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#ifndef ETHSERP_UTIL
#define ETHSERP_UTIL
#include <stdio.h>
#include <iostream>
#include <vector>
#include <map>
#include <fstream>
#include <cerrno>
const int TOKEN = 0,
ASTNODE = 1,
SPACE = 2,
BRACK = 3,
SQUOTE = 4,
DQUOTE = 5,
SYMB = 6,
ALPHANUM = 7,
LPAREN = 8,
RPAREN = 9,
COMMA = 10,
COLON = 11,
UNARY_OP = 12,
BINARY_OP = 13,
COMPOUND = 14,
TOKEN_SPLITTER = 15;
// Stores metadata about each token
class Metadata {
public:
Metadata(std::string File="main", int Ln=0, int Ch=0) {
file = File;
ln = Ln;
ch = Ch;
}
std::string file;
int ln;
int ch;
};
std::string mkUniqueToken();
// type can be TOKEN or ASTNODE
struct Node {
int type;
std::string val;
std::vector<Node> args;
Metadata metadata;
};
Node token(std::string val, Metadata met=Metadata());
Node astnode(std::string val, std::vector<Node> args, Metadata met=Metadata());
Node astnode(std::string val, Node a, Metadata met=Metadata());
Node astnode(std::string val, Node a, Node b, Metadata met=Metadata());
Node astnode(std::string val, Node a, Node b, Node c, Metadata met=Metadata());
// Number of tokens in a tree
int treeSize(Node prog);
// Print token list
std::string printTokens(std::vector<Node> tokens);
// Prints a lisp AST on one line
std::string printSimple(Node ast);
// Pretty-prints a lisp AST
std::string printAST(Node ast, bool printMetadata=false);
// Splits text by line
std::vector<std::string> splitLines(std::string s);
// Inverse of splitLines
std::string joinLines(std::vector<std::string> lines);
// Indent all lines by 4 spaces
std::string indentLines(std::string inp);
// Converts string to simple numeric format
std::string strToNumeric(std::string inp);
// Does the node contain a number (eg. 124, 0xf012c, "george")
bool isNumberLike(Node node);
//Normalizes number representations
Node nodeToNumeric(Node node);
//If a node is numeric, normalize its representation
Node tryNumberize(Node node);
//Converts a value to an array of byte number nodes
std::vector<Node> toByteArr(std::string val, Metadata metadata, int minLen=1);
//Reads a file
std::string get_file_contents(std::string filename);
//Does a file exist?
bool exists(std::string fileName);
//Report error
void err(std::string errtext, Metadata met);
//Bin to hex
std::string binToHex(std::string inp);
//Hex to bin
std::string hexToBin(std::string inp);
//Lower to upper
std::string upperCase(std::string inp);
10 years ago
//Three-int vector
std::vector<int> triple(int a, int b, int c);
#endif