treewide: introduce this keyword

Support a new keyword `this` which allows functions to access the context
they're called upon.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/parser.y b/parser.y
index eab4583..204b091 100644
--- a/parser.y
+++ b/parser.y
@@ -260,6 +260,7 @@ primary_exp(A) ::= T_NUMBER(B).							{ A = B; }
 primary_exp(A) ::= T_DOUBLE(B).							{ A = B; }
 primary_exp(A) ::= T_STRING(B).							{ A = B; }
 primary_exp(A) ::= T_LABEL(B).							{ A = B; }
+primary_exp(A) ::= T_THIS(B).							{ A = B; }
 primary_exp(A) ::= array(B).							{ A = B; }
 primary_exp(A) ::= object(B).							{ A = B; }
 primary_exp(A) ::= T_LPAREN assign_exp(B) T_RPAREN.		{ A = B; }