traxys/tree-sitter
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add error recovery to for loops in javascript grammar

Browse source
This commit is contained in:
Max Brunsfeld 2014-03-28 13:11:12 -07:00
parent 2e11f60710
commit 324f55f1ce
3 changed files with 2420 additions and 2272 deletions
Download patch file Download diff file Expand all files Collapse all files

4
examples/grammars/javascript.cc
View file

@ -28,7 +28,7 @@ namespace tree_sitter {
sym("var_declaration"),
sym("expression_statement") }) },
{ "expression_statement", seq({
sym("expression"),
err(sym("expression")),
sym("_terminator") }) },
{ "for_statement", seq({
sym("_for"),
@ -38,7 +38,7 @@ namespace tree_sitter {
sym("expression_statement"),
}),
sym("expression_statement"),
sym("expression"),
err(sym("expression")),
str(")"),
sym("statement") }) },
{ "if_statement", seq({

4667
examples/parsers/javascript.c
View file

File diff suppressed because it is too large Load diff

21
spec/runtime/languages/javascript/errors.txt
View file

@ -10,5 +10,24 @@ moreStuff();
(program
(expression_statement (function_call (identifier)))
(if_statement (ERROR)
(statement_block (ERROR)))
(statement_block (expression_statement (ERROR))))
(expression_statement (function_call (identifier))))
==========================================
recovers from errors in for loops
==========================================
stuff();
for (var i = 0; *nonsense*; *what*) {
*more-nonsense*;
}
moreStuff();
---
(program
(expression_statement (function_call (identifier)))
(for_statement
(var_declaration (assignment (identifier) (number)))
(expression_statement (ERROR))
(ERROR)
(statement_block (expression_statement (ERROR))))
(expression_statement (function_call (identifier))))