utils.h

/*
 * TinyJS
 *
 * Miscellaneous functions.
 */

#pragma once

#include <string>
#include <sstream>
#include <stdarg.h>

#include "jsLexer.h"

typedef std::vector<std::string> StringVector;


struct ScriptPosition;

bool isWhitespace(char ch);

bool isNumeric(char ch);
bool isNumber(const std::string &str);
bool isHexadecimal(char ch);
bool isOctal(char ch);
bool isOctal(const std::string& str);
bool isAlpha(char ch);
bool isAlphaNum(const std::string &str);
bool isIDString(const char *s);
void replace(std::string &str, char textFrom, const char *textTo);

bool startsWith (const std::string& str, const std::string& prefix);
StringVector split (const std::string& str, const std::string& separator);
std::string join (const StringVector& strings, const std::string& separator);

int copyWhile(char* dest, const char* src, bool (*conditionFN)(char), int maxLen);

const char* skipWhitespace(const char* input);
const char* skipNumeric(const char* input);
const char* skipHexadecimal(const char* input);

/// convert the given string into a quoted string suitable for javascript
std::string escapeString(const std::string &str, bool quote = true);

std::string indentText(int indent);

std::string double_to_string(double x);

double getNaN();

std::string readTextFile (const std::string& szPath);
bool writeTextFile (const std::string& szPath, const std::string& szContent);
bool createDirIfNotExist (const std::string& szPath);

std::string dirFromPath (const std::string& szPath);
std::string parentPath (const std::string& szPath);
std::string removeExt (const std::string& szPath);
std::string fileFromPath (const std::string& szPath);
std::string normalizePath (const std::string& path);
std::string joinPaths (const std::string& base, const std::string& relative);
bool isPathRelative (const std::string& path);

std::string getCurrentDirectory();