Add help text for STANDALONE.

Pull most user functions into the new plfunc.
Could integrate some tests directly into pl with --run-tests

src/Makefile

@@ -1,4 +1,4 @@
-files = pebblisp.c tokens.c object.c env.c web.c
+files = pebblisp.c tokens.c object.c env.c web.c plfunc.c
 libs = -lreadline -lmicrohttpd
 exe = pl
 
@@ -9,7 +9,7 @@ SCRIPTDIR ?= /usr/local/share/pebblisp
 mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
 mkfile_dir := $(dir $(mkfile_path))
 
-GCC_COM ?= gcc -g -O0 -Wall -o $(exe) -D STANDALONE -DSCRIPTDIR=\"$(SCRIPTDIR)\"
+GCC_COM ?= gcc -g -O0 -Wall -o $(exe) -D WEBSERVER -D STANDALONE -DSCRIPTDIR=\"$(SCRIPTDIR)\"
 
 all:
 	$(GCC_COM) $(files) $(libs) && echo && ./tests.sh

src/env.c

@@ -5,6 +5,8 @@
 #include <string.h>
 
 #include "pebblisp.h"
+#include "web.h"
+#include "plfunc.h"
 
 Object fetchFromEnvironment(const char* name, struct Environment* env)
 {
@@ -223,16 +225,48 @@ struct symFunc {
     Object (* func)(Object, Object, struct Environment*);
 };
 
-struct Environment* _global;
+struct Environment* globalEnv;
 
 struct Environment* global()
 {
-    return _global;
+    return globalEnv;
 }
 
 void setGlobal(struct Environment* env)
 {
-    _global = env;
+    globalEnv = env;
+}
+
+struct helpText {
+    const char* symbol;
+    const char* help;
+};
+int currentHelp = 0;
+struct helpText helpTexts[100];
+
+#define pf(_name, _func) buildHelp(_name, &(_func), _func ## Doc)
+
+struct symFunc buildHelp(const char* symbol, Object (* func)(Object, Object, struct Environment*), const char* help)
+{
+    helpTexts[currentHelp].help = help;
+    helpTexts[currentHelp].symbol = symbol;
+    currentHelp += 1;
+
+    return (struct symFunc) {
+        .func = func,
+        .sym = symbol,
+    };
+}
+
+const char* getHelp(const char* symbol)
+{
+    for (int i = 0; i < currentHelp; i++) {
+        struct helpText h = helpTexts[i];
+        if (strcmp(symbol, h.symbol) == 0) {
+            return h.help;
+        }
+    }
+    return "Help not found!";
 }
 
 struct Environment defaultEnv()
@@ -263,25 +297,30 @@ struct Environment defaultEnv()
         {"<", &lth},
         {"&", &and},
         {"|", &or},
-        {"cat", &catObjects},
+        pf("cat", catObjects),
-        {"fil", &filter},
+        pf("fil", filter),
-        {"len", &len},
+        pf("len", len),
-        {"ap", &append},
+        pf("ap", append),
-        {"pre", &prepend},
+        pf("pre", prepend),
-        {"reduce", &reduce},
+        pf("reduce", reduce),
-        {"at", &at},
+        pf("at", at),
-        {"rest", &rest},
+        pf("rest", rest),
-        {"chat", &charAt},
+        pf("chat", charAt),
 #ifndef LOW_MEM
-        {"rev", &reverse},
+        pf("rev", reverse),
 #endif
-        {"isnum", &isNum},
+        pf("isnum", isNum),
-        {"islist", &isList},
+        pf("islist", isList),
-        {"isstr", &isString},
+        pf("isstr", isString),
         {"iserr", &isErr},
-        {"char", &charVal},
+        pf("char", charVal),
         {"eval", &parseEvalO},
         {"poss", &possessive},
+#ifdef WEBSERVER
+        pf("get", addGetRoute),
+        pf("post", addPostRoute),
+        pf("serve", startServer),
+#endif
 #ifdef STANDALONE
         {"prn", &print},
         {"pch", &pChar},
@@ -289,9 +328,7 @@ struct Environment defaultEnv()
         //{"sys", &systemCall},
         {"loadfile", &loadFile},
         {"inp", &takeInput},
-        {"get", &addGetRoute},
+        pf("?", help)
-        {"post", &addPostRoute},
-        {"serve", &startServer}
 #endif
     };
 

src/env.h

@@ -42,4 +42,6 @@ struct StructDef getStructDef(struct Environment* env, const char* name);
 
 int getStructIndex(struct Environment* env, const char* name);
 
+const char* getHelp(const char* symbol);
+
 #endif

src/object.c

@@ -45,15 +45,6 @@ int listLength(const Object* listObj)
     return len;
 }
 
-Object len(Object obj1, Object o_ignore, struct Environment* e_ignore)
-{
-    Object o = numberObject(listLength(&obj1));
-    if (o.number < 0) {
-        return errorObject(NOT_A_LIST);
-    }
-    return o;
-}
-
 /**
  * Returns a pointer to the Object at the given index in a given list
  * @param listObj The list to fetch an Object from

src/object.h

@@ -244,9 +244,6 @@ struct Error noError();
 
