diff options
Diffstat (limited to 'src/core/common/Utils.cpp')
| -rw-r--r-- | src/core/common/Utils.cpp | 39 |
1 files changed, 32 insertions, 7 deletions
diff --git a/src/core/common/Utils.cpp b/src/core/common/Utils.cpp index a77951e..a87ff6d 100644 --- a/src/core/common/Utils.cpp +++ b/src/core/common/Utils.cpp @@ -108,12 +108,6 @@ std::string Utils::extractFileExtension(const std::string &filename) return std::string{}; } -std::string Utils::trim(const std::string &s) -{ - std::pair<size_t, size_t> bounds = trim(s, Utils::isWhitespace); - return s.substr(bounds.first, bounds.second - bounds.first); -} - bool Utils::startsWith(const std::string &s, const std::string &prefix) { return prefix.size() <= s.size() && s.substr(0, prefix.size()) == prefix; @@ -124,5 +118,36 @@ bool Utils::endsWith(const std::string &s, const std::string &suffix) return suffix.size() <= s.size() && s.substr(s.size() - suffix.size(), suffix.size()) == suffix; } -} +bool Utils::isUserDefinedToken(const std::string &token) +{ + // Make sure the token meets is neither empty, nor starts or ends with an + // alphanumeric character + const size_t len = token.size(); + if (len == 0 || isAlphanumeric(token[0]) || + isAlphanumeric(token[len - 1])) { + return false; + } + + // Make sure the token is not any special OSML token + if (token == "\\" || token == "%" || token == "%{" || token == "}%" || + token == "{!" || token == "<\\" || token == "\\>") { + return false; + } + + // Make sure the token does not contain any whitespaces. + for (char c : token) { + if (isWhitespace(c)) { + return false; + } + } + + // Make sure the token contains other characters but { and } + for (char c : token) { + if (c != '{' && c != '}') { + return true; + } + } + return false; +} +}
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