Function IsValidEditorTooltip

src/test/editor_test.cpp:7–76

bool is_letter(char c) { return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); }

bool IsValidEditorTooltip(const char *pTooltip, char *pErrorMsg, int ErrorMsgSize)
{
	pErrorMsg[0] = '\0';
	char aHotkey[512];
	aHotkey[0] = '\0';

	if(pTooltip[0] == '[')
	{
		str_copy(aHotkey, pTooltip + 1);
		const char *pHotkeyEnd = str_find(aHotkey, "]");
		if(!pHotkeyEnd)
		{
			str_copy(pErrorMsg, "tooltip missing closing square bracket", ErrorMsgSize);
			return false;
		}
		aHotkey[pHotkeyEnd - aHotkey] = '\0';

		for(int i = 0; aHotkey[i]; i++)
		{
			bool ExpectLowerCase = true;
			if(i == 0)
			{
				ExpectLowerCase = false;
			}
			else if(!is_letter(aHotkey[i - 1]))
			{
				// the first character of a word should be uppercase
				ExpectLowerCase = false;
			}

			bool IsLower = aHotkey[i] >= 'a' && aHotkey[i] <= 'z';
			bool IsUpper = aHotkey[i] >= 'A' && aHotkey[i] <= 'Z';

			if(ExpectLowerCase && IsUpper)
			{
				str_format(pErrorMsg, ErrorMsgSize, "expected character '%c' at index %d to be lower case", aHotkey[i], i + 1);
				return false;
			}
			if(!ExpectLowerCase && IsLower)
			{
				str_format(pErrorMsg, ErrorMsgSize, "expected character '%c' at index %d to be upper case", aHotkey[i], i + 1);
				return false;
			}
		}
	}

	const char *pParenthesis = str_find(pTooltip, "(");
	if(pParenthesis)
	{
		const char *pHotkey = str_find_nocase(pParenthesis, "ctrl");
		if(!pHotkey)
			pHotkey = str_find_nocase(pParenthesis, "shift");
		if(!pHotkey)
			pHotkey = str_find_nocase(pParenthesis, "home");

		if(pHotkey)
		{
			int Offset = pHotkey - pTooltip;