// Copyright 2023 The Dawn & Tint Authors
//
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// 1. Redistributions of source code must retain the above copyright notice, this
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////////////////////////////////////////////////////////////////////////////////
// File generated by 'tools/src/cmd/gen' using the template:
//   src/tint/lang/wgsl/diagnostic_severity.cc.tmpl
//
// To regenerate run: './tools/run gen'
//
//                       Do not modify this file directly
////////////////////////////////////////////////////////////////////////////////

#include "src/tint/lang/wgsl/diagnostic_severity.h"

#include <string>

namespace tint::wgsl {

diag::Severity ToSeverity(DiagnosticSeverity sc) {
    switch (sc) {
        case DiagnosticSeverity::kError:
            return diag::Severity::Error;
        case DiagnosticSeverity::kWarning:
            return diag::Severity::Warning;
        case DiagnosticSeverity::kInfo:
            return diag::Severity::Note;
        default:
            return diag::Severity::InternalCompilerError;
    }
}

/// ParseDiagnosticSeverity parses a DiagnosticSeverity from a string.
/// @param str the string to parse
/// @returns the parsed enum, or DiagnosticSeverity::kUndefined if the string could not be parsed.
DiagnosticSeverity ParseDiagnosticSeverity(std::string_view str) {
    if (str == "error") {
        return DiagnosticSeverity::kError;
    }
    if (str == "info") {
        return DiagnosticSeverity::kInfo;
    }
    if (str == "off") {
        return DiagnosticSeverity::kOff;
    }
    if (str == "warning") {
        return DiagnosticSeverity::kWarning;
    }
    return DiagnosticSeverity::kUndefined;
}

std::string_view ToString(DiagnosticSeverity value) {
    switch (value) {
        case DiagnosticSeverity::kUndefined:
            return "undefined";
        case DiagnosticSeverity::kError:
            return "error";
        case DiagnosticSeverity::kInfo:
            return "info";
        case DiagnosticSeverity::kOff:
            return "off";
        case DiagnosticSeverity::kWarning:
            return "warning";
    }
    return "<unknown>";
}

}  // namespace tint::wgsl