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Factor out an UpperMap for case-insensitive matching

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This commit is contained in:
Rangi42
2025-07-27 23:14:52 -04:00
parent d16751f56a
commit 75aed1afd5
8 changed files with 87 additions and 84 deletions
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27
src/asm/main.cpp
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@@ -16,6 +16,7 @@
#include "helpers.hpp"
#include "parser.hpp" // Generated from parser.y
#include "usage.hpp"
#include "util.hpp" // UpperMap
#include "version.hpp"
#include "asm/charmap.hpp"
@@ -124,25 +125,25 @@ static std::vector<StateFeature> parseStateFeatures(char *str) {
fatal("Empty feature for option 's'");
}
// Parse the `feature` and update the `features` list
static UpperMap<StateFeature> const featureNames{
{"EQU", STATE_EQU },
{"VAR", STATE_VAR },
{"EQUS", STATE_EQUS },
{"CHAR", STATE_CHAR },
{"MACRO", STATE_MACRO},
};
if (!strcasecmp(feature, "all")) {
if (!features.empty()) {
warnx("Redundant feature before \"%s\" for option 's'", feature);
}
features.assign({STATE_EQU, STATE_VAR, STATE_EQUS, STATE_CHAR, STATE_MACRO});
} else if (auto search = featureNames.find(feature); search == featureNames.end()) {
fatal("Invalid feature for option 's': \"%s\"", feature);
} else if (StateFeature value = search->second;
std::find(RANGE(features), value) != features.end()) {
warnx("Ignoring duplicate feature for option 's': \"%s\"", feature);
} else {
StateFeature value = !strcasecmp(feature, "equ") ? STATE_EQU
: !strcasecmp(feature, "var") ? STATE_VAR
: !strcasecmp(feature, "equs") ? STATE_EQUS
: !strcasecmp(feature, "char") ? STATE_CHAR
: !strcasecmp(feature, "macro") ? STATE_MACRO
: NB_STATE_FEATURES;
if (value == NB_STATE_FEATURES) {
fatal("Invalid feature for option 's': \"%s\"", feature);
} else if (std::find(RANGE(features), value) != features.end()) {
warnx("Ignoring duplicate feature for option 's': \"%s\"", feature);
} else {
features.push_back(value);
}
features.push_back(value);
}
feature = next;
}