angular2
Version:
Angular 2 - a web framework for modern web apps
80 lines • 10.1 kB
JavaScript
import { IS_DART, StringWrapper, isBlank } from 'angular2/src/facade/lang';
var CAMEL_CASE_REGEXP = /([A-Z])/g;
var DASH_CASE_REGEXP = /-([a-z])/g;
var SINGLE_QUOTE_ESCAPE_STRING_RE = /'|\\|\n|\$/g;
var DOUBLE_QUOTE_ESCAPE_STRING_RE = /"|\\|\n|\$/g;
export var MODULE_SUFFIX = IS_DART ? '.dart' : '.js';
export function camelCaseToDashCase(input) {
return StringWrapper.replaceAllMapped(input, CAMEL_CASE_REGEXP, (m) => { return '-' + m[1].toLowerCase(); });
}
export function dashCaseToCamelCase(input) {
return StringWrapper.replaceAllMapped(input, DASH_CASE_REGEXP, (m) => { return m[1].toUpperCase(); });
}
export function escapeSingleQuoteString(input) {
if (isBlank(input)) {
return null;
}
return `'${escapeString(input, SINGLE_QUOTE_ESCAPE_STRING_RE)}'`;
}
export function escapeDoubleQuoteString(input) {
if (isBlank(input)) {
return null;
}
return `"${escapeString(input, DOUBLE_QUOTE_ESCAPE_STRING_RE)}"`;
}
function escapeString(input, re) {
return StringWrapper.replaceAllMapped(input, re, (match) => {
if (match[0] == '$') {
return IS_DART ? '\\$' : '$';
}
else if (match[0] == '\n') {
return '\\n';
}
else {
return `\\${match[0]}`;
}
});
}
export function codeGenExportVariable(name) {
if (IS_DART) {
return `const ${name} = `;
}
else {
return `var ${name} = exports['${name}'] = `;
}
}
export function codeGenConstConstructorCall(name) {
if (IS_DART) {
return `const ${name}`;
}
else {
return `new ${name}`;
}
}
export function codeGenValueFn(params, value, fnName = '') {
if (IS_DART) {
return `${fnName}(${params.join(',')}) => ${value}`;
}
else {
return `function ${fnName}(${params.join(',')}) { return ${value}; }`;
}
}
export function codeGenToString(expr) {
if (IS_DART) {
return `'\${${expr}}'`;
}
else {
// JS automatically convets to string...
return expr;
}
}
export function splitAtColon(input, defaultValues) {
var parts = StringWrapper.split(input.trim(), /\s*:\s*/g);
if (parts.length > 1) {
return parts;
}
else {
return defaultValues;
}
}
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