Replace some string concatenations with a format call
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@ -254,14 +254,13 @@ public:
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{
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auto colon = find(spec, ':');
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if (colon == spec.end())
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throw runtime_error("wrong face spec: '" + spec +
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"' expected <capture>:<facespec>");
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throw runtime_error(format("wrong face spec: '{}' expected <capture>:<facespec>", spec));
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get_face({colon+1, spec.end()}); // throw if wrong face spec
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int capture = str_to_int({spec.begin(), colon});
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faces.emplace_back(capture, String{colon+1, spec.end()});
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}
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String id = "hlregex'" + params[0] + "'";
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String id = format("hlregex'{}'", params[0]);
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Regex ex{params[0], Regex::optimize};
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