本文整理汇总了TypeScript中file-system.File.exists方法的典型用法代码示例。如果您正苦于以下问题：TypeScript File.exists方法的具体用法？TypeScript File.exists怎么用？TypeScript File.exists使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类file-system.File的用法示例。
在下文中一共展示了File.exists方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: get
get(url: string): Promise<string> {
const appDir = knownFolders.currentApp().path;
const templatePath = this.resolve(url, appDir);
if (!File.exists(templatePath)) {
throw new Error(`File ${templatePath} does not exist. Resolved from: ${url}.`);
}
let templateFile = File.fromPath(templatePath);
return templateFile.readText();
}示例2: get
get(url: string): Promise<string> {
let appDir = knownFolders.currentApp().path;
let templatePath = path.join(appDir, url);
if (!File.exists(templatePath)) {
throw new Error(`File ${url} does not exist.`);
}
let templateFile = File.fromPath(templatePath);
return templateFile.readText();
}示例3: loadStyles
function loadStyles() {
var path = fs.path.join(fs.knownFolders.currentApp().path, cssPath);
if (!fs.File.exists(path)) {
throw new Error("Could not find code-highlight.css. Lookup path: " + path);
}
style = fs.File.fromPath(path).readTextSync((error) => {
console.log("Error loading style file: " + error);
});
};示例4: constructor
constructor(protected path: string) {
if (path.indexOf("~/") === 0) {
this.path = path = fs.path.join(fs.knownFolders.currentApp().path, path.replace("~/", ""));
}
const documents = fs.knownFolders.currentApp();
console.log('folder:', documents.path);
fs.Folder.fromPath(fs.path.join(documents.path, '')).eachEntity(function (entity) {
console.log('-', entity.name);
// Return true to continue, or return false to stop the iteration.
return true;
});
if (!fs.File.exists(path)) {
console.error("Sound not initialized; file not found.");
return;
}
};示例5: loadCss
export function loadCss(cssFile?: string): Array<cssSelector.CssSelector> {
if (!cssFile) {
return undefined;
}
var result: Array<cssSelector.CssSelector>;
var fs: typeof fileSystemModule = require("file-system");
var styleScope: typeof styleScopeModule = require("ui/styling/style-scope");
var cssFileName = fs.path.join(fs.knownFolders.currentApp().path, cssFile);
if (fs.File.exists(cssFileName)) {
var file = fs.File.fromPath(cssFileName);
var applicationCss = file.readTextSync();
if (applicationCss) {
result = styleScope.StyleScope.createSelectorsFromCss(applicationCss, cssFileName);
}
}
return result;
}示例6: loadCss
export function loadCss(cssFile?: string): RuleSet[] {
if (!cssFile) {
return undefined;
}
var result: RuleSet[];
var fs: typeof fileSystemModule = require("file-system");
if (!styleScope) {
styleScope = require("ui/styling/style-scope");
}
var cssFileName = fs.path.join(fs.knownFolders.currentApp().path, cssFile);
if (fs.File.exists(cssFileName)) {
var file = fs.File.fromPath(cssFileName);
var applicationCss = file.readTextSync();
if (applicationCss) {
result = parseCss(applicationCss, cssFileName);
}
}
return result;
}