 Object constructLambda(const Object* params, const Object* body, struct Environment* env);
 
-// Object version of listLength()
-Object len(Object obj1, Object, struct Environment*);
-
 int getAllocations();
 
 size_t getBytes();

src/pebblisp.c

@@ -1,6 +1,5 @@
 #include "pebblisp.h"
 
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -8,6 +7,7 @@
 #include <readline/history.h>
 
 #include "tokens.h"
+#include "plfunc.h"
 
 #ifdef STANDALONE
 
@@ -414,371 +414,6 @@ Object eval(const Object* obj, struct Environment* env)
     return errorObject(BAD_TYPE);
 }
 
-/**
- * (reduce (list, initial) (fn (prev total) (+ prev total)))
- */
-Object reduce(const Object listInitial, const Object func, struct Environment* env)
-{
-    Object* list = itemAt(&listInitial, 0);
-    Object total = cloneObject(*list->forward); // From given initial value
-
-    if (list->type != TYPE_LIST) {
-        return simpleFuncEval(func, total, *list, env);
-    }
-
-    FOR_POINTER_IN_LIST(list) {
-        total = simpleFuncEval(func, total, *POINTER, env);
-    }
-
-    return total;
-}
-
-#define CAT_MAX 1024
-
-Object catObjects(const Object obj1, const Object obj2, struct Environment* env)
-{
-    Object evalObj1 = eval(&obj1, env);
-    Object evalObj2 = eval(&obj2, env);
-    if (isError(evalObj2, ONLY_ONE_ARGUMENT)) {
-        return evalObj1;
-    }
-
-    char str1[CAT_MAX] = "";
-    char str2[CAT_MAX] = "";
-    stringObj(str1, &evalObj1);
-    stringObj(str2, &evalObj2);
-    cleanObject(&evalObj1);
-    cleanObject(&evalObj2);
-    size_t length = strlen(str1) + strlen(str2) + 1;
-
-    Object o = newObject(TYPE_STRING);
-    o.string = calloc(sizeof(char), length);
-    strcat(o.string, str1);
-    strcat(o.string, str2);
-
-    return o;
-}
-
-Object listEquality(const Object* list1, const Object* list2)
-{
-    FOR_POINTERS_IN_LISTS(list1, list2) {
-        if (P1->type != P2->type || P1->number != P2->number) {
-            return boolObject(0);
-        }
-    }
-    return boolObject(1);
-}
-
-Object _basicOp(const Object* obj1, const Object* obj2, const char op,
-                struct Environment* env)
-{
-    const int n1 = obj1->number;
-    const int n2 = obj2->number;
-
-    switch (op) {
-        case '+':
-            if (eitherIs(TYPE_STRING, obj1, obj2)) {
-                return catObjects(*obj1, *obj2, env);
-            }
-            return numberObject(n1 + n2);
-        case '-':
-            return numberObject(n1 - n2);
-        case '*':
-            return numberObject(n1 * n2);
-        case '/':
-            return numberObject(n1 / n2);
-        case '%':
-            return numberObject(n1 % n2);
-
-        case '&':
-            return boolObject(n1 != 0 && n2 != 0);
-        case '|':
-            return boolObject(n1 != 0 || n2 != 0);
-
-        case '=':
-            if (bothAre(TYPE_STRING, obj1, obj2)) {
-                return boolObject(!strcmp(obj1->string, obj2->string));
-            }
-            if (bothAre(TYPE_LIST, obj1, obj2)) {
-                return listEquality(obj1, obj2);
-            }
-            return boolObject(n1 == n2 && areSameType(obj1, obj2));
-        case '>':
-            return boolObject(n1 > n2);
-        case '<':
-            return boolObject(n1 < n2);
-        default:
-            return *obj1;
-    }
-}
-
-Object basicOp(const Object* obj1, const Object* obj2, const char op,
-               struct Environment* env)
-{
-    if (isError(*obj2, ONLY_ONE_ARGUMENT)) {
-        return *obj2;
-    }
-
-    int lists = (obj1->type == TYPE_LIST) + (obj2->type == TYPE_LIST);
-    if (lists == 0) {
-        return _basicOp(obj1, obj2, op, env);
-
-    } else if (lists ==
-               1) {    // Single operand is applied to each element in list
-        const Object* listObj = (obj1->type == TYPE_LIST) ? obj1 : obj2;
-        const Object* singleObj = (obj1->type == TYPE_LIST) ? obj2 : obj1;
-
-        Object newList = listObject();
-        FOR_POINTER_IN_LIST(listObj) {
-            Object adding = eval(POINTER, env);
-            nf_addToList(&newList, _basicOp(&adding, singleObj, op, env));
-        }
-        return newList;
-
-    } else {    // 2 lists with the op applied to matching indices of both lists
-        if (listLength(obj1) == listLength(obj2)) {
-            Object newList = listObject();
-            FOR_POINTERS_IN_LISTS(obj1, obj2) {
-                const Object ev1 = eval(P1, env);
-                const Object ev2 = eval(P2, env);
-                nf_addToList(&newList, _basicOp(&ev1, &ev2, op, env));
-            }
-            return newList;
-        } else {
-            return errorObject(LISTS_NOT_SAME_SIZE);
-        }
-    }
-}
-
-#define BASIC_OP(_name, _char)                                      \
-    Object _name(Object obj1, Object obj2, struct Environment *env) \
-    {                                                               \
-        return basicOp(&obj1, &obj2, _char, env);                   \
-    }
-
-BASIC_OP(add, '+');
-
-BASIC_OP(sub, '-');
-
-BASIC_OP(mul, '*');
-
-BASIC_OP(dvi, '/');
-
-BASIC_OP(mod, '%');
-
-BASIC_OP(equ, '=');
-
-BASIC_OP(gth, '>');
-
-BASIC_OP(lth, '<');
-
-BASIC_OP(and, '&');
-
-BASIC_OP(or, '|');
-
-#undef BASIC_OP
-
-Object filter(Object obj1, Object obj2, struct Environment* env)
-{
-    Object filteredList = listObject();
-    Object* filteringList = &obj2;
-    FOR_POINTER_IN_LIST(filteringList) {
-        Object conditional = cloneObject(obj1);
-        nf_addToList(&conditional, *POINTER);    // cloneObject()?
