changed equals to assign

src/lexer.l

@@ -17,7 +17,7 @@ in              { return yy::parser::token::TOK_KW_IF;}
 \(              { return yy::parser::token::TOK_L_PAREN; }
 \)              { return yy::parser::token::TOK_R_PAREN; }
 \:              { return yy::parser::token::TOK_COLON; }
-\=              { return yy::parser::token::TOK_EQUALS; }
+\=              { return yy::parser::token::TOK_ASSIGN; }
 \+              { return yy::parser::token::TOK_PLUS; }
 \-              { return yy::parser::token::TOK_MINUS; }
 \"              { yymore(); BEGIN(STRING); }
@@ -26,6 +26,6 @@ in              { return yy::parser::token::TOK_KW_IF;}
 .               { /* the last rule, ignore anything else (there should be nothing) */}
 
 <STRING>\"\"    { yymore(); }
-<STRING>\"     { BEGIN(INITIAL); yylval->as<std::string>() = yytext; return yy::parser::token::TOK_STRING; }
+<STRING>\"      { BEGIN(INITIAL); yylval->as<std::string>() = yytext; return yy::parser::token::TOK_STRING; }
 <STRING>.       { yymore(); }
 %%

src/parser.y

@@ -27,7 +27,7 @@
 %token <std::string> IDENTIFIER
 %token <std::string> STRING
 %token <int> NUMBER
-%token EQUALS PLUS MINUS L_PAREN R_PAREN COLON
+%token ASSIGN PLUS MINUS L_PAREN R_PAREN COLON
 %token KW_DEF KW_IF KW_RETURN KW_FOR KW_IN
 %token EOF NEWLINE INDENT_UP INDENT_DOWN
 

test/lexer/1.out

@@ -1,9 +1,9 @@
 IDENTIFIER hello
-EQUALS
+ASSIGN
 NUMBER 42
 NEWLINE
 IDENTIFIER name
-EQUALS
+ASSIGN
 STRING "world"
 NEWLINE
 IDENTIFIER x