// luma.gl
// SPDX-License-Identifier: MIT
// Copyright (c) vis.gl contributors
/**
 * Parse a WebGL-format GLSL compilation log into an array of WebGPU style message records.
 * This follows documented WebGL conventions for compilation logs.
 * Based on https://github.com/wwwtyro/gl-format-compiler-error (public domain)
 */
export function parseShaderCompilerLog(errLog) {
    // Parse the error - note: browser and driver dependent
    const lines = errLog.split(/\r?\n/);
    const messages = [];
    for (const line of lines) {
        if (line.length <= 1) {
            continue; // eslint-disable-line no-continue
        }
        const segments = line.split(':');
        // Check for messages with no line information `ERROR: unsupported shader version`
        if (segments.length === 2) {
            const [messageType, message] = segments;
            messages.push({
                message: message.trim(),
                type: getMessageType(messageType),
                lineNum: 0,
                linePos: 0
            });
            continue; // eslint-disable-line no-continue
        }
        const [messageType, linePosition, lineNumber, ...rest] = segments;
        let lineNum = parseInt(lineNumber, 10);
        if (isNaN(lineNum)) {
            lineNum = 0;
        }
        let linePos = parseInt(linePosition, 10);
        if (isNaN(linePos)) {
            linePos = 0;
        }
        messages.push({
            message: rest.join(':').trim(),
            type: getMessageType(messageType),
            lineNum,
            linePos // TODO
        });
    }
    return messages;
}
/** Ensure supported type */
function getMessageType(messageType) {
    const MESSAGE_TYPES = ['warning', 'error', 'info'];
    const lowerCaseType = messageType.toLowerCase();
    return (MESSAGE_TYPES.includes(lowerCaseType) ? lowerCaseType : 'info');
}