-        Object result = eval(&conditional, env);
-        cleanObject(&conditional);
-        if (result.number == 1) {
-            nf_addToList(&filteredList, *POINTER);
-        }
-    }
-    return filteredList;
-}
-
-Object append(Object list, Object newElement, struct Environment* env)
-{
-    Object newList = cloneObject(list);
-    nf_addToList(&newList, cloneObject(newElement));
-    return newList;
-}
-
-Object prepend(Object list, Object newElement, struct Environment* env)
-{
-    Object newList = listObject();
-    nf_addToList(&newList, cloneObject(newElement));
-    appendList(&newList, &list);
-    return newList;
-}
-
-Object at(Object index, Object list, struct Environment* env)
-{
-    const Object* found = itemAt(&list, index.number);
-    if (found) {
-        return cloneObject(*found);
-    } else {
-        return errorObject(INDEX_PAST_END);
-    }
-}
-
-Object rest(Object list, Object ignore, struct Environment* env)
-{
-    Object ret = listObject();
-    Object* l = &list;
-    FOR_POINTER_IN_LIST(l) {
-        if (POINTER == l->list) {
-            continue;
-        }
-        nf_addToList(&ret, cloneObject(*POINTER));
-    }
-    return ret;
-}
-
-Object reverse(Object _list, Object ignore, struct Environment* ignore2)
-{
-    const Object* list = &_list;
-    Object rev = listObject();
-
-    Object* tail = NULL;
-    FOR_POINTER_IN_LIST(list) {
-        Object* oldTail = tail;
-        allocObject(&tail, cloneObject(*POINTER));
-        if (oldTail) {
-            tail->forward = oldTail;
-        }
-    }
-
-    rev.list = tail;
-    return rev;
-}
-
-Object isNum(Object test, Object ignore, struct Environment* ignore2)
-{
-    return test.type == TYPE_NUMBER ? boolObject(1) : boolObject(0);
-}
-
-Object isList(Object test, Object ignore, struct Environment* ignore2)
-{
-    return test.type == TYPE_LIST ? boolObject(1) : boolObject(0);
-}
-
-Object isString(Object test, Object ignore, struct Environment* ignore2)
-{
-    return test.type == TYPE_STRING ? boolObject(1) : boolObject(0);
-}
-
-// Get the int value of a string's first character
-Object charVal(Object test, Object ignore, struct Environment* ignore2)
-{
-    return numberObject(test.string[0]);
-    //    return test.type == TYPE_STRING && test.string[0] == '\0' ?
-    //        boolObject(1) : boolObject(0);
-}
-
-Object isErr(Object test, Object ignore, struct Environment* ignore2)
-{
-    return test.type == TYPE_ERROR ? boolObject(1) : boolObject(0);
-}
-
-Object charAt(Object string, Object at, struct Environment* ignore)
-{
-    char* c = malloc(sizeof(char) * 2);
-    c[0] = string.string[at.number];
-    c[1] = '\0';
-    string.string = c;
-    return string;
-}
-
-#ifdef STANDALONE
-
-Object print(Object p, Object ignore, struct Environment* env)
-{
-    Object c = cloneObject(p);
-    Object e = eval(&c, env);
-    _printObj(&e, 0);
-    cleanObject(&c);
-    cleanObject(&e);
-    return numberObject(0);
-}
-
-void addRouteO(Object path, Object textFunc, struct Environment* env, enum RouteType type)
-{
-    char* p = malloc(sizeof(char) * strlen(path.string) + 1);
-    strcpy(p, path.string);
-
-    struct Route r;
-    r.path = p;
-    r.routeAction = cloneObject(textFunc);
-    r.env = env;
-    r.type = type;
-    env->refs += 1;
-    //r.text = t;
-    addRoute(r);
-}
-
-Object addGetRoute(Object path, Object textFunc, struct Environment* env)
-{
-    addRouteO(path, textFunc, env, GET);
-    return numberObject(1);
-}
-
-Object addPostRoute(Object path, Object textFunc, struct Environment* env)
-{
-    addRouteO(path, textFunc, env, POST);
-    return numberObject(1);
-}
-
-Object startServer(Object portObject, Object ignored, struct Environment* env)
-{
-    int port = 8888;
-    if (portObject.type == TYPE_NUMBER) {
-        port = portObject.number;
-    }
-    return numberObject(start(port));
-}
-
-Object pChar(Object c, Object i1, struct Environment* i2)
-{
-    if (c.type != TYPE_NUMBER) {
-        return errorObject(BAD_NUMBER);
-    }
-    printf("%c", c.number % 256);
-    return numberObject(0);
-}
-
-Object printEnvO(Object i1, Object i2, struct Environment* env)
-{
-    printEnv(global());
-    return numberObject(0);
-}
-
-#endif
-
-Object parseEvalO(Object text, Object ignore, struct Environment* env)
-{
-    if (text.type == TYPE_SYMBOL) {
-        Object string = eval(&text, env);
-        Object parsed = parseEval(string.string, env);
-        cleanObject(&string);
-        return parsed;
-    } else if (text.type != TYPE_STRING) {
-        return errorObject(CAN_ONLY_EVAL_STRINGS);
-    }
-    return parseEval(text.string, env);
-}
-
-#ifdef STANDALONE
-
-Object takeInput(Object prompt, Object i2, struct Environment* i3)
-{
-    if (prompt.type == TYPE_STRING) {
-        printf("%s", prompt.string);
-    }
-    char input[256] = "";
-    fgets(input, 256, stdin);
-    return stringFromSlice(input, strlen(input) - 1);
-}
-
-#endif
-
 void copySlice(char* dest, struct Slice* src)
 {
     if (!dest || !src) {
@@ -925,9 +560,9 @@ Result parseAtom(struct Slice* s)
         if (c != '0' || s->length == 1) {
             return (Result) {parseDecimal(s), s};
 #ifndef LOW_MEM
-        } else if (c == '0' && s->text[1] == 'x') {
+        } else if (s->text[1] == 'x') {
             return (Result) {parseHex(s), s};
-        } else if (c == '0' && s->text[1] == 'b') {
+        } else if (s->text[1] == 'b') {
             return (Result) {parseBin(s), s};
 #endif
         } else {
@@ -1021,6 +656,16 @@ Object parseEval(const char* input, struct Environment* env)
 
