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lexer: lock things behind lua versions

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This commit is contained in:
Blendi
2026-04-20 15:24:28 +02:00
parent 1807520170
commit bf52cf70ab
2 changed files with 25 additions and 18 deletions
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39
src/lexer.c
View File

@@ -18,7 +18,7 @@ int noomL_iswhitespace(char c) {
return c == ' ' || c == '\r' || c == '\n' || c == '\t' || c == '\v' || c == '\f';
}
noom_uint_t noomL_getsymbol(const char* s) { // TODO: maybe find some less shit crap holy crap
noom_uint_t noomL_getsymbol(const char* s, noom_LuaVersion version) { // TODO: maybe find some less shit crap holy crap
if (noom_startswith(s, "...")) return 3;
if (noom_startswith(s, "==")) return 2;
@@ -27,12 +27,20 @@ noom_uint_t noomL_getsymbol(const char* s) { // TODO: maybe find some less shit
if (noom_startswith(s, ">=")) return 2;
if (noom_startswith(s, "..")) return 2;
if (noom_startswith(s, "::")) return 2;
if (noom_startswith(s, "//")) return 2;
if (version >= NOOM_VERSION_52) {
if (noom_startswith(s, "::")) return 2;
}
if (noom_startswith(s, ">>")) return 2;
if (noom_startswith(s, "<<")) return 2;
if (version >= NOOM_VERSION_53) {
if (noom_startswith(s, "//")) return 2;
if (noom_startswith(s, ">>")) return 2;
if (noom_startswith(s, "<<")) return 2;
if (noom_startswith(s, "&")) return 1;
if (noom_startswith(s, "|")) return 1;
if (noom_startswith(s, "~")) return 1;
}
if (noom_startswith(s, "+")) return 1;
if (noom_startswith(s, "-")) return 1;
@@ -59,14 +67,10 @@ noom_uint_t noomL_getsymbol(const char* s) { // TODO: maybe find some less shit
if (noom_startswith(s, ";")) return 1;
if (noom_startswith(s, "&")) return 1;
if (noom_startswith(s, "|")) return 1;
if (noom_startswith(s, "~")) return 1;
return 0; // no symbol
}
noom_uint_t noomL_getnumber(const char* s) { // TODO: more number kinds idk
noom_uint_t noomL_getnumber(const char* s, noom_LuaVersion version) { // TODO: more number kinds idk
// lazy af rn
noom_uint_t len = 0;
@@ -75,7 +79,7 @@ noom_uint_t noomL_getnumber(const char* s) { // TODO: more number kinds idk
return len;
}
int noomL_iskeyword(const char* s, noom_uint_t len) {
int noomL_iskeyword(const char* s, noom_uint_t len, noom_LuaVersion version) {
if (noom_streql(s, len, "true", 4)) return 1;
if (noom_streql(s, len, "false", 5)) return 1;
if (noom_streql(s, len, "nil", 3)) return 1;
@@ -95,7 +99,6 @@ int noomL_iskeyword(const char* s, noom_uint_t len) {
if (noom_streql(s, len, "function", 8)) return 1;
if (noom_streql(s, len, "do", 2)) return 1;
if (noom_streql(s, len, "until", 5)) return 1;
if (noom_streql(s, len, "goto", 4)) return 1;
if (noom_streql(s, len, "while", 5)) return 1;
if (noom_streql(s, len, "repeat", 6)) return 1;
if (noom_streql(s, len, "end", 3)) return 1;
@@ -103,6 +106,10 @@ int noomL_iskeyword(const char* s, noom_uint_t len) {
if (noom_streql(s, len, "return", 6)) return 1;
if (noom_streql(s, len, "break", 5)) return 1;
if (version >= NOOM_VERSION_52) {
if (noom_streql(s, len, "goto", 4)) return 1;
}
return 0;
}
@@ -153,7 +160,7 @@ noomL_ErrorType noomL_lex(const char* s, noom_uint_t start, noomL_Token* token,
len++;
token->type = NOOML_TOKEN_IDENTIFIER;
if (noomL_iskeyword(str, len)) token->type = NOOML_TOKEN_KEYWORD;
if (noomL_iskeyword(str, len, version)) token->type = NOOML_TOKEN_KEYWORD;
token->offset = start;
token->length = len;
@@ -162,7 +169,7 @@ noomL_ErrorType noomL_lex(const char* s, noom_uint_t start, noomL_Token* token,
}
{
noom_uint_t symbolLen = noomL_getsymbol(str);
noom_uint_t symbolLen = noomL_getsymbol(str, version);
if (symbolLen) {
token->type = NOOML_TOKEN_SYMBOL;
@@ -174,7 +181,7 @@ noomL_ErrorType noomL_lex(const char* s, noom_uint_t start, noomL_Token* token,
}
{
noom_uint_t numberLen = noomL_getnumber(str);
noom_uint_t numberLen = noomL_getnumber(str, version);
if (numberLen) {
token->type = NOOML_TOKEN_NUMBER;

4
src/lexer.h
View File

@@ -30,8 +30,8 @@ int noomL_isnumber(char c);
int noomL_isalphanum(char c);
int noomL_iswhitespace(char c);
noom_uint_t noomL_getsymbol(const char* s);
noom_uint_t noomL_getnumber(const char* s);
noom_uint_t noomL_getsymbol(const char* s, noom_LuaVersion version);
noom_uint_t noomL_getnumber(const char* s, noom_LuaVersion version);
const char *noomL_formatTokenType(noomL_TokenType token_type);