kpdecker
81 lines
1.9 KiB
JavaScript
81 lines
1.9 KiB
JavaScript
import {createFrame, extend, toString} from './utils';
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import Exception from './exception';
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import {registerDefaultHelpers} from './helpers';
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export const VERSION = '3.0.1';
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export const COMPILER_REVISION = 6;
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export const REVISION_CHANGES = {
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1: '<= 1.0.rc.2', // 1.0.rc.2 is actually rev2 but doesn't report it
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2: '== 1.0.0-rc.3',
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3: '== 1.0.0-rc.4',
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4: '== 1.x.x',
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5: '== 2.0.0-alpha.x',
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6: '>= 2.0.0-beta.1'
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};
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const objectType = '[object Object]';
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export function HandlebarsEnvironment(helpers, partials) {
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this.helpers = helpers || {};
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this.partials = partials || {};
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registerDefaultHelpers(this);
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}
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HandlebarsEnvironment.prototype = {
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constructor: HandlebarsEnvironment,
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logger: logger,
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log: log,
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registerHelper: function(name, fn) {
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if (toString.call(name) === objectType) {
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if (fn) { throw new Exception('Arg not supported with multiple helpers'); }
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extend(this.helpers, name);
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} else {
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this.helpers[name] = fn;
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}
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},
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unregisterHelper: function(name) {
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delete this.helpers[name];
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},
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registerPartial: function(name, partial) {
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if (toString.call(name) === objectType) {
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extend(this.partials, name);
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} else {
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if (typeof partial === 'undefined') {
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throw new Exception('Attempting to register a partial as undefined');
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}
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this.partials[name] = partial;
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}
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},
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unregisterPartial: function(name) {
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delete this.partials[name];
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}
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};
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export let logger = {
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methodMap: { 0: 'debug', 1: 'info', 2: 'warn', 3: 'error' },
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// State enum
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DEBUG: 0,
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INFO: 1,
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WARN: 2,
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ERROR: 3,
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level: 1,
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// Can be overridden in the host environment
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log: function(level, message) {
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if (typeof console !== 'undefined' && logger.level <= level) {
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let method = logger.methodMap[level];
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(console[method] || console.log).call(console, message); // eslint-disable-line no-console
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}
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}
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};
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export let log = logger.log;
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export {createFrame};
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