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https://github.com/CPunch/Cosmo.git
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added input() to repl
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@ -33,11 +33,11 @@ typedef struct CValueArray {
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CValue *values;
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CValue *values;
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} CValueArray;
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} CValueArray;
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COSMO_API void initValArray(CState *state, CValueArray *val, size_t startCapacity);
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void initValArray(CState *state, CValueArray *val, size_t startCapacity);
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COSMO_API void cleanValArray(CState *state, CValueArray *array); // cleans array
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void cleanValArray(CState *state, CValueArray *array); // cleans array
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COSMO_API void appendValArray(CState *state, CValueArray *array, CValue val);
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void appendValArray(CState *state, CValueArray *array, CValue val);
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COSMO_API void printValue(CValue val);
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void printValue(CValue val);
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COSMO_API bool cosmoV_equal(CValue valA, CValue valB);
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COSMO_API bool cosmoV_equal(CValue valA, CValue valB);
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COSMO_API CObjString *cosmoV_toString(CState *state, CValue val);
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COSMO_API CObjString *cosmoV_toString(CState *state, CValue val);
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17
src/main.c
17
src/main.c
@ -15,6 +15,20 @@ CValue cosmoB_quitRepl(CState *state, int nargs, CValue *args) {
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return cosmoV_newNil(); // we don't return anything
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return cosmoV_newNil(); // we don't return anything
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}
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}
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CValue cosmoB_input(CState *state, int nargs, CValue *args) {
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// input() accepts the same params as print()!
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for (int i = 0; i < nargs; i++) {
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CObjString *str = cosmoV_toString(state, args[i]);
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printf("%s", cosmoO_readCString(str));
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}
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// but, we return user input instead!
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char line[1024];
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fgets(line, sizeof(line), stdin);
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return cosmoV_newObj(cosmoO_copyString(state, line, strlen(line)-1)); // -1 for the \n
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}
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static void interpret(CState *state, const char* script) {
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static void interpret(CState *state, const char* script) {
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// cosmoP_compileString pushes the result onto the stack (NIL or COBJ_FUNCTION)
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// cosmoP_compileString pushes the result onto the stack (NIL or COBJ_FUNCTION)
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@ -38,6 +52,7 @@ static void repl() {
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// TODO: there's gotta be a better way to do this
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// TODO: there's gotta be a better way to do this
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cosmoV_register(state, "quit", cosmoV_newObj(cosmoO_newCFunction(state, cosmoB_quitRepl)));
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cosmoV_register(state, "quit", cosmoV_newObj(cosmoO_newCFunction(state, cosmoB_quitRepl)));
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cosmoV_register(state, "input", cosmoV_newObj(cosmoO_newCFunction(state, cosmoB_input)));
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while (_ACTIVE) {
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while (_ACTIVE) {
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printf("> ");
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printf("> ");
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@ -90,6 +105,8 @@ static void runFile(const char* fileName) {
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CState *state = cosmoV_newState();
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CState *state = cosmoV_newState();
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cosmoB_loadlibrary(state);
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cosmoB_loadlibrary(state);
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cosmoV_register(state, "input", cosmoV_newObj(cosmoO_newCFunction(state, cosmoB_input)));
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interpret(state, script);
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interpret(state, script);
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cosmoV_freeState(state);
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cosmoV_freeState(state);
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