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refactor: remove TOKEN_IF and TOKEN_ELSE enum values and all associated references from compiler

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Remove the TOKEN_IF and TOKEN_ELSE entries from the TokenType enum, their NULL entries in prefixCompilers and infixCompilers arrays, and the keyword detection logic in readName function that mapped "if" and "else" strings to these token types.
This commit is contained in:
Bob Nystrom
2013-10-22 20:38:57 +00:00
parent 6670e2f94c
commit 833c4fc6b2
1 changed files with 1 additions and 9 deletions
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src/compiler.c
+1 -9
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@@ -33,8 +33,6 @@ typedef enum
TOKEN_EQEQ,
TOKEN_BANGEQ,
TOKEN_ELSE,
TOKEN_IF,
TOKEN_VAR,
TOKEN_NAME,
@@ -159,8 +157,6 @@ CompileFn prefixCompilers[] = {
NULL, // TOKEN_GTEQ
NULL, // TOKEN_EQEQ
NULL, // TOKEN_BANGEQ
NULL, // TOKEN_ELSE
NULL, // TOKEN_IF
NULL, // TOKEN_VAR
prefixLiteral, // TOKEN_NAME
prefixLiteral, // TOKEN_NUMBER
@@ -196,8 +192,6 @@ InfixCompiler infixCompilers[] = {
{ infixBinaryOp, PREC_COMPARISON }, // TOKEN_GTEQ
{ infixBinaryOp, PREC_EQUALITY }, // TOKEN_EQEQ
{ infixBinaryOp, PREC_EQUALITY }, // TOKEN_BANGEQ
{ NULL, PREC_NONE }, // TOKEN_ELSE
{ NULL, PREC_NONE }, // TOKEN_IF
{ NULL, PREC_NONE }, // TOKEN_VAR
{ NULL, PREC_NONE }, // TOKEN_NAME
{ NULL, PREC_NONE }, // TOKEN_NUMBER
@@ -554,9 +548,7 @@ void readName(Compiler* compiler)
TokenType type = TOKEN_NAME;
if (isKeyword(compiler, "else")) type = TOKEN_ELSE;
else if (isKeyword(compiler, "if")) type = TOKEN_IF;
else if (isKeyword(compiler, "var")) type = TOKEN_VAR;
if (isKeyword(compiler, "var")) type = TOKEN_VAR;
makeToken(compiler, type);
}