 #ifdef STANDALONE
 
+int readFile(const char* filename, struct Environment* env)
+{
+    FILE* input = fopen(filename, "r");
+    if (!input) {
+        return 1;
+    }
+    _readFile(input, env);
+    return 0;
+}
+
 int _readFile(FILE* input, struct Environment* env)
 {
     Object r = numberObject(0);
@@ -1063,33 +708,6 @@ int _readFile(FILE* input, struct Environment* env)
     return 0;
 }
 
-int readFile(const char* filename, struct Environment* env)
-{
-    FILE* input = fopen(filename, "r");
-    if (!input) {
-        return 1;
-    }
-    _readFile(input, env);
-    return 0;
-}
-
-Object loadFile(Object filename, Object _, struct Environment* env)
-{
-    if (isStringy(filename)) {
-        readFile(filename.string, env);
-        return numberObject(0);
-    }
-    return numberObject(1);
-}
-
-Object systemCall(Object process, Object _, struct Environment* env)
-{
-    if (isStringy(process)) {
-        return numberObject(system(process.string));
-    }
-    return numberObject(255);
-}
-
 void repl(struct Environment* env)
 {
     char* buf;

src/pebblisp.h

@@ -1,9 +1,13 @@
 #ifndef PEBBLISP_H
 #define PEBBLISP_H
 
+#include <stdio.h>
+
 #include "env.h"
 #include "object.h"
 
+#define F(_name, _docs) static const char * const _name ## Doc = _docs; Object _name
+
 struct Slice {
     const char* text;
     unsigned char length;
@@ -35,67 +39,7 @@ Object listEvalLambda(Object* lambda, const Object* remaining,
 
 void debugSlice(struct Slice* s);
 
-#define BASIC_OP(_name) \
+Object simpleFuncEval(Object func, Object arg1, Object arg2, struct Environment* env);
-    Object _name(Object obj1, Object obj2, struct Environment *env);
-
-BASIC_OP(add);
-
-BASIC_OP(sub);
-
-BASIC_OP(mul);
-
-BASIC_OP(dvi);
-
-BASIC_OP(mod);
-
-BASIC_OP(equ);
-
-BASIC_OP(gth);
-
-BASIC_OP(lth);
-
-BASIC_OP(and);
-
-BASIC_OP(or);
-#undef BASIC_OP
-
-Object catObjects(Object obj1, Object obj2, struct Environment* env);
-
-Object filter(Object obj1, Object obj2, struct Environment* env);
-
-Object append(Object list, Object newElement, struct Environment* env);
-
-Object prepend(Object list, Object newElement, struct Environment* env);
-
-Object reduce(Object listInitial, Object func, struct Environment* env);
-
-Object at(Object index, Object list, struct Environment* env);
-
-Object rest(Object list, Object ignore, struct Environment* env);
-
-Object reverse(Object _list, Object ignore, struct Environment* ignore2);
-
-Object isNum(Object test, Object ignore, struct Environment* ignore2);
-
-Object isList(Object test, Object ignore, struct Environment* ignore2);
-
-Object isString(Object test, Object ignore, struct Environment* ignore2);
-
-Object isErr(Object test, Object ignore, struct Environment* ignore2);
-
-Object charAt(Object string, Object at, struct Environment* ignore);
-
-Object charVal(Object test, Object ignore, struct Environment* ignore2);
-
-Object print(Object p, Object ignore, struct Environment* ignore2);
-
-Object pChar(Object c, Object i1, struct Environment* i2);
-
-Object printEnvO(Object i1, Object i2, struct Environment* env);
-
-Object parseEvalO(Object text, Object ignore, struct Environment* env);
-
-Object possessive(Object structo, Object field, struct Environment* env);
 
