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https://github.com/CPunch/Cosmo.git
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Added error, string.len, and cosmoV_readCString
Commit authored by https://github.com/NeoInversion
This commit is contained in:
commit
43a278e12d
@ -110,6 +110,22 @@ int cosmoB_loadstring(CState *state, int nargs, CValue *args) {
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return 2; // <boolean>, <closure> or <error>
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}
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int cosmoB_error(CState *state, int nargs, CValue *args) {
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if (nargs < 1) {
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cosmoV_error(state, "error() expected 1 argument, got %d!", nargs);
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return 0;
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}
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if (!IS_STRING(args[0])) {
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cosmoV_typeError(state, "error()", "<string>", "%s", cosmoV_typeStr(args[0]));
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return 0;
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}
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cosmoV_error(state, "%s", cosmoV_readCString(args[0]));
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return 0;
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}
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void cosmoB_loadLibrary(CState *state) {
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const char *identifiers[] = {
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"print",
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@ -118,7 +134,8 @@ void cosmoB_loadLibrary(CState *state) {
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"pcall",
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"tonumber",
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"tostring",
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"loadstring"
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"loadstring",
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"error"
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};
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CosmoCFunction baseLib[] = {
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@ -128,7 +145,8 @@ void cosmoB_loadLibrary(CState *state) {
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cosmoB_pcall,
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cosmoB_tonumber,
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cosmoB_tostring,
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cosmoB_loadstring
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cosmoB_loadstring,
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cosmoB_error
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};
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int i;
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@ -492,13 +510,30 @@ int cosmoB_sChar(CState *state, int nargs, CValue *args) {
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return 1;
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}
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int cosmoB_sLen(CState *state, int nargs, CValue *args) {
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if (nargs < 1) {
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cosmoV_error(state, "string.len() expected 1 argument, got %d", nargs);
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return 0;
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}
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if (!IS_STRING(args[0])) {
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cosmoV_typeError(state, "string.len", "<string>", "%s", cosmoV_typeStr(args[0]));
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return 0;
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}
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cosmoV_pushNumber(state, strlen(cosmoV_readCString(args[0])));
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return 1;
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}
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void cosmoB_loadStrLib(CState *state) {
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const char *identifiers[] = {
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"sub",
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"find",
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"split",
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"byte",
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"char"
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"char",
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"len"
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};
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CosmoCFunction strLib[] = {
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@ -506,7 +541,8 @@ void cosmoB_loadStrLib(CState *state) {
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cosmoB_sFind,
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cosmoB_sSplit,
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cosmoB_sByte,
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cosmoB_sChar
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cosmoB_sChar,
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cosmoB_sLen
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};
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// make string library object
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@ -120,6 +120,7 @@ typedef struct CObjUpval {
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#define IS_CLOSURE(x) isObjType(x, COBJ_CLOSURE)
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#define cosmoV_readString(x) ((CObjString*)cosmoV_readRef(x))
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#define cosmoV_readCString(x) (((CObjString*)cosmoV_readRef(x))->str)
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#define cosmoV_readObject(x) ((CObjObject*)cosmoV_readRef(x))
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#define cosmoV_readTable(x) ((CObjTable*)cosmoV_readRef(x))
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#define cosmoV_readFunction(x) ((CObjFunction*)cosmoV_readRef(x))
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