@threeify/shader-transpiler/dist/Options.js

A glsl to JS module transpiler.

function parseString(token, defaultValue) {
    if (token === undefined) {
        return defaultValue;
    }
    if (typeof token === 'string') {
        return token;
    }
    throw new Error(`unhandled string value: "${token}"`);
}
function parseStringArray(token, defaultValue) {
    if (token === undefined) {
        return defaultValue;
    }
    if (typeof token === 'object') {
        const result = [];
        token.forEach((value, index) => {
            result.push(parseString(value, ''));
        });
        return result.filter((value) => value !== '');
    }
    throw new Error(`unhandled string array value: "${token}"`);
}
function parseBoolean(token, defaultValue) {
    if (token === undefined) {
        return defaultValue;
    }
    if (typeof token === 'boolean') {
        return token;
    }
    if (typeof token === 'string') {
        if (token.toLowerCase() === 'true' ||
            token === '1' ||
            token.toLowerCase() === 't') {
            return true;
        }
        if (token.toLowerCase() === 'false' ||
            token === '0' ||
            token.toLowerCase() === 'f') {
            return false;
        }
    }
    throw new Error(`unhandled boolean value: "${token}"`);
}
function parseInteger(token, defaultValue) {
    if (token === undefined) {
        return defaultValue;
    }
    if (typeof token === 'number') {
        return token;
    }
    if (typeof token === 'string') {
        return Number.parseInt(token);
    }
    throw new Error(`unhandled integer value: "${token}"`);
}
export class Options {
    constructor() {
        this.rootDir = '.';
        this.includeDirs = [];
        this.outDir = './dist';
        this.extensions = ['glsl'];
        this.minify = false;
        this.verboseLevel = 0;
        this.allowJSIncludes = false;
    }
    safeCopy(json) {
        this.rootDir = parseString(json.rootDir, this.rootDir);
        this.includeDirs = parseStringArray(json.includeDirs, this.includeDirs);
        this.outDir = parseString(json.outDir, this.outDir);
        this.extensions.concat(parseStringArray(json.extensions, []));
        this.minify = parseBoolean(json.minify, this.minify);
        this.verboseLevel = parseInteger(json.verboseLevel, this.verboseLevel);
        this.allowJSIncludes = parseBoolean(json.allowJSIncludes, this.allowJSIncludes);
    }
}
//# sourceMappingURL=Options.js.map