 #ifdef STANDALONE
 
@@ -105,12 +49,10 @@ Object systemCall(Object call, Object _, struct Environment* i3);
 
 Object loadFile(Object filename, Object _, struct Environment* env);
 
-Object startServer(Object path, Object textFunc, struct Environment* env);
+int _readFile(FILE* input, struct Environment* env);
 
-Object addGetRoute(Object path, Object textFunc, struct Environment* env);
+int readFile(const char* filename, struct Environment* env);
 
-Object addPostRoute(Object path, Object textFunc, struct Environment* env);
+#endif /* STANDALONE */
 
-#endif
+#endif
-
-#endif

src/plfunc.c

@@ -0,0 +1,350 @@
+#include <stdio.h>
+#include <string.h>
+
+#include "plfunc.h"
+
+/**
+ * (reduce (list, initial) (fn (prev total) (+ prev total)))
+ */
+Object reduce(const Object listInitial, const Object func, struct Environment* env)
+{
+    Object* list = itemAt(&listInitial, 0);
+    Object total = cloneObject(*list->forward); // From given initial value
+
+    if (list->type != TYPE_LIST) {
+        return simpleFuncEval(func, total, *list, env);
+    }
+
+    FOR_POINTER_IN_LIST(list) {
+        total = simpleFuncEval(func, total, *POINTER, env);
+    }
+
+    return total;
+}
+
+Object charAt(Object string, Object at, struct Environment* ignore)
+{
+    char* c = malloc(sizeof(char) * 2);
+    c[0] = string.string[at.number];
+    c[1] = '\0';
+    string.string = c;
+    return string;
+}
+
+Object filter(Object condition, Object list, struct Environment* env)
+{
+    Object filteredList = listObject();
+    FOR_POINTER_IN_LIST(&list) {
+        Object conditional = cloneObject(condition);
+        nf_addToList(&conditional, *POINTER);
+        Object result = eval(&conditional, env);
+        cleanObject(&conditional);
+        if (result.number == 1) {
+            nf_addToList(&filteredList, *POINTER);
+        }
+    }
+    return filteredList;
+}
+
+Object append(Object list, Object newElement, struct Environment* env)
+{
+    Object newList = cloneObject(list);
+    nf_addToList(&newList, cloneObject(newElement));
+    return newList;
+}
+
+Object prepend(Object list, Object newElement, struct Environment* env)
+{
+    Object newList = listObject();
+    nf_addToList(&newList, cloneObject(newElement));
+    appendList(&newList, &list);
+    return newList;
+}
+
+Object at(Object index, Object list, struct Environment* env)
+{
+    const Object* found = itemAt(&list, index.number);
+    if (found) {
+        return cloneObject(*found);
+    } else {
+        return errorObject(INDEX_PAST_END);
+    }
+}
+
+Object rest(Object list, Object ignore, struct Environment* env)
+{
+    Object ret = listObject();
+    Object* l = &list;
+    FOR_POINTER_IN_LIST(l) {
+        if (POINTER == l->list) {
+            continue;
+        }
+        nf_addToList(&ret, cloneObject(*POINTER));
+    }
+    return ret;
+}
+
+Object reverse(Object _list, Object ignore, struct Environment* ignore2)
+{
+    const Object* list = &_list;
+    Object rev = listObject();
+
+    Object* tail = NULL;
+    FOR_POINTER_IN_LIST(list) {
+        Object* oldTail = tail;
+        allocObject(&tail, cloneObject(*POINTER));
+        if (oldTail) {
+            tail->forward = oldTail;
+        }
+    }
+
+    rev.list = tail;
+    return rev;
+}
+
+Object isNum(Object test, Object ignore, struct Environment* ignore2)
+{
+    return test.type == TYPE_NUMBER ? boolObject(1) : boolObject(0);
+}
+
+Object isList(Object test, Object ignore, struct Environment* ignore2)
+{
+    return test.type == TYPE_LIST ? boolObject(1) : boolObject(0);
+}
+
+Object isString(Object test, Object ignore, struct Environment* ignore2)
+{
+    return test.type == TYPE_STRING ? boolObject(1) : boolObject(0);
+}
+
+// Get the int value of a string's first character
+Object charVal(Object test, Object ignore, struct Environment* ignore2)
+{
+    return numberObject(test.string[0]);
+    //    return test.type == TYPE_STRING && test.string[0] == '\0' ?
+    //        boolObject(1) : boolObject(0);
+}
+
+Object isErr(Object test, Object ignore, struct Environment* ignore2)
+{
+    return test.type == TYPE_ERROR ? boolObject(1) : boolObject(0);
+}
+
+Object parseEvalO(Object text, Object ignore, struct Environment* env)
+{
+    if (text.type == TYPE_SYMBOL) {
+        Object string = eval(&text, env);
+        Object parsed = parseEval(string.string, env);
+        cleanObject(&string);
+        return parsed;
+    } else if (text.type != TYPE_STRING) {
+        return errorObject(CAN_ONLY_EVAL_STRINGS);
+    }
+    return parseEval(text.string, env);
+}
+
+Object listEquality(const Object* list1, const Object* list2)
+{
+    FOR_POINTERS_IN_LISTS(list1, list2) {
+        if (P1->type != P2->type || P1->number != P2->number) {
+            return boolObject(0);
+        }
+    }
+    return boolObject(1);
+}
+
+#define CAT_MAX 1024
+
+Object catObjects(const Object obj1, const Object obj2, struct Environment* env)
+{
+    Object evalObj1 = eval(&obj1, env);
+    Object evalObj2 = eval(&obj2, env);
+    if (isError(evalObj2, ONLY_ONE_ARGUMENT)) {
+        return evalObj1;
+    }
