typescript-formatter/lib/provider/tslintjson.js

Formatter of TypeScript code

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var path = require("path");
var fs = require("fs");
var utils_1 = require("../utils");
function makeFormatCodeOptions(fileName, opts, formatSettings) {
    var baseDir = opts.baseDir ? path.resolve(opts.baseDir) : path.dirname(path.resolve(fileName));
    var configFileName;
    if (opts.tslintFile && path.isAbsolute(opts.tslintFile)) {
        configFileName = opts.tslintFile;
    }
    else {
        configFileName = utils_1.getConfigFileName(baseDir, opts.tslintFile || "tslint.json");
    }
    if (!configFileName) {
        return formatSettings;
    }
    if (opts.verbose) {
        console.log("read " + configFileName + " for " + fileName);
    }
    var config = utils_1.parseJSON(fs.readFileSync(configFileName, "utf-8"));
    if (!config.rules) {
        return formatSettings;
    }
    if (config.rules.indent && config.rules.indent[0]) {
        if (config.rules.indent[1] === "spaces") {
            formatSettings.convertTabsToSpaces = true;
        }
        else if (config.rules.indent[1] === "tabs") {
            formatSettings.convertTabsToSpaces = false;
        }
    }
    if (config.rules.whitespace && config.rules.whitespace[0]) {
        for (var p in config.rules.whitespace) {
            var value = config.rules.whitespace[p];
            if (value === "check-branch") {
                formatSettings.insertSpaceAfterKeywordsInControlFlowStatements = true;
            }
            else if (value === "check-decl") {
                // none?
            }
            else if (value === "check-operator") {
                formatSettings.insertSpaceBeforeAndAfterBinaryOperators = true;
            }
            else if (value === "check-separator") {
                formatSettings.insertSpaceAfterCommaDelimiter = true;
                formatSettings.insertSpaceAfterSemicolonInForStatements = true;
            }
            else if (value === "check-type") {
                // none?
            }
            else if (value === "check-typecast") {
                formatSettings.insertSpaceAfterTypeAssertion = true;
            }
        }
    }
    return formatSettings;
}
exports.makeFormatCodeOptions = makeFormatCodeOptions;
function postProcess(fileName, formattedCode, opts, _formatSettings) {
    var baseDir = opts.baseDir ? path.resolve(opts.baseDir) : path.dirname(path.resolve(fileName));
    var configFileName;
    if (opts.tslintFile && path.isAbsolute(opts.tslintFile)) {
        configFileName = opts.tslintFile;
    }
    else {
        configFileName = utils_1.getConfigFileName(baseDir, opts.tslintFile || "tslint.json");
    }
    if (!configFileName) {
        return formattedCode;
    }
    var config = utils_1.parseJSON(fs.readFileSync(configFileName, "utf-8"));
    if (!config.rules) {
        return formattedCode;
    }
    var additionalOptions = createDefaultAdditionalFormatCodeSettings();
    if (config.rules["no-consecutive-blank-lines"] === true) {
        additionalOptions.$noConsecutiveBlankLines = true;
    }
    if (additionalOptions.$noConsecutiveBlankLines) {
        formattedCode = formattedCode.replace(/\n+^$/mg, "\n");
    }
    return formattedCode;
}
exports.postProcess = postProcess;
function createDefaultAdditionalFormatCodeSettings() {
    return {
        $noConsecutiveBlankLines: false,
    };
}
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