.prefix,
self.prefix,
self.grammar.terminals.all.len());
if DEBUG_PRINT {
rust!(self.out, "println!(\"EOF Loop: top state = {{}} (error state+1) = {{}}\", \
{}state, {}error_state);",
self.prefix, self.prefix);
}
rust!(self.out, "if {}error_state > 0 {} {{", self.prefix, extra_test);
rust!(self.out, "break;");
rust!(self.out, "}}");