+
+    char str1[CAT_MAX] = "";
+    char str2[CAT_MAX] = "";
+    stringObj(str1, &evalObj1);
+    stringObj(str2, &evalObj2);
+    cleanObject(&evalObj1);
+    cleanObject(&evalObj2);
+    size_t length = strlen(str1) + strlen(str2) + 1;
+
+    Object o = newObject(TYPE_STRING);
+    o.string = calloc(sizeof(char), length);
+    strcat(o.string, str1);
+    strcat(o.string, str2);
+
+    return o;
+}
+
+Object _basicOp(const Object* obj1, const Object* obj2, const char op,
+                struct Environment* env)
+{
+    const int n1 = obj1->number;
+    const int n2 = obj2->number;
+
+    switch (op) {
+        case '+':
+            if (eitherIs(TYPE_STRING, obj1, obj2)) {
+                return catObjects(*obj1, *obj2, env);
+            }
+            return numberObject(n1 + n2);
+        case '-':
+            return numberObject(n1 - n2);
+        case '*':
+            return numberObject(n1 * n2);
+        case '/':
+            return numberObject(n1 / n2);
+        case '%':
+            return numberObject(n1 % n2);
+
+        case '&':
+            return boolObject(n1 != 0 && n2 != 0);
+        case '|':
+            return boolObject(n1 != 0 || n2 != 0);
+
+        case '=':
+            if (bothAre(TYPE_STRING, obj1, obj2)) {
+                return boolObject(!strcmp(obj1->string, obj2->string));
+            }
+            if (bothAre(TYPE_LIST, obj1, obj2)) {
+                return listEquality(obj1, obj2);
+            }
+            return boolObject(n1 == n2 && areSameType(obj1, obj2));
+        case '>':
+            return boolObject(n1 > n2);
+        case '<':
+            return boolObject(n1 < n2);
+        default:
+            return *obj1;
+    }
+}
+
+Object basicOp(const Object* obj1, const Object* obj2, const char op,
+               struct Environment* env)
+{
+    if (isError(*obj2, ONLY_ONE_ARGUMENT)) {
+        return *obj2;
+    }
+
+    int lists = (obj1->type == TYPE_LIST) + (obj2->type == TYPE_LIST);
+    if (lists == 0) {
+        return _basicOp(obj1, obj2, op, env);
+
+    } else if (lists ==
+               1) {    // Single operand is applied to each element in list
+        const Object* listObj = (obj1->type == TYPE_LIST) ? obj1 : obj2;
+        const Object* singleObj = (obj1->type == TYPE_LIST) ? obj2 : obj1;
+
+        Object newList = listObject();
+        FOR_POINTER_IN_LIST(listObj) {
+            Object adding = eval(POINTER, env);
+            nf_addToList(&newList, _basicOp(&adding, singleObj, op, env));
+        }
+        return newList;
+
+    } else {    // 2 lists with the op applied to matching indices of both lists
+        if (listLength(obj1) == listLength(obj2)) {
+            Object newList = listObject();
+            FOR_POINTERS_IN_LISTS(obj1, obj2) {
+                const Object ev1 = eval(P1, env);
+                const Object ev2 = eval(P2, env);
+                nf_addToList(&newList, _basicOp(&ev1, &ev2, op, env));
+            }
+            return newList;
+        } else {
+            return errorObject(LISTS_NOT_SAME_SIZE);
+        }
+    }
+}
+
+Object len(Object obj1, Object o_ignore, struct Environment* e_ignore)
+{
+    Object o = numberObject(listLength(&obj1));
+    if (o.number < 0) {
+        return errorObject(NOT_A_LIST);
+    }
+    return o;
+}
+
+#define BASIC_OP(_name, _char)                                      \
+    Object _name(Object obj1, Object obj2, struct Environment *env) \
+    {                                                               \
+        return basicOp(&obj1, &obj2, _char, env);                   \
+    }
+
+BASIC_OP(add, '+');
+
+BASIC_OP(sub, '-');
+
+BASIC_OP(mul, '*');
+
+BASIC_OP(dvi, '/');
+
+BASIC_OP(mod, '%');
+
+BASIC_OP(equ, '=');
+
+BASIC_OP(gth, '>');
+
+BASIC_OP(lth, '<');
+
+BASIC_OP(and, '&');
+
+BASIC_OP(or, '|');
+
+#undef BASIC_OP
+
+#ifdef STANDALONE
+
+Object pChar(Object c, Object i1, struct Environment* i2)
+{
+    if (c.type != TYPE_NUMBER) {
+        return errorObject(BAD_NUMBER);
+    }
+    printf("%c", c.number % 256);
+    return numberObject(0);
+}
+
+Object printEnvO(Object i1, Object i2, struct Environment* env)
+{
+    printEnv(global());
+    return numberObject(0);
+}
+
+Object takeInput(Object prompt, Object i2, struct Environment* i3)
+{
+    if (prompt.type == TYPE_STRING) {
+        printf("%s", prompt.string);
+    }
+    char input[256] = "";
+    fgets(input, 256, stdin);
+    return stringFromSlice(input, strlen(input) - 1);
+}
+
+Object loadFile(Object filename, Object _, struct Environment* env)
+{
+    if (isStringy(filename)) {
+        readFile(filename.string, env);
+        return numberObject(0);
+    }
+    return numberObject(1);
+}
+
+Object systemCall(Object process, Object _, struct Environment* env)
+{
+    if (isStringy(process)) {
+        return numberObject(system(process.string));
+    }
+    return numberObject(255);
+}
+
+Object help(Object symbol, Object ignore, struct Environment* ignore2)
+{
+    const char* help = getHelp(symbol.string);
+    return objFromSlice(&help[-1], strlen(help) + 2);
+}
+
+#endif // STANDALONE

src/plfunc.h

@@ -0,0 +1,112 @@
+#ifndef PEBBLISP_PLFUNC_H
+#define PEBBLISP_PLFUNC_H
+
+#include "pebblisp.h"
+
+#define BASIC_OP(_name) \
+    Object _name(Object obj1, Object obj2, struct Environment *env);
+
+BASIC_OP(add);
+
+BASIC_OP(sub);
+
+BASIC_OP(mul);
+
+BASIC_OP(dvi);
+
+BASIC_OP(mod);
+
+BASIC_OP(equ);
+
+BASIC_OP(gth);
+
+BASIC_OP(lth);
+
+BASIC_OP(and);
+
+BASIC_OP(or);
+
+#undef BASIC_OP
+
+F(catObjects,
+  "Concatenate string versions of the given objects.\n"
+  "(cat \"Stuff: \" (1 2 3)) => \"Stuff: ( 1 2 3 )\""
+)(Object obj1, Object obj2, struct Environment* env);
+
+F(filter, "(filter (< 50) (25 60 100)) => ( 60 100 )")
+(Object condition, Object list, struct Environment* env);
+
+F(append, "(ap (1 2) 3) => ( 1 2 3 )")
+(Object list, Object newElement, struct Environment* env);
+
+F(prepend, "(pre (2 3) 1) => ( 1 2 3 )")
+(Object list, Object newElement, struct Environment* env);
+
+F(len, "(len (2 3)) => 2")
+(Object obj1, Object o_ignore, struct Environment* e_ignore);
+
+F(reduce, "(reduce ((1 2 3) 0) +) => 6")
+(Object listInitial, Object func, struct Environment* env);
+
+F(at, "(at 1 (1 2 3)) => 2")
+(Object index, Object list, struct Environment* env);
+
+F(rest, "(rest (1 2 3)) => ( 2 3 )")
+(Object list, Object ignore, struct Environment* env);
+
+F(reverse, "(rev (1 2 3)) => ( 3 2 1 )")
+(Object _list, Object ignore, struct Environment* ignore2);
+
+F(isNum, "(isnum 1) => T\n(isnum \"Hello\") => F")
+(Object test, Object ignore, struct Environment* ignore2);
+
+F(isList,
+  "(islist (1 2 3)) => T\n"
+  "(islist ()) => T\n"
+  "(islist \"Stringy\") => F"
+)(Object test, Object ignore, struct Environment* ignore2);
+
+F(isString,
+  "(isstr \"Heyo\") => T\n"
+  "(isstr \"\") => T\n"
+  "(isstr 10) => F"
+)(Object test, Object ignore, struct Environment* ignore2);
+
+F(isErr, "")
+(Object test, Object ignore, struct Environment* ignore2);
+
+F(charAt,
+  "(chat \"Hello\" 1) => \"e\"\n"
+  "(chat \"Hello\" 10) => \"\""
+)(Object string, Object at, struct Environment* ignore);
+
+F(charVal,
+  "(char \"h\") => 104\n"
+  "(char \"hello\") => 104\n"
+  "(char \"\") => 0"
+)(Object test, Object ignore, struct Environment* ignore2);
+
+F(parseEvalO, "(eval \"(1 2 3)\") => (1 2 3)")
+(Object text, Object ignore, struct Environment* env);
+
+F(possessive,
+  "(struct Post (title body)) (def p (Post \"TI\" \"BO\")) p's title => TI"
+)(Object structo, Object field, struct Environment* env);
+
+#ifdef STANDALONE
+
+F(print, "Prints the string representation of the given object to stdout.")
+(Object p, Object ignore, struct Environment* ignore2);
+
+F(pChar, "Prints the ascii character for the given number value.")
+(Object c, Object i1, struct Environment* i2);
+
+F(printEnvO, "Prints out the current scoped environment.")
+(Object i1, Object i2, struct Environment* env);
+
+F(help, "(? +) => \"(+ 1 2) => 3\"")
+(Object symbol, Object ignore, struct Environment* ignore2);
+
+#endif
+
+#endif //PEBBLISP_PLFUNC_H

src/tests.sh

@@ -57,9 +57,9 @@ check() {
 
     if $VALGRIND; then
         echo -ne "\n   $1\r "
-        local output="$($VALCOM ./pl "(loadfile \"examples/lib.pbl\") $2")"
+        local output="$($VALCOM ./pl "(loadfile \"examples/lib.pbl\") $2" | grep -v PLT)"
     else
-        local output="$(./pl "(loadfile \"examples/lib.pbl\") $2")"
+        local output="$(./pl "(loadfile \"examples/lib.pbl\") $2" | grep -v PLT)"
     fi
 
     if [ "$output" == "$3" ]; then
@@ -230,7 +230,7 @@ title "Environment"
 check "EnvStressTestEarly" '(def a 1)(def b 20)(def c "yee")(def d "yeehunnid")(def e 3) (a)' "( 1 )"
 check "EnvStressTestLate" "(def a 1)(def b 2)(def c 3)(def d 4)(def e 5)(def g 6)(def n 40) n" "40"
 hard_test_string="(def n 1000)"
-for c in {0..200}; do hard_test_string="(def a$c 1)$hard_test_string"; done
+for c in {0..50}; do hard_test_string="(def a$c 1)$hard_test_string"; done
 check "HardEnvStressTest" "$hard_test_string n" "1000"
 
 echo ""

src/web.c

@@ -13,7 +13,6 @@
 #include <stdio.h>
 
 #include "web.h"
-#include "pebblisp.h"
 #include "tokens.h"
 
 #ifdef _MHD_FLAGS_ENUM
@@ -141,3 +140,48 @@ int start(int port)
     // MHD_stop_daemon(daemon);
     return 0;
 }
+
+Object print(Object p, Object ignore, struct Environment* env)
+{
+    Object c = cloneObject(p);
+    Object e = eval(&c, env);
+    _printObj(&e, 0);
+    cleanObject(&c);
+    cleanObject(&e);
+    return numberObject(0);
+}
+
+void addRouteO(Object path, Object textFunc, struct Environment* env, enum RouteType type)
+{
+    char* p = malloc(sizeof(char) * strlen(path.string) + 1);
+    strcpy(p, path.string);
+
+    struct Route r;
+    r.path = p;
+    r.routeAction = cloneObject(textFunc);
+    r.env = env;
+    r.type = type;
+    env->refs += 1;
+    addRoute(r);
+}
+
+Object addGetRoute(Object path, Object textFunc, struct Environment* env)
+{
+    addRouteO(path, textFunc, env, GET);
+    return numberObject(1);
+}
+
+Object addPostRoute(Object path, Object textFunc, struct Environment* env)
+{
+    addRouteO(path, textFunc, env, POST);
+    return numberObject(1);
+}
+
+Object startServer(Object portObject, Object ignored, struct Environment* env)
+{
+    int port = 8888;
+    if (portObject.type == TYPE_NUMBER) {
+        port = portObject.number;
+    }
+    return numberObject(start(port));
+}

src/web.h

@@ -1,4 +1,4 @@
-#include "object.h"
+#include "pebblisp.h"
 
 enum RouteType {
     GET,
@@ -15,3 +15,24 @@ struct Route {
 int addRoute(struct Route route);
 
 int start(int port);
+
+F(startServer,
+  "(serve) => 0\n"
+  "Starts a simple web server with routes that have been added with (get) and (post).\n"
+  "Note: This is a non-blocking call. It is recommended to wait for user input before exiting.\n"
+  "  A simple way would be to use (inp) immediately after the (serve) call."
+)(Object path, Object textFunc, struct Environment* env);
+
+F(addGetRoute,
+  "Note: Implementation bugs currently prevent using an inline lambda.\n"
+  "  (def homepage (fn () (\"Hello, world!\")));(get \"/\" homepage)\n"
+  "  (def queryPage (fn (req) (req's queryParams)));(get \"/x\" queryPage)\n"
+  "  (serve)\n"
+)(Object path, Object textFunc, struct Environment* env);
+
+F(addPostRoute,
+  "Note: Implementation bugs currently prevent using an inline lambda.\n"
+  "  (def homepage (fn () (\"Hello, world!\")));(post \"/\" homepage)\n"
+  "  (serve)\n"
+)(Object path, Object textFunc, struct Environment